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  • We review some of the past experimental work on these materials and illustrate new data using high resolution time of flight backscattering spectroscopy on organic-inorganic perovskites. We will show that the structural transitions in disordered lead based perovskites are driven by a broad frequency band of excitations. Creative Commons Attribution license.We predict a high thermoelectric efficiency of HfTe5, based on the first-principles calculations of the electronic structure and thermal conductivity, and the transport coefficients obtained by using the semi-classical Boltzmann transport theory in a wide temperature and carrier concentration range. The lattice thermal conductivity is calculated based on the Slack model and the result is in good agreement with the experimental value. The results of all the thermoelectric transport coefficients demonstrate anisotropic characteristics with the obvious small values along with the b direction. The figure of merit ZT computed with a temperature-dependent relaxation time can reach 2.68 along with the c direction of the n-type HfTe5 at 300 K and an optimal carrier concentration of 5.801019 cm-3. The Seebeck thermopower coefficients are between 100 and 300 μV/K at the optimal carrier concentration, but can reach nearly 1000 μV/K at low concentration. Therefore, HfTe5could achieve high thermoelectric performance at room temperature by controlling the transport direction and carrier concentration. © 2020 IOP Publishing Ltd.In this paper, amphiphilic conjugated triphenylamine-porphyrins TPA-Por-TPA and TPA-Por were designed and synthesized. The water-soluble nanostructures TPA-Por-TPA NPs, TPA-Por NPs spontaneously assembled after π-π stacking, which can be changed by improving the internal transfer ability of electrons. The intercalation and external binding modes of these free porphyrins and nanoporphyrins interacting with ct-DNA were confirmed by UV-vis and fluorescence spectroscopy. Reactive oxygen species (ROS) production was studied by 2',7'-dichlorofluorescein diacetate, demonstrating that the rate of production of ROS is TPA-Por-TPA NPs>TPA-Por-TPA>TPA-Por NPs>TPA-Por. In addition, the structure of NP enhanced the acceptor-donor conjugated structure, resulting in fluorescence quenching and promoting non-radiative heat generation. The photothermal conversion efficiencies (PCE) of TPA-Por-TPA NPs, TPA-Por NPs were measured and calculated to be 34.89% and 37.99%, respectively. At the same time, the three nanomaterials showed good photocytotoxicity, the IC50 of TPA-Por-TPA NPs, TPA-Por NPs were 32.18 μg/mL, 36.62 μg/mL at 10 minutes after laser irradiation. The cellular uptake and subcellular localization of these NPs were further evaluated through a confocal laser scanning microscope. The results showed that the conjugated nanoparticles have good biocompatibility properties in the cancer cells. These properties make triphenylamine porphyrin nanoparticles possible to become photosensitizers for photodynamic and photothermal synergistic treatment of tumor, and have potential prospects for applications in cancer diagnosis and treatment. © 2020 IOP Publishing Ltd.The aim is to review the features of 117 primary squamous cell carcinomas of thyroid which meet the histological criteria of World Health Organization classification of endocrine tumours. The carcinomas occur in 83 women and 34 men (female to male ratio is 2.4 to 1) and with median age at presentation of 64. Half of these squamous cell carcinomas of thyroid were moderately differentiated. PAX-8 protein is a sensitive marker for confirming the thyroid origin of the carcinoma. The carcinoma is also positive for p63, p40 cytokeratins 5/6, 7,19 and negative for cytokeratins 20 and 10/13. P53 overexpression is common. The most important differential diagnosis is direct infiltration or metastatic involvement by squamous cell carcinoma from other organs. Limited mutation analysis revealed BRAF mutation in some squamous cell carcinomas of the thyroid. The genetic profile appears to be different from anaplastic thyroid carcinomas. Primary squamous cell carcinoma of thyroid had lymph node involvement in 59% and distant metastases in 26%. The median survival of the patients was 8 months. Curative surgery offers the best survival for the patients with the carcinoma. To conclude, primary squamous cell carcinoma of the thyroid gland has distinctive clinical, pathological and molecular profiles. It is important to recognize this unique variant of thyroid carcinoma for possible curative surgical resection and to do more genomic works on the entity to uncover the molecular pathogenesis.Tumors caused by loss-of-function mutations in genes encoding TCA cycle enzymes have been recently discovered and are now of great interest. Mutations in succinate dehydrogenase (SDH) subunits cause pheochromocytoma/paraganglioma (PCPG) and syndromically associated tumors, which differ phenotypically and clinically from more common SDH-intact tumors of the same types. Consequences of SDH deficiency include rewired metabolism, pseudohypoxic signaling and altered redox balance. PCPG with SDHB mutations are particularly aggressive, and development of treatments has been hampered by lack of valid experimental models. Attempts to develop mouse models have been unsuccessful. Using a new strategy, we developed a xenograft and cell line model of SDH-deficient pheochromocytoma from rats with a heterozygous germline Sdhb mutation. https://www.selleckchem.com/products/wnk-in-11.html The genome, transcriptome and metabolome of this model, called RS0, closely resemble those of SDHB-mutated human PCPGs, making it the most valid model now available. Strategies employed to develop RS0 may be broadly applicable to other SDH-deficient tumors.Differentiated thyroid carcinoma (DTC) in children, adolescents, and young adults is associated with excellent prognosis. However, little is known about the long-term utilization of healthcare resources among survivors. The objective of this study was to compare utilization of healthcare resources among DTC survivors to the general population, with a focus on pulmonary-related resource utilization. Population-based linked data were used to retrospectively ascertain DTC patients from the Ontario Cancer Registry, age less then 30 years at diagnosis between 1992 and 2011. DTC cases were individually matched 110 to the general population on age, gender, diagnosis year, and rural status. Billing records for all-cause hospitalizations, emergency department visits, pulmonary subspecialist visits, and chest imaging were compared using incidence rate ratios (IRR). A total of 2456 individuals with DTC were identified, with women representing the majority (82.8%) of cases. Compared to controls, hospitalization and emergency department visit IRRs were 2.
    We review some of the past experimental work on these materials and illustrate new data using high resolution time of flight backscattering spectroscopy on organic-inorganic perovskites. We will show that the structural transitions in disordered lead based perovskites are driven by a broad frequency band of excitations. Creative Commons Attribution license.We predict a high thermoelectric efficiency of HfTe5, based on the first-principles calculations of the electronic structure and thermal conductivity, and the transport coefficients obtained by using the semi-classical Boltzmann transport theory in a wide temperature and carrier concentration range. The lattice thermal conductivity is calculated based on the Slack model and the result is in good agreement with the experimental value. The results of all the thermoelectric transport coefficients demonstrate anisotropic characteristics with the obvious small values along with the b direction. The figure of merit ZT computed with a temperature-dependent relaxation time can reach 2.68 along with the c direction of the n-type HfTe5 at 300 K and an optimal carrier concentration of 5.801019 cm-3. The Seebeck thermopower coefficients are between 100 and 300 μV/K at the optimal carrier concentration, but can reach nearly 1000 μV/K at low concentration. Therefore, HfTe5could achieve high thermoelectric performance at room temperature by controlling the transport direction and carrier concentration. © 2020 IOP Publishing Ltd.In this paper, amphiphilic conjugated triphenylamine-porphyrins TPA-Por-TPA and TPA-Por were designed and synthesized. The water-soluble nanostructures TPA-Por-TPA NPs, TPA-Por NPs spontaneously assembled after π-π stacking, which can be changed by improving the internal transfer ability of electrons. The intercalation and external binding modes of these free porphyrins and nanoporphyrins interacting with ct-DNA were confirmed by UV-vis and fluorescence spectroscopy. Reactive oxygen species (ROS) production was studied by 2',7'-dichlorofluorescein diacetate, demonstrating that the rate of production of ROS is TPA-Por-TPA NPs>TPA-Por-TPA>TPA-Por NPs>TPA-Por. In addition, the structure of NP enhanced the acceptor-donor conjugated structure, resulting in fluorescence quenching and promoting non-radiative heat generation. The photothermal conversion efficiencies (PCE) of TPA-Por-TPA NPs, TPA-Por NPs were measured and calculated to be 34.89% and 37.99%, respectively. At the same time, the three nanomaterials showed good photocytotoxicity, the IC50 of TPA-Por-TPA NPs, TPA-Por NPs were 32.18 μg/mL, 36.62 μg/mL at 10 minutes after laser irradiation. The cellular uptake and subcellular localization of these NPs were further evaluated through a confocal laser scanning microscope. The results showed that the conjugated nanoparticles have good biocompatibility properties in the cancer cells. These properties make triphenylamine porphyrin nanoparticles possible to become photosensitizers for photodynamic and photothermal synergistic treatment of tumor, and have potential prospects for applications in cancer diagnosis and treatment. © 2020 IOP Publishing Ltd.The aim is to review the features of 117 primary squamous cell carcinomas of thyroid which meet the histological criteria of World Health Organization classification of endocrine tumours. The carcinomas occur in 83 women and 34 men (female to male ratio is 2.4 to 1) and with median age at presentation of 64. Half of these squamous cell carcinomas of thyroid were moderately differentiated. PAX-8 protein is a sensitive marker for confirming the thyroid origin of the carcinoma. The carcinoma is also positive for p63, p40 cytokeratins 5/6, 7,19 and negative for cytokeratins 20 and 10/13. P53 overexpression is common. The most important differential diagnosis is direct infiltration or metastatic involvement by squamous cell carcinoma from other organs. Limited mutation analysis revealed BRAF mutation in some squamous cell carcinomas of the thyroid. The genetic profile appears to be different from anaplastic thyroid carcinomas. Primary squamous cell carcinoma of thyroid had lymph node involvement in 59% and distant metastases in 26%. The median survival of the patients was 8 months. Curative surgery offers the best survival for the patients with the carcinoma. To conclude, primary squamous cell carcinoma of the thyroid gland has distinctive clinical, pathological and molecular profiles. It is important to recognize this unique variant of thyroid carcinoma for possible curative surgical resection and to do more genomic works on the entity to uncover the molecular pathogenesis.Tumors caused by loss-of-function mutations in genes encoding TCA cycle enzymes have been recently discovered and are now of great interest. Mutations in succinate dehydrogenase (SDH) subunits cause pheochromocytoma/paraganglioma (PCPG) and syndromically associated tumors, which differ phenotypically and clinically from more common SDH-intact tumors of the same types. Consequences of SDH deficiency include rewired metabolism, pseudohypoxic signaling and altered redox balance. PCPG with SDHB mutations are particularly aggressive, and development of treatments has been hampered by lack of valid experimental models. Attempts to develop mouse models have been unsuccessful. Using a new strategy, we developed a xenograft and cell line model of SDH-deficient pheochromocytoma from rats with a heterozygous germline Sdhb mutation. https://www.selleckchem.com/products/wnk-in-11.html The genome, transcriptome and metabolome of this model, called RS0, closely resemble those of SDHB-mutated human PCPGs, making it the most valid model now available. Strategies employed to develop RS0 may be broadly applicable to other SDH-deficient tumors.Differentiated thyroid carcinoma (DTC) in children, adolescents, and young adults is associated with excellent prognosis. However, little is known about the long-term utilization of healthcare resources among survivors. The objective of this study was to compare utilization of healthcare resources among DTC survivors to the general population, with a focus on pulmonary-related resource utilization. Population-based linked data were used to retrospectively ascertain DTC patients from the Ontario Cancer Registry, age less then 30 years at diagnosis between 1992 and 2011. DTC cases were individually matched 110 to the general population on age, gender, diagnosis year, and rural status. Billing records for all-cause hospitalizations, emergency department visits, pulmonary subspecialist visits, and chest imaging were compared using incidence rate ratios (IRR). A total of 2456 individuals with DTC were identified, with women representing the majority (82.8%) of cases. Compared to controls, hospitalization and emergency department visit IRRs were 2.
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  • ressed in a 11 ratio and activates STAT4 as a downstream effector. Here, we report that B16F0 cells gain an intrinsic advantage by rewiring the canonical response to IL-12 to instead initiate PI3K-AKT signaling, which promotes cell survival. The data suggest a model where overexpressing one component of the IL-12 receptor, IL12RB2, enables melanoma cells to shift the functional response via both IL-12-mediated and molecular crowding-based IL12RB2 homodimerization. To explore the generalizability of these results, we also found that the expression of IL12RB2IL12RB1 is similarly skewed in human melanoma based on transcriptional profiles of melanoma cells and tumor-infiltrating lymphocytes. Additional file 6 Video abstract. (MP4 600 kb).An amendment to this paper has been published and can be accessed via the original article.Background The purpose of this study was to evaluate the circadian variation of human milk macronutrients and energy content depending upon pregnancy duration. Methods One hundred eighty fresh human milk samples from 45 mothers (27 of preterm and 18 of full-term newborns) were collected on a single day chosen between the 14th to 16th day after delivery. The samples were taken four times per day at 12 PM, 6 PM, 12 AM and 6 AM. Only lactating women, who could not breastfeed their hospitalized newborns and expressed milk by breast pump, were enrolled in the study. Human milk macronutrient composition and energy count were evaluated by mid-infrared spectrophotometry. Results Significant differences in macronutrient content were observed between 6 AM and 12 PM for mean protein content (t = - 4.62, df = 44, p less then 0.001), for mean fat content (t = - 2.10, df = 44, p = 0.04) and for mean energy content (t = - 2.24, df = 44, p = 0.03); between 6 AM and 6 PM for mean protein content (t = - 2.41, df = 43, p = 0.02), for mean fat content (t = - 3.76, df = 43, p = 0.001) and for mean energy content (t = - 3.85, df = 43, p less then 0.001); between 12 PM and 12 AM for mean protein content (Wilcoxon test V = 75.5, p = 0.001), for mean fat content (t = 2.50, df = 44, p = 0.02) and for mean energy content (t = 2.74, df = 44, p = 0.01); between 6 PM and 12 AM for mean protein content (V = 229, p = 0.02), for mean fat content (t = 4.39, df = 43, p less then 0.001) and for mean energy content (t = - 4.57, df = 43, p less then 0.001). https://www.selleckchem.com/products/shin1-rz-2994.html The average content of carbohydrates did not change significantly during the 24 h. The samples of preterm newborns' mothers had more apparent diurnal fluctuations in macronutrient content. Conclusions Our study revealed significant diurnal variations in protein and fat in human milk, and these circadian fluctuations were more apparent in the milk of mothers of preterm infants.Background African populations provide a unique opportunity to interrogate host-microbe co-evolution and its impact on adaptive phenotypes due to their genomic, phenotypic, and cultural diversity. We integrate gut microbiome 16S rRNA amplicon and shotgun metagenomic sequence data with quantification of pathogen burden and measures of immune parameters for 575 ethnically diverse Africans from Cameroon. Subjects followed pastoralist, agropastoralist, and hunter-gatherer lifestyles and were compared to an urban US population from Philadelphia. Results We observe significant differences in gut microbiome composition across populations that correlate with subsistence strategy and country. After these, the variable most strongly associated with gut microbiome structure in Cameroonians is the presence of gut parasites. Hunter-gatherers have high frequencies of parasites relative to agropastoralists and pastoralists. Ascaris lumbricoides, Necator americanus, Trichuris trichiura, and Strongyloides stercoralis soil-transmitted helminths ("ANTS" parasites) significantly co-occur, and increased frequency of gut parasites correlates with increased gut microbial diversity. Gut microbiome composition predicts ANTS positivity with 80% accuracy. Colonization with ANTS, in turn, is associated with elevated levels of TH1, TH2, and proinflammatory cytokines, indicating an association with multiple immune mechanisms. The unprecedented size of this dataset allowed interrogation of additional questions-for example, we find that Fulani pastoralists, who consume high levels of milk, possess an enrichment of gut bacteria that catabolize galactose, an end product of lactose metabolism, and of bacteria that metabolize lipids. Conclusions These data document associations of bacterial microbiota and eukaryotic parasites with each other and with host immune responses; each of these is further correlated with subsistence practices.Background Consecutive peripheral immune challenges can modulate the responses of brain resident microglia to stimuli. High-fat diet (HFD) intake has been reported to stimulate the activation of astrocytes and microglia in the arcuate nucleus (ARC) of the hypothalamus in obese rodents and humans. However, it is unknown whether intermittent exposure to additional peripheral immune challenge can modify HFD-induced hypothalamic glial activation in obese individuals. Methods In this study, we administered 1 mg/kg LPS (or saline) by intraperitoneal (i.p.) injection to 8-week-old male **** after 1, 2, or 8 weeks of a regular diet (show) or HFD. The level of interleukin-1β (IL-1β) and tumor necrosis factor-α (TNF-α) expression in the plasma and hypothalamic tissue was analyzed 24 h after each LPS injection. The behaviors of the animals in the four groups (the chow-saline, chow-LPS, HFD-saline, and HFD-LPS groups) were examined 5 months after exposure to chow or a HFD. Morphological examination of microglia in relateding. Alternatively, chronic HFD feeding might mediate microglia in LPS-affected brain regions and subsequently suppress LPS-induced atypical exploratory behavior. Our findings suggest that the interaction of intermittent acute peripheral immune challenges with chronic HFD intake can drive microglia to amend the microenvironment and further modify animal behaviors in the later life.Background Despite recent reductions, youth substance use continues to be a concern in the United States. Structured primary care substance use screening among adolescents is recommended, but not widely implemented. The purpose of this study was to describe the distribution and characteristics of adolescent substance use screening in outpatient clinics in a large academic medical center and assess related factors (i.e., patient age, race/ethnicity, gender, and insurance type) to inform and improve the quality of substance use screening in practice. Methods We abstracted a random sample of 127 records of patients aged 12-17 and coded clinical notes (e.g., converted open-ended notes to discrete values) to describe screening cases and related characteristics (e.g., which substances screened, how screened). We then analyzed descriptive patterns within the data to calculate screening rates, characteristics of screening, and used multiple logistic regression to identify related factors. Results Among 127 records, rates of screening by providers were 72% (each) for common substances (alcohol, marijuana, tobacco).
    ressed in a 11 ratio and activates STAT4 as a downstream effector. Here, we report that B16F0 cells gain an intrinsic advantage by rewiring the canonical response to IL-12 to instead initiate PI3K-AKT signaling, which promotes cell survival. The data suggest a model where overexpressing one component of the IL-12 receptor, IL12RB2, enables melanoma cells to shift the functional response via both IL-12-mediated and molecular crowding-based IL12RB2 homodimerization. To explore the generalizability of these results, we also found that the expression of IL12RB2IL12RB1 is similarly skewed in human melanoma based on transcriptional profiles of melanoma cells and tumor-infiltrating lymphocytes. Additional file 6 Video abstract. (MP4 600 kb).An amendment to this paper has been published and can be accessed via the original article.Background The purpose of this study was to evaluate the circadian variation of human milk macronutrients and energy content depending upon pregnancy duration. Methods One hundred eighty fresh human milk samples from 45 mothers (27 of preterm and 18 of full-term newborns) were collected on a single day chosen between the 14th to 16th day after delivery. The samples were taken four times per day at 12 PM, 6 PM, 12 AM and 6 AM. Only lactating women, who could not breastfeed their hospitalized newborns and expressed milk by breast pump, were enrolled in the study. Human milk macronutrient composition and energy count were evaluated by mid-infrared spectrophotometry. Results Significant differences in macronutrient content were observed between 6 AM and 12 PM for mean protein content (t = - 4.62, df = 44, p less then 0.001), for mean fat content (t = - 2.10, df = 44, p = 0.04) and for mean energy content (t = - 2.24, df = 44, p = 0.03); between 6 AM and 6 PM for mean protein content (t = - 2.41, df = 43, p = 0.02), for mean fat content (t = - 3.76, df = 43, p = 0.001) and for mean energy content (t = - 3.85, df = 43, p less then 0.001); between 12 PM and 12 AM for mean protein content (Wilcoxon test V = 75.5, p = 0.001), for mean fat content (t = 2.50, df = 44, p = 0.02) and for mean energy content (t = 2.74, df = 44, p = 0.01); between 6 PM and 12 AM for mean protein content (V = 229, p = 0.02), for mean fat content (t = 4.39, df = 43, p less then 0.001) and for mean energy content (t = - 4.57, df = 43, p less then 0.001). https://www.selleckchem.com/products/shin1-rz-2994.html The average content of carbohydrates did not change significantly during the 24 h. The samples of preterm newborns' mothers had more apparent diurnal fluctuations in macronutrient content. Conclusions Our study revealed significant diurnal variations in protein and fat in human milk, and these circadian fluctuations were more apparent in the milk of mothers of preterm infants.Background African populations provide a unique opportunity to interrogate host-microbe co-evolution and its impact on adaptive phenotypes due to their genomic, phenotypic, and cultural diversity. We integrate gut microbiome 16S rRNA amplicon and shotgun metagenomic sequence data with quantification of pathogen burden and measures of immune parameters for 575 ethnically diverse Africans from Cameroon. Subjects followed pastoralist, agropastoralist, and hunter-gatherer lifestyles and were compared to an urban US population from Philadelphia. Results We observe significant differences in gut microbiome composition across populations that correlate with subsistence strategy and country. After these, the variable most strongly associated with gut microbiome structure in Cameroonians is the presence of gut parasites. Hunter-gatherers have high frequencies of parasites relative to agropastoralists and pastoralists. Ascaris lumbricoides, Necator americanus, Trichuris trichiura, and Strongyloides stercoralis soil-transmitted helminths ("ANTS" parasites) significantly co-occur, and increased frequency of gut parasites correlates with increased gut microbial diversity. Gut microbiome composition predicts ANTS positivity with 80% accuracy. Colonization with ANTS, in turn, is associated with elevated levels of TH1, TH2, and proinflammatory cytokines, indicating an association with multiple immune mechanisms. The unprecedented size of this dataset allowed interrogation of additional questions-for example, we find that Fulani pastoralists, who consume high levels of milk, possess an enrichment of gut bacteria that catabolize galactose, an end product of lactose metabolism, and of bacteria that metabolize lipids. Conclusions These data document associations of bacterial microbiota and eukaryotic parasites with each other and with host immune responses; each of these is further correlated with subsistence practices.Background Consecutive peripheral immune challenges can modulate the responses of brain resident microglia to stimuli. High-fat diet (HFD) intake has been reported to stimulate the activation of astrocytes and microglia in the arcuate nucleus (ARC) of the hypothalamus in obese rodents and humans. However, it is unknown whether intermittent exposure to additional peripheral immune challenge can modify HFD-induced hypothalamic glial activation in obese individuals. Methods In this study, we administered 1 mg/kg LPS (or saline) by intraperitoneal (i.p.) injection to 8-week-old male mice after 1, 2, or 8 weeks of a regular diet (show) or HFD. The level of interleukin-1β (IL-1β) and tumor necrosis factor-α (TNF-α) expression in the plasma and hypothalamic tissue was analyzed 24 h after each LPS injection. The behaviors of the animals in the four groups (the chow-saline, chow-LPS, HFD-saline, and HFD-LPS groups) were examined 5 months after exposure to chow or a HFD. Morphological examination of microglia in relateding. Alternatively, chronic HFD feeding might mediate microglia in LPS-affected brain regions and subsequently suppress LPS-induced atypical exploratory behavior. Our findings suggest that the interaction of intermittent acute peripheral immune challenges with chronic HFD intake can drive microglia to amend the microenvironment and further modify animal behaviors in the later life.Background Despite recent reductions, youth substance use continues to be a concern in the United States. Structured primary care substance use screening among adolescents is recommended, but not widely implemented. The purpose of this study was to describe the distribution and characteristics of adolescent substance use screening in outpatient clinics in a large academic medical center and assess related factors (i.e., patient age, race/ethnicity, gender, and insurance type) to inform and improve the quality of substance use screening in practice. Methods We abstracted a random sample of 127 records of patients aged 12-17 and coded clinical notes (e.g., converted open-ended notes to discrete values) to describe screening cases and related characteristics (e.g., which substances screened, how screened). We then analyzed descriptive patterns within the data to calculate screening rates, characteristics of screening, and used multiple logistic regression to identify related factors. Results Among 127 records, rates of screening by providers were 72% (each) for common substances (alcohol, marijuana, tobacco).
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  • OBJECTIVES This study investigates perceived barriers towards the implementation of multiprofessional team briefings (MPTB) in operating theatres, as well as ways to overcome these perceived barriers. Previous research shows that MPTB can enhance teamwork and communication, but are underused in operating theatres. By adopting a multilevel systems perspective, this study examines perceived barriers and solutions for MPTB implementation. DESIGN Participants completed open-ended survey questions. Responses were coded via qualitative content analysis. The analysis focused on themes in the responses and the systems level at which each barrier and solution operates. SETTING Four tertiary hospitals in Australia. PARTICIPANTS 103 operating theatre staff, including nurses, surgeons, anaesthetists, technicians and administrators. RESULTS Participants identified barriers and solutions at the organisational (15.81% of barriers; 74.10% of solutions), work group (61.39% of barriers; 25.09% of solutions) and individual level (22.33% of barriers; 0% of solutions). Of all the perceived barriers to MPTB occurrence, a key one is getting everyone into the room at the same time . Matching of perceived barriers and solutions shows that higher systems-level solutions can address lower level barriers, thereby showing the relevance of implementing such wider reaching solutions to MPTB occurrence (including work practices at occupational level and above) as well as addressing more local issues. CONCLUSIONS Successful MPTB implementation requires changes at various systems levels. Practitioners can strategically prepare and plan for systems-based strategies to overcome barriers to MPTB implementation. Future research can build on this study's findings by directly examining higher systems-level barriers and solutions via detailed case analyses. © Author(s) (or their employer(s)) 2020. Re-use permitted under CC BY-NC. No commercial re-use. See rights and permissions. Published by BMJ.INTRODUCTION The scale-up of antiretroviral therapy (ART) across sub-Saharan Africa (SSA) has reduced mortality so that increasing numbers of children with HIV (CWH) are surviving to adolescence. However, they experience a range of morbidities due to chronic HIV infection and its treatment. Impaired linear growth (stunting) is a common manifestation, affecting up to 50% of children. However, the effect of HIV on bone and muscle development during adolescent growth is not well characterised. Given the close link between pubertal timing and musculoskeletal development, any impairments in adolescence are likely to impact on future adult musculoskeletal health. We hypothesise that bone and muscle mass accrual in CWH is reduced, putting them at risk of reduced bone mineral density (BMD) and muscle function and increasing fracture risk. This study aims to determine the impact of HIV on BMD and muscle function in peripubertal children on ART in Zimbabwe. METHODS AND ANALYSIS Children with (n=300) and without HIV (n=der CC BY. Published by BMJ.OBJECTIVES Q fever is a zoonosis caused by the bacterium Coxiella burnetii. It is recognised as an occupational hazard for individuals who are in regular contact with animal birth products. Data from the literature are not comparable because different serological assays perform very differently in detecting past infections. It is therefore essential to choose the right assay for obtaining reliable data of seroprevalence. Obstetricians are another profession potentially at risk of Q fever. They can be infected from birth products of women with Q fever during pregnancy. There is little data, however, for Q fever in this occupational group. Our study therefore had two purposes. The first was to obtain reliable seroprevalence data for occupational groups in regular contact with animal birth products by using an assay with proven excellent sensitivity and specificity for detecting past infections. The second purpose was to obtain primary data for obstetricians. DESIGN We carried out a cross-sectional study. SETTINent. https://www.selleckchem.com/products/ski-ii.html © Author(s) (or their employer(s)) 2020. Re-use permitted under CC BY-NC. No commercial re-use. See rights and permissions. Published by BMJ.OBJECTIVES Mortality rates in Scotland are higher, and health inequalities are greater, than in the rest of Western and Central Europe. There was a marked divergence during the 1980s and 1990s in the Scottish rates partly due to rises in alcohol-related and drug-related deaths, suicide and deaths by assault. This study examines whether age, period or cohort effects account for the trends in death by assault in Scotland and any sex or deprivation inequalities in these. DESIGN We calculated crude and age-standardised mortality rates for deaths by assault for Scottish men and women from 1974 to 2015 for the population overall and for populations stratified by Carstairs area of deprivation. We examined age-sex stratified trends to identify obvious age-period-cohort effects. SETTING This study was conducted in Scotland. PARTICIPANTS Men and women whose registered death by the International Classification of Diseases was due to assault from 1974 to 2015 (n=3936) were included in this study. RESULTS Whereas age-stanermissions. Published by BMJ.The gut barrier separates trillions of microbes from the largest immune system in the body; when compromised, a "leaky" gut barrier fuels systemic inflammation, which hastens the progression of chronic diseases. Strategies to detect and repair the leaky gut barrier remain urgent and unmet needs. Recently, a stress-polarity signaling (SPS) pathway has been described in which the metabolic sensor, AMP-kinase acts via its effector, GIV (also known as Girdin) to augment epithelial polarity exclusively under energetic stress and suppresses tumor formation. Using murine and human colon-derived organoids, and enteroid-derived monolayers (EDMs) that are exposed to stressors, we reveal that the SPS-pathway is active in the intestinal epithelium and requires a catalytically active AMP-kinase. Its pharmacologic augmentation resists stress-induced collapse of the epithelium when challenged with microbes or microbial products. In addition, the SPS-pathway is suppressed in the aging gut, and its reactivation in enteroid-derived monolayers reverses aging-associated inflammation and loss of barrier function.
    OBJECTIVES This study investigates perceived barriers towards the implementation of multiprofessional team briefings (MPTB) in operating theatres, as well as ways to overcome these perceived barriers. Previous research shows that MPTB can enhance teamwork and communication, but are underused in operating theatres. By adopting a multilevel systems perspective, this study examines perceived barriers and solutions for MPTB implementation. DESIGN Participants completed open-ended survey questions. Responses were coded via qualitative content analysis. The analysis focused on themes in the responses and the systems level at which each barrier and solution operates. SETTING Four tertiary hospitals in Australia. PARTICIPANTS 103 operating theatre staff, including nurses, surgeons, anaesthetists, technicians and administrators. RESULTS Participants identified barriers and solutions at the organisational (15.81% of barriers; 74.10% of solutions), work group (61.39% of barriers; 25.09% of solutions) and individual level (22.33% of barriers; 0% of solutions). Of all the perceived barriers to MPTB occurrence, a key one is getting everyone into the room at the same time . Matching of perceived barriers and solutions shows that higher systems-level solutions can address lower level barriers, thereby showing the relevance of implementing such wider reaching solutions to MPTB occurrence (including work practices at occupational level and above) as well as addressing more local issues. CONCLUSIONS Successful MPTB implementation requires changes at various systems levels. Practitioners can strategically prepare and plan for systems-based strategies to overcome barriers to MPTB implementation. Future research can build on this study's findings by directly examining higher systems-level barriers and solutions via detailed case analyses. © Author(s) (or their employer(s)) 2020. Re-use permitted under CC BY-NC. No commercial re-use. See rights and permissions. Published by BMJ.INTRODUCTION The scale-up of antiretroviral therapy (ART) across sub-Saharan Africa (SSA) has reduced mortality so that increasing numbers of children with HIV (CWH) are surviving to adolescence. However, they experience a range of morbidities due to chronic HIV infection and its treatment. Impaired linear growth (stunting) is a common manifestation, affecting up to 50% of children. However, the effect of HIV on bone and muscle development during adolescent growth is not well characterised. Given the close link between pubertal timing and musculoskeletal development, any impairments in adolescence are likely to impact on future adult musculoskeletal health. We hypothesise that bone and muscle mass accrual in CWH is reduced, putting them at risk of reduced bone mineral density (BMD) and muscle function and increasing fracture risk. This study aims to determine the impact of HIV on BMD and muscle function in peripubertal children on ART in Zimbabwe. METHODS AND ANALYSIS Children with (n=300) and without HIV (n=der CC BY. Published by BMJ.OBJECTIVES Q fever is a zoonosis caused by the bacterium Coxiella burnetii. It is recognised as an occupational hazard for individuals who are in regular contact with animal birth products. Data from the literature are not comparable because different serological assays perform very differently in detecting past infections. It is therefore essential to choose the right assay for obtaining reliable data of seroprevalence. Obstetricians are another profession potentially at risk of Q fever. They can be infected from birth products of women with Q fever during pregnancy. There is little data, however, for Q fever in this occupational group. Our study therefore had two purposes. The first was to obtain reliable seroprevalence data for occupational groups in regular contact with animal birth products by using an assay with proven excellent sensitivity and specificity for detecting past infections. The second purpose was to obtain primary data for obstetricians. DESIGN We carried out a cross-sectional study. SETTINent. https://www.selleckchem.com/products/ski-ii.html © Author(s) (or their employer(s)) 2020. Re-use permitted under CC BY-NC. No commercial re-use. See rights and permissions. Published by BMJ.OBJECTIVES Mortality rates in Scotland are higher, and health inequalities are greater, than in the rest of Western and Central Europe. There was a marked divergence during the 1980s and 1990s in the Scottish rates partly due to rises in alcohol-related and drug-related deaths, suicide and deaths by assault. This study examines whether age, period or cohort effects account for the trends in death by assault in Scotland and any sex or deprivation inequalities in these. DESIGN We calculated crude and age-standardised mortality rates for deaths by assault for Scottish men and women from 1974 to 2015 for the population overall and for populations stratified by Carstairs area of deprivation. We examined age-sex stratified trends to identify obvious age-period-cohort effects. SETTING This study was conducted in Scotland. PARTICIPANTS Men and women whose registered death by the International Classification of Diseases was due to assault from 1974 to 2015 (n=3936) were included in this study. RESULTS Whereas age-stanermissions. Published by BMJ.The gut barrier separates trillions of microbes from the largest immune system in the body; when compromised, a "leaky" gut barrier fuels systemic inflammation, which hastens the progression of chronic diseases. Strategies to detect and repair the leaky gut barrier remain urgent and unmet needs. Recently, a stress-polarity signaling (SPS) pathway has been described in which the metabolic sensor, AMP-kinase acts via its effector, GIV (also known as Girdin) to augment epithelial polarity exclusively under energetic stress and suppresses tumor formation. Using murine and human colon-derived organoids, and enteroid-derived monolayers (EDMs) that are exposed to stressors, we reveal that the SPS-pathway is active in the intestinal epithelium and requires a catalytically active AMP-kinase. Its pharmacologic augmentation resists stress-induced collapse of the epithelium when challenged with microbes or microbial products. In addition, the SPS-pathway is suppressed in the aging gut, and its reactivation in enteroid-derived monolayers reverses aging-associated inflammation and loss of barrier function.
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  • Antibiotics have been successfully used for the control of several plant diseases for many years. Recently, streptomycin and oxytetracycline have been approved for the treatment of Huanglongbing (HLB) in Florida. The enzyme-linked immunosorbent assay (ELISA) is the most commonly used assay for the detection of these antibiotics because it is quick, simple, and can be used to analyze many samples at the same time. However, ELISA can react with the metabolites of the parent compound and its structurally related compounds. In this study, we investigated the cross-reactivity of the oxytetracycline ACCEL ELISA kitTM with three of oxytetracycline metabolites (4-epi-oxytetracycline, α-apo-oxytetracycline, and β-apo-oxytetracycline). The α-apo-oxytetracycline and β-apo-oxytetracycline metabolite did not show any cross-reactivity in the linear range (1.5-50 ng mL-1) of the assay. Whereas 4-epi-oxytetracycline showed high cross-reactivity, and its response was similar to oxytetracycline. Our results indicated that the oxytetracycline ELISA kits estimate the level of oxytetracycline as well as its main metabolite, 4-epi-oxytetracycline.Pesticides are heavily used in agriculture to protect crops from diseases, insects, and weeds. However, only a fraction of the used pesticides reaches the target and the rest slips through the soil, causing the contamination of ground- and surface water resources. Given the emerging interest in the on-site detection of analytes that can replace traditional chromatographic techniques, alternative methods for pesticide measuring have recently encountered remarkable attention. This review gives a focused overview of the literature related to the electrochemical detection of selected pesticides. Here, we focus on the electrochemical detection of three important pesticides; glyphosate, lindane and bentazone using a variety of electrochemical detection techniques, electrode materials, electrolyte media, and sample matrix. https://www.selleckchem.com/products/17-DMAG,Hydrochloride-Salt.html The review summarizes the different electrochemical studies and provides an overview of the analytical performances reported such as; the limits of detection and linearity range. This article highlights the advancements in pesticide detection of the selected pesticides using electrochemical methods and point towards the challenges and needed efforts to achieve electrochemical detection suitable for on-site applications.INTRODUCTION The circadian pattern of blood pressure is characterized by a physiological drop occurring after sleep onset. The alteration of this phenomenon (non-dipping, extreme dipping, or reverse dipping) is associated with an increased cardiovascular risk. Besides altered autonomic and endocrine circadian rhythms, psychological aspects seem to play a role in this modification. However, the few studies that have analyzed the influence of psychological dimensions on the dipping phenomenon have reported inconsistent results. This study aimed to examine the relationship between anger expression and blood pressure (BP) dipping. METHODS We obtained 24 h ambulatory BP measurements from 151 participants and used them to define three groups according to their dipping status Dippers (N = 65), Non-Dippers (N = 42), and Extreme Dippers (N = 44). Sociodemographic and anamnestic information was collected, and the State-Trait Anger Expression Inventory was used to assess anger. RESULTS Analysis of variance evidenced significant higher scores for Trait Anger Temperament and Anger Expression in Extreme Dippers than in both Dippers and Non-Dippers. However, after controlling for confounding variables, there was no significant relationship with trait anger, and only the result concerning the suppression of anger was confirmed. CONCLUSIONS These findings suggest that the analysis of some psychological factors, such as anger, could be necessary to better understand differences in nocturnal BP alterations. Trait anger and suppression of anger may contribute to the description and classification of patients who exhibit a maladaptive dipping phenomenon. However, modifiable (i.e., cigarette consumption) and unmodifiable (i.e., age) risk factors appear to mediate this relationship. Although further studies are necessary to explore this association, these results highlight that some aspects of anger can represent risk factors or markers of maladaptive modulation of the dipping phenomenon.Environmental issues (i.e., food safety and environmental pollution) have increased concerns about individuals' health as well as global environment. These concerns drive awareness for the influences of healthy foods, and eventually lead them to visit healthy food exhibitions. This research aims to understand the attendees' motives for participating in a healthy food exhibition. Specific objectives are to identify crucial visitors' motives influencing satisfaction with the healthy food exhibition and to verify whether visitors' satisfaction with the exhibition enhances their memory for the experience in the exhibition. The survey was conducted by targeting visitors who participated in the Busan International Food Expo, and the data collected from 363 attendees were analyzed using the SPSS and AMOS statistical programs. The analysis results revealed that three dimensions of healthy food exhibition motives, namely perceived healthiness, perceived hedonism and perceived food safety, increase visitors' satisfaction with the healthy food exhibition, and that satisfaction with the healthy food exhibition further had a positive impact on the visitors' memory for the exhibition experience.This study assesses differences between users and non-users of unscheduled healthcare for persistent childhood asthma, with regard to select demographic and risk factors. The objectives are to provide important healthcare utilization information and a foundation for future research on self-management effectiveness (SME), informed by a recently developed "holistic framework" for measuring SME in childhood asthma. An 18-month retrospective chart review was conducted on 59 pediatric outpatients with persistent asthma-mild, moderate, or severe, to obtain data on various demographic and risk factors, and healthcare use for each child. The study examined five types of "unscheduled" healthcare use. Users had non-zero encounters (at least one) in any of the five types; non-users had zero encounters (not even one) in all five types. Differences between users and non-users were assessed using contingency table and logistic regression analysis. There were 25 users and 34 non-users of unscheduled healthcare. Each severity category contained users and non-users.
    Antibiotics have been successfully used for the control of several plant diseases for many years. Recently, streptomycin and oxytetracycline have been approved for the treatment of Huanglongbing (HLB) in Florida. The enzyme-linked immunosorbent assay (ELISA) is the most commonly used assay for the detection of these antibiotics because it is quick, simple, and can be used to analyze many samples at the same time. However, ELISA can react with the metabolites of the parent compound and its structurally related compounds. In this study, we investigated the cross-reactivity of the oxytetracycline ACCEL ELISA kitTM with three of oxytetracycline metabolites (4-epi-oxytetracycline, α-apo-oxytetracycline, and β-apo-oxytetracycline). The α-apo-oxytetracycline and β-apo-oxytetracycline metabolite did not show any cross-reactivity in the linear range (1.5-50 ng mL-1) of the assay. Whereas 4-epi-oxytetracycline showed high cross-reactivity, and its response was similar to oxytetracycline. Our results indicated that the oxytetracycline ELISA kits estimate the level of oxytetracycline as well as its main metabolite, 4-epi-oxytetracycline.Pesticides are heavily used in agriculture to protect crops from diseases, insects, and weeds. However, only a fraction of the used pesticides reaches the target and the rest slips through the soil, causing the contamination of ground- and surface water resources. Given the emerging interest in the on-site detection of analytes that can replace traditional chromatographic techniques, alternative methods for pesticide measuring have recently encountered remarkable attention. This review gives a focused overview of the literature related to the electrochemical detection of selected pesticides. Here, we focus on the electrochemical detection of three important pesticides; glyphosate, lindane and bentazone using a variety of electrochemical detection techniques, electrode materials, electrolyte media, and sample matrix. https://www.selleckchem.com/products/17-DMAG,Hydrochloride-Salt.html The review summarizes the different electrochemical studies and provides an overview of the analytical performances reported such as; the limits of detection and linearity range. This article highlights the advancements in pesticide detection of the selected pesticides using electrochemical methods and point towards the challenges and needed efforts to achieve electrochemical detection suitable for on-site applications.INTRODUCTION The circadian pattern of blood pressure is characterized by a physiological drop occurring after sleep onset. The alteration of this phenomenon (non-dipping, extreme dipping, or reverse dipping) is associated with an increased cardiovascular risk. Besides altered autonomic and endocrine circadian rhythms, psychological aspects seem to play a role in this modification. However, the few studies that have analyzed the influence of psychological dimensions on the dipping phenomenon have reported inconsistent results. This study aimed to examine the relationship between anger expression and blood pressure (BP) dipping. METHODS We obtained 24 h ambulatory BP measurements from 151 participants and used them to define three groups according to their dipping status Dippers (N = 65), Non-Dippers (N = 42), and Extreme Dippers (N = 44). Sociodemographic and anamnestic information was collected, and the State-Trait Anger Expression Inventory was used to assess anger. RESULTS Analysis of variance evidenced significant higher scores for Trait Anger Temperament and Anger Expression in Extreme Dippers than in both Dippers and Non-Dippers. However, after controlling for confounding variables, there was no significant relationship with trait anger, and only the result concerning the suppression of anger was confirmed. CONCLUSIONS These findings suggest that the analysis of some psychological factors, such as anger, could be necessary to better understand differences in nocturnal BP alterations. Trait anger and suppression of anger may contribute to the description and classification of patients who exhibit a maladaptive dipping phenomenon. However, modifiable (i.e., cigarette consumption) and unmodifiable (i.e., age) risk factors appear to mediate this relationship. Although further studies are necessary to explore this association, these results highlight that some aspects of anger can represent risk factors or markers of maladaptive modulation of the dipping phenomenon.Environmental issues (i.e., food safety and environmental pollution) have increased concerns about individuals' health as well as global environment. These concerns drive awareness for the influences of healthy foods, and eventually lead them to visit healthy food exhibitions. This research aims to understand the attendees' motives for participating in a healthy food exhibition. Specific objectives are to identify crucial visitors' motives influencing satisfaction with the healthy food exhibition and to verify whether visitors' satisfaction with the exhibition enhances their memory for the experience in the exhibition. The survey was conducted by targeting visitors who participated in the Busan International Food Expo, and the data collected from 363 attendees were analyzed using the SPSS and AMOS statistical programs. The analysis results revealed that three dimensions of healthy food exhibition motives, namely perceived healthiness, perceived hedonism and perceived food safety, increase visitors' satisfaction with the healthy food exhibition, and that satisfaction with the healthy food exhibition further had a positive impact on the visitors' memory for the exhibition experience.This study assesses differences between users and non-users of unscheduled healthcare for persistent childhood asthma, with regard to select demographic and risk factors. The objectives are to provide important healthcare utilization information and a foundation for future research on self-management effectiveness (SME), informed by a recently developed "holistic framework" for measuring SME in childhood asthma. An 18-month retrospective chart review was conducted on 59 pediatric outpatients with persistent asthma-mild, moderate, or severe, to obtain data on various demographic and risk factors, and healthcare use for each child. The study examined five types of "unscheduled" healthcare use. Users had non-zero encounters (at least one) in any of the five types; non-users had zero encounters (not even one) in all five types. Differences between users and non-users were assessed using contingency table and logistic regression analysis. There were 25 users and 34 non-users of unscheduled healthcare. Each severity category contained users and non-users.
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  • An amendment to this paper has been published and can be accessed via a link at the top of the paper.Bupropion is hydroxylated to its primary active metabolite hydroxybupropion by cytochrome P450 enzyme CYP2B6. In vitro data suggest the existence of alternative hydroxylation pathways mediated by the highly polymorphic enzyme CYP2C19. However, the impact of its genetic variants on bupropion metabolism in vivo is still under investigation. We report the case of a 28-year-old male Caucasian outpatient suffering from major depressive disorder who did not respond to a treatment with bupropion. Therapeutic drug monitoring revealed very low serum concentrations of both bupropion and hydroxybupropion. Genotyping identified a heterozygous status for the gain-of-function allele with the genotype CYP2C19*1/*17 predicting enhanced enzymatic activity. The present case shows a reduced bupropion efficacy, which may be explained by a reduced active moiety of bupropion and its active metabolite hydroxybupropion, due to alternative hydroxylation pathways mediated by CYP2C19 in an individual with CYP2C19 rapid metabolizer status. The case report thus illustrates the clinical relevance of therapeutic drug monitoring in combination with pharmacogenetics diagnostics for a personalized treatment approach.BACKGROUND The present research aimed to explore the risk factors for adverse cardiovascular events in elderly patients with acute myocardial infarction (AMI) combined with NAFLD. MATERIAL AND METHODS We included 325 AMI patients hospitalized in the Department of Cardiology. AMI patients underwent emergency thrombolysis or percutaneous coronary intervention (PCI). AMI patients were classified into NAFLD group and non-NAFLD group. General clinical data, creatinine and myocardial enzyme, GRACE scores of AMI patients were evaluated and compared between two groups. Incidence of adverse cardiovascular events, including ECG instability, hemodynamic instability and death were evaluated. RESULTS Compared to patients in the non-NAFLD group, patients in the NAFLD group had remarkably lower proportions of diabetic patients (p=0.001), coronary heart disease (CHD) patients (p=0.027), and CABG/PCI patients (p140 (OR 3.005, 95% CI 1.504-6.032), EF less then 35% (OR 2.649, 95% CI 1.364-4.346), diabetes (OR 1.308, 95% CI 1.072-1.589), and NAFLD (OR 1.112, 95% CI 1.043-1.324) were independent predictors for elderly AMI patients' adverse cardiovascular events. CONCLUSIONS The risk for adverse cardiovascular events in elderly acute myocardial infarction patients who also had NAFLD was significantly higher. Therefore, strengthening monitoring and active treatment for elderly AMI patients who also have NAFLD could reduce the incidence of adverse cardiovascular events and improve survival rate prognosis.BACKGROUND Acori Tatarinowii Rhizoma (ATR), a traditional Chinese herbal medicine, is used to treat Alzheimer's disease (AD), which is a worldwide degenerative brain disease. https://www.selleckchem.com/products/fti-277-hcl.html The aim of this study was to identify the potential mechanism and molecular targets of ATR in AD by using network pharmacology. MATERIAL AND METHODS The potential targets of the active ingredients of ATR were predicted by PharmMapper, and the targets of Alzheimer's disease were searched by DisGeNET. All screened genes were intersected to obtain potential targets for the active ingredients of ATR. The protein-protein interaction network of possible targets was established by STRING, GO Enrichment, and KEGG pathway enrichment analyses using the Annotation of DAVID database. Next, Cytoscape was used to build the "components-targets-pathways" networks. Additionally, a "disease-component-gene-pathways" network was constructed and verified by molecular docking methods. In addition, the active constituents ß-asarone and ß-caryophyllene were used to detect Aß₁₋₄₂-mediated SH-SY5Y cells, and mRNA expression levels of APP, Tau, and core target genes were estimated by qRT-PCR. RESULTS The results showed that the active components of ATR participate in related biological processes such as cancer, inflammation, cellular metabolism, and metabolic pathways and are closely related to the 13 predictive targets ESR1, PPARG, AR, CASP3, JAK2, MAPK14, MAP2K1, ABL1, PTPN1, NR3C1, MET, INSR, and PRKACA. The ATR active components of ß-caryophyllene significantly reduced the mRNA expression levels of APP, TAU, ESR1, PTPN1, and JAK2. CONCLUSIONS The targets and mechanism corresponding to the active ingredients of ATR were investigated systematically, and novel ideas and directions were provided to further study the mechanism of ATR in AD.BACKGROUND Tetanus is a potentially fatal infectious disease which, during its evolution, creates multiple complications, usually requiring intensive management and care. CASE REPORT We present a clinical case of a 59-year-old male patient with generalized tetanus admitted to the intensive care unit. Flexible bronchoscopy revealed contraction of the bronchial demonstrating that tetany existed at the respiratory level, which rarely becomes evident. The clinical manifestations included trismus, facial paralysis, neck stiffness, and compromised respiratory function. The patient presented a state of respiratory failure that required invasive mechanical ventilation which was evaluated by bronchoscopy and that showed spasms of the bronchial musculature. The patient presented generalized tetanus in which the bronchial affectation was evaluated by bronchoscopy in the intensive care unit. In developed countries, the anti-tetanus toxoid vaccine has ostensibly decreased its incidence, while it is endemic in developing countries, and although there are measures such as vaccination that try to reduce its incidence, in Ecuador there is an increase in incidences. In this patient case, contraction of the bronchial rings was observed, demonstrating that tetany existed at the respiratory level, which rarely becomes evident. CONCLUSIONS Although muscular contractions are widespread, this clinical case evidences bronchial spams reported and visualized by bronchoscopy.A 50-year-old man was admitted with respiratory failure. Chest X-ray and computed tomography revealed massive left pleural effusion and mediastinal shift. Pleural effusion showed abnormally high amylase levels of 42,600 IU/l and a high protein level of 3.2 g/dl. The serum amylase level was also 42,100 IU/l, and the proportion of pancreatic-type amylase was 88%. We diagnosed the patient with pancreatic effusion. Chest and abdominal enhanced computed tomography and magnetic resonance cholangiopancreatography revealed no pancreaticopleural fistula. He underwent a thoracoscopic examination that revealed brown pleural effusion as well as fibrin clots and thickness of the pleura. Histologically, there was no malignancy and the cause of pleural effusion was considered to be chronic pancreatitis.
    An amendment to this paper has been published and can be accessed via a link at the top of the paper.Bupropion is hydroxylated to its primary active metabolite hydroxybupropion by cytochrome P450 enzyme CYP2B6. In vitro data suggest the existence of alternative hydroxylation pathways mediated by the highly polymorphic enzyme CYP2C19. However, the impact of its genetic variants on bupropion metabolism in vivo is still under investigation. We report the case of a 28-year-old male Caucasian outpatient suffering from major depressive disorder who did not respond to a treatment with bupropion. Therapeutic drug monitoring revealed very low serum concentrations of both bupropion and hydroxybupropion. Genotyping identified a heterozygous status for the gain-of-function allele with the genotype CYP2C19*1/*17 predicting enhanced enzymatic activity. The present case shows a reduced bupropion efficacy, which may be explained by a reduced active moiety of bupropion and its active metabolite hydroxybupropion, due to alternative hydroxylation pathways mediated by CYP2C19 in an individual with CYP2C19 rapid metabolizer status. The case report thus illustrates the clinical relevance of therapeutic drug monitoring in combination with pharmacogenetics diagnostics for a personalized treatment approach.BACKGROUND The present research aimed to explore the risk factors for adverse cardiovascular events in elderly patients with acute myocardial infarction (AMI) combined with NAFLD. MATERIAL AND METHODS We included 325 AMI patients hospitalized in the Department of Cardiology. AMI patients underwent emergency thrombolysis or percutaneous coronary intervention (PCI). AMI patients were classified into NAFLD group and non-NAFLD group. General clinical data, creatinine and myocardial enzyme, GRACE scores of AMI patients were evaluated and compared between two groups. Incidence of adverse cardiovascular events, including ECG instability, hemodynamic instability and death were evaluated. RESULTS Compared to patients in the non-NAFLD group, patients in the NAFLD group had remarkably lower proportions of diabetic patients (p=0.001), coronary heart disease (CHD) patients (p=0.027), and CABG/PCI patients (p140 (OR 3.005, 95% CI 1.504-6.032), EF less then 35% (OR 2.649, 95% CI 1.364-4.346), diabetes (OR 1.308, 95% CI 1.072-1.589), and NAFLD (OR 1.112, 95% CI 1.043-1.324) were independent predictors for elderly AMI patients' adverse cardiovascular events. CONCLUSIONS The risk for adverse cardiovascular events in elderly acute myocardial infarction patients who also had NAFLD was significantly higher. Therefore, strengthening monitoring and active treatment for elderly AMI patients who also have NAFLD could reduce the incidence of adverse cardiovascular events and improve survival rate prognosis.BACKGROUND Acori Tatarinowii Rhizoma (ATR), a traditional Chinese herbal medicine, is used to treat Alzheimer's disease (AD), which is a worldwide degenerative brain disease. https://www.selleckchem.com/products/fti-277-hcl.html The aim of this study was to identify the potential mechanism and molecular targets of ATR in AD by using network pharmacology. MATERIAL AND METHODS The potential targets of the active ingredients of ATR were predicted by PharmMapper, and the targets of Alzheimer's disease were searched by DisGeNET. All screened genes were intersected to obtain potential targets for the active ingredients of ATR. The protein-protein interaction network of possible targets was established by STRING, GO Enrichment, and KEGG pathway enrichment analyses using the Annotation of DAVID database. Next, Cytoscape was used to build the "components-targets-pathways" networks. Additionally, a "disease-component-gene-pathways" network was constructed and verified by molecular docking methods. In addition, the active constituents ß-asarone and ß-caryophyllene were used to detect Aß₁₋₄₂-mediated SH-SY5Y cells, and mRNA expression levels of APP, Tau, and core target genes were estimated by qRT-PCR. RESULTS The results showed that the active components of ATR participate in related biological processes such as cancer, inflammation, cellular metabolism, and metabolic pathways and are closely related to the 13 predictive targets ESR1, PPARG, AR, CASP3, JAK2, MAPK14, MAP2K1, ABL1, PTPN1, NR3C1, MET, INSR, and PRKACA. The ATR active components of ß-caryophyllene significantly reduced the mRNA expression levels of APP, TAU, ESR1, PTPN1, and JAK2. CONCLUSIONS The targets and mechanism corresponding to the active ingredients of ATR were investigated systematically, and novel ideas and directions were provided to further study the mechanism of ATR in AD.BACKGROUND Tetanus is a potentially fatal infectious disease which, during its evolution, creates multiple complications, usually requiring intensive management and care. CASE REPORT We present a clinical case of a 59-year-old male patient with generalized tetanus admitted to the intensive care unit. Flexible bronchoscopy revealed contraction of the bronchial demonstrating that tetany existed at the respiratory level, which rarely becomes evident. The clinical manifestations included trismus, facial paralysis, neck stiffness, and compromised respiratory function. The patient presented a state of respiratory failure that required invasive mechanical ventilation which was evaluated by bronchoscopy and that showed spasms of the bronchial musculature. The patient presented generalized tetanus in which the bronchial affectation was evaluated by bronchoscopy in the intensive care unit. In developed countries, the anti-tetanus toxoid vaccine has ostensibly decreased its incidence, while it is endemic in developing countries, and although there are measures such as vaccination that try to reduce its incidence, in Ecuador there is an increase in incidences. In this patient case, contraction of the bronchial rings was observed, demonstrating that tetany existed at the respiratory level, which rarely becomes evident. CONCLUSIONS Although muscular contractions are widespread, this clinical case evidences bronchial spams reported and visualized by bronchoscopy.A 50-year-old man was admitted with respiratory failure. Chest X-ray and computed tomography revealed massive left pleural effusion and mediastinal shift. Pleural effusion showed abnormally high amylase levels of 42,600 IU/l and a high protein level of 3.2 g/dl. The serum amylase level was also 42,100 IU/l, and the proportion of pancreatic-type amylase was 88%. We diagnosed the patient with pancreatic effusion. Chest and abdominal enhanced computed tomography and magnetic resonance cholangiopancreatography revealed no pancreaticopleural fistula. He underwent a thoracoscopic examination that revealed brown pleural effusion as well as fibrin clots and thickness of the pleura. Histologically, there was no malignancy and the cause of pleural effusion was considered to be chronic pancreatitis.
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  • jacent to an intramedullary nail. Crushed bone tissue might improve bioavailability of antibiotics when dealing with multiresistant bacteria in non-union healed fracture side. Furthermore, this approach was able to provide new bone formation in a limb resulting in full weight-bearing.Introduction Open fractures in children are uncommon and usually the result of a high-energy trauma. Open distal radius fractures are even more uncommon. In our clinic, we managed a pediatric open fracture separation of the distal radius due to hyper extension and axial load, with low-energy movement of the wrist. To the best of our knowledge, no other similar case or case series is published in literature. Case report Our case involved a 14-year-old male who had been pushing a heavy object during a basketball match. The patient presented at our emergency department with metaphysis of the distal radius protruding through a transverse volar laceration in the wrist. The patient was immediately taken to the operating room and underwent debridement and internal stabilization of the fractures. The wrist was observed for 18 months and no complication occurred. Conclusion Through this case report, we present an unusual type of injury that has never been described before; also, we show that the principles of treatment that stand for open fracture in adult patients can be used for children as well.Introduction Periprosthetic fracture is the most common cause of reoperation after resurfacing arthroplasty. The majority of fractures associated with this kind of arthroplasty are mostly subcapital fractures. Inter- and sub-trochanteric fractures after resurfacing arthroplasty are rarely reported, and there is no consensus regarding the treatment of such fractures. Case report We present the case of a patient in whom an intertrochanteric femoral fracture distal to a hip resurfacing implant was successfully managed by internal fixation with the use of a locking compression plate (LCP), after failed conservative management. We also discuss an in-depth literature review on the topic. Conclusion We believe that osteosynthesis is a better option than arthroplasty in the management of such injuries. Due to technical issues discussed in our paper, we believe LCP to be an optimal fixation device.Introduction Cervical spine injuries in the children are unusual, and an incidence rate of 1.5-3% of all the spinal fractures has been reported. The cartilaginous end plate between the dens and the body of the axis usually ossifies at the age of 5-7 years. This anatomical characteristic has been attributed to odontoid synchondrosis fractures in young children. However, odontoid process fractures are rare in children and only few cases have been reported in literature. Case report We report a case of a displaced odontoid synchondrosis fracture in a 2-year-old girl with anterior subluxation of C1 over C2 vertebra. This was treated with a posterior atlantoaxial fusion using sublaminar wiring. Immediate post-operative radiography showed partial reduction of the displaced odontoid fragment on C2 body with residual step deformity with angulation at the fracture site. Follow-up at 1 year showed excellent remodeling. Conclusion Synchondrosis fractures of the odontoid are rare and usually found in children under 7 years of age. Most of these patients can be treated by external immobilization alone. However, in small children with significant displacement and angulation, posterior C1-C2 fusion is a better option providing more stability. Furthermore, one can expect significant remodeling of the fracture within this population.Introduction It remains controversial whether amputation or limb salvage is the best approach for mangled foot cases because there are no clear criteria for treatment. We report a case of successful limb salvage for a mangled foot, with good outcomes. Case report The patient was a 30-year-old man who sustained a crush injury to his left foot and ankle and lower legs in a car crash; he had severe open left foot and ankle fracture and bilateral open tibial shaft fractures. https://www.selleckchem.com/products/wnk-in-11.html Blood flow was maintained by the posterior tibial artery, and the tibial nerve was intact. We stabilized the ankle using Kirschner wires on the day of injury. Plastic surgeons were consulted for early soft tissue coverage. Final fixation was performed 12 weeks after flap grafting; we grafted an autologous bone on the defect, according to the Masquelet technique. Four months after the final surgery, fullweightbearing gait was initiated. The patient is now capable of walking independently, with no pain, and is highly satisfied. Conclusions Limb salvage can be successfully performed even in a patient with a severely mangled foot. For successful salvage surgery with good outcomes, such patients should be managed by a team of experienced orthopedic and plastic surgeons from an early stage to achieve appropriate bone alignment and soft tissue coverage.Introduction Idiopathic Transient Osteoporosis (ITO) is a rare entity that may occur during pregnancy, usually manifesting in the third trimester and is considered a diagnosis of exclusion. When present in the hip, it is usually characterized by joint pain, claudicating gait, and osteoporosis of the femoral head with preservation of the joint space. These early clinical and radiological signs may be confused with those of aseptic necrosis, infection, or bone tumors, making it important to exclude these differential diagnoses. Complete resolution of this condition is usually prolonged and may take anywhere from 6 months to 1 or 2 years. Case report This article presents the case of a 48-year-old Caucasian pregnant woman who presented a non-traumatic left hip pain. After the exclusion of infectious and tumoral diseases, a diagnosis of a less probable transient idiopathic osteoporosis was suspected. Magnetic resonance imaging images after childbirth supported this diagnosis. She recovered clinically and imagiologically with no complications 2 years after delivery. Conclusion Rarely, hip pain during pregnancy can occur due to transient osteoporotic injuries in the proximal femur. It is more frequent during the third trimester and although it resolves spontaneously in the following months after childbirth, we should always be aware of these less likely diagnoses.
    jacent to an intramedullary nail. Crushed bone tissue might improve bioavailability of antibiotics when dealing with multiresistant bacteria in non-union healed fracture side. Furthermore, this approach was able to provide new bone formation in a limb resulting in full weight-bearing.Introduction Open fractures in children are uncommon and usually the result of a high-energy trauma. Open distal radius fractures are even more uncommon. In our clinic, we managed a pediatric open fracture separation of the distal radius due to hyper extension and axial load, with low-energy movement of the wrist. To the best of our knowledge, no other similar case or case series is published in literature. Case report Our case involved a 14-year-old male who had been pushing a heavy object during a basketball match. The patient presented at our emergency department with metaphysis of the distal radius protruding through a transverse volar laceration in the wrist. The patient was immediately taken to the operating room and underwent debridement and internal stabilization of the fractures. The wrist was observed for 18 months and no complication occurred. Conclusion Through this case report, we present an unusual type of injury that has never been described before; also, we show that the principles of treatment that stand for open fracture in adult patients can be used for children as well.Introduction Periprosthetic fracture is the most common cause of reoperation after resurfacing arthroplasty. The majority of fractures associated with this kind of arthroplasty are mostly subcapital fractures. Inter- and sub-trochanteric fractures after resurfacing arthroplasty are rarely reported, and there is no consensus regarding the treatment of such fractures. Case report We present the case of a patient in whom an intertrochanteric femoral fracture distal to a hip resurfacing implant was successfully managed by internal fixation with the use of a locking compression plate (LCP), after failed conservative management. We also discuss an in-depth literature review on the topic. Conclusion We believe that osteosynthesis is a better option than arthroplasty in the management of such injuries. Due to technical issues discussed in our paper, we believe LCP to be an optimal fixation device.Introduction Cervical spine injuries in the children are unusual, and an incidence rate of 1.5-3% of all the spinal fractures has been reported. The cartilaginous end plate between the dens and the body of the axis usually ossifies at the age of 5-7 years. This anatomical characteristic has been attributed to odontoid synchondrosis fractures in young children. However, odontoid process fractures are rare in children and only few cases have been reported in literature. Case report We report a case of a displaced odontoid synchondrosis fracture in a 2-year-old girl with anterior subluxation of C1 over C2 vertebra. This was treated with a posterior atlantoaxial fusion using sublaminar wiring. Immediate post-operative radiography showed partial reduction of the displaced odontoid fragment on C2 body with residual step deformity with angulation at the fracture site. Follow-up at 1 year showed excellent remodeling. Conclusion Synchondrosis fractures of the odontoid are rare and usually found in children under 7 years of age. Most of these patients can be treated by external immobilization alone. However, in small children with significant displacement and angulation, posterior C1-C2 fusion is a better option providing more stability. Furthermore, one can expect significant remodeling of the fracture within this population.Introduction It remains controversial whether amputation or limb salvage is the best approach for mangled foot cases because there are no clear criteria for treatment. We report a case of successful limb salvage for a mangled foot, with good outcomes. Case report The patient was a 30-year-old man who sustained a crush injury to his left foot and ankle and lower legs in a car crash; he had severe open left foot and ankle fracture and bilateral open tibial shaft fractures. https://www.selleckchem.com/products/wnk-in-11.html Blood flow was maintained by the posterior tibial artery, and the tibial nerve was intact. We stabilized the ankle using Kirschner wires on the day of injury. Plastic surgeons were consulted for early soft tissue coverage. Final fixation was performed 12 weeks after flap grafting; we grafted an autologous bone on the defect, according to the Masquelet technique. Four months after the final surgery, fullweightbearing gait was initiated. The patient is now capable of walking independently, with no pain, and is highly satisfied. Conclusions Limb salvage can be successfully performed even in a patient with a severely mangled foot. For successful salvage surgery with good outcomes, such patients should be managed by a team of experienced orthopedic and plastic surgeons from an early stage to achieve appropriate bone alignment and soft tissue coverage.Introduction Idiopathic Transient Osteoporosis (ITO) is a rare entity that may occur during pregnancy, usually manifesting in the third trimester and is considered a diagnosis of exclusion. When present in the hip, it is usually characterized by joint pain, claudicating gait, and osteoporosis of the femoral head with preservation of the joint space. These early clinical and radiological signs may be confused with those of aseptic necrosis, infection, or bone tumors, making it important to exclude these differential diagnoses. Complete resolution of this condition is usually prolonged and may take anywhere from 6 months to 1 or 2 years. Case report This article presents the case of a 48-year-old Caucasian pregnant woman who presented a non-traumatic left hip pain. After the exclusion of infectious and tumoral diseases, a diagnosis of a less probable transient idiopathic osteoporosis was suspected. Magnetic resonance imaging images after childbirth supported this diagnosis. She recovered clinically and imagiologically with no complications 2 years after delivery. Conclusion Rarely, hip pain during pregnancy can occur due to transient osteoporotic injuries in the proximal femur. It is more frequent during the third trimester and although it resolves spontaneously in the following months after childbirth, we should always be aware of these less likely diagnoses.
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  • 20% in lower income settings). It is also higher for mild and moderate than for severe presentations. The lack of financial protection for mental health services is associated with overall increased dropout from care. CONCLUSIONS Extending financial protection and coverage for mental disorders may reduce dropout. Efficiency can be improved by managing the milder clinical presentations at the entry point to the mental health system, providing adequate training, support and specialist supervision for non-specialists, and streamlining referral to psychiatrists for more severe cases.Costa Rica is near malaria elimination. This achievement has followed shifts in malaria health policy. Here, we evaluate the impacts that different health policies have had on malaria transmission in Costa Rica from 1913 to 2018. We identified regime shifts and used regression models to measure the impact of different health policies on malaria transmission in Costa Rica using annual case records. We found that vector control and prophylactic treatments were associated with a 50% malaria case reduction in 1929-1931 compared with 1913-1928. DDT introduction in 1946 was associated with an increase in annual malaria case reduction from 7.6% (1942-1946) to 26.4% (1947-1952). The 2006 introduction of 7-day supervised chloroquine and primaquine treatments was the most effective health policy between 1957 and 2018, reducing annual malaria cases by 98% (2009-2018) when compared with 1957-1968. We also found that effective malaria reduction policies have been sensitive to natural catastrophes and extreme climatic events, both of which have increased malaria transmission in Costa Rica. Currently, outbreaks follow malaria importation into vulnerable areas of Costa Rica. This highlights the need to timely diagnose and treat malaria, while improving living standards, in the affected areas.Objective The present study sought to examine whether beliefs about physical activity as a means of coping with stress predicted college students' exercise levels following naturally occurring stressors. Participants One-hundred and twenty-seven undergraduate students were recruited from psychology courses at a large, urban university in the southwestern United States. Methods Participants completed baseline measures and daily assessments for two weeks; data were analyzed using hierarchical linear modeling. Results Beliefs about the coping properties of physical activity significantly moderated the effects of daily stress (b = 0.19, SE = 0.09, p = .02), and combined daily and chronic stress (b = 0.01, SE = 0.01, p less then .01), on students' daily exercise. Conclusions College students' beliefs about physical activity are associated with changes in their daily exercise following exposure to naturally-occurring stressors. Such beliefs may be amenable to intervention to promote adaptive coping with stress and enhanced physical activity.Background Percutaneous radiofrequency ablation (RFA) is effective in the management of bone tumors. However, knowledge of the complication rate and risk factors for complications of RFA is lacking. Purpose To report the complication rate and risk factors of bone tumor RFA. Materials and Methods This retrospective study reviewed complications in consecutive patients who underwent RFA of primary or metastatic bone tumors from January 2008 to April 2018. Complications were categorized into major (grade 3 or 4, severe or life-threatening) or minor (grade 1 or 2, mild or moderate) according to Common Terminology Criteria for Adverse Events. Univariable and multivariable regression analyses were performed to identify variables associated with complications of RFA. Results A total of 169 patients (median age, 63 years; interquartile range, 55-73 years; 85 men) with 217 tumors were evaluated. The total complication rate was 30.0% (65 of 217; 95% confidence interval [CI] 23.8%, 36.0%). The major complication rate was 2.3% (five of 217; 95% CI 0.8%, 5.3%), with secondary fracture being the most frequent event (1.8% [four of 217]). The minor complication rate was 27.7% (60 of 217; 95% CI 21.7%, 33.6%), with immediate postoperative pain being the most frequent event (18.0% [39 of 217]). Risk factors for all complications included tumor size greater than 3 cm (adjusted odds ratio [AOR], 2.4 [95% CI 1.2, 4.5]; P = .03) and previous radiation therapy (AOR, 3.8 [95% CI 2.0, 7.4]; P = .02). https://www.selleckchem.com/products/xl177a.html The only risk factor for minor complications was previous radiation therapy (AOR, 2.2 [95% CI 1.0, 4.7]; P = .04). Conclusion Bone tumor radiofrequency ablation is safe, with a low rate of major complications mainly consistent with secondary fractures. Risk factors for complications are tumor size greater than 3 cm and previous radiation therapy. © RSNA, 2020.Background In cystic fibrosis (CF), recurrent imaging and pulmonary function tests (PFTs) are needed for the assessment of lung function during disease management. Purpose To assess the clinical feasibility of pulmonary three-dimensional ultrashort echo time (UTE) MRI at breath holding for quantitative image analysis of ventilation inhomogeneity and hyperinflation in CF compared with PFT. Materials and Methods In this prospective study from May 2018 to June 2019, participants with CF and healthy control participants underwent PFTs and functional lung MRI by using a prototypical single breath-hold three-dimensional UTE sequence. Fractional ventilation (FV) was calculated from acquired data in normal inspiration and normal expiration. FV of each voxel was normalized to the whole lung mean (FVN), and interquartile range of normalized ventilation (IQRN; as a measure of ventilation heterogeneity) was calculated. UTE signal intensity (SI) was assessed in full expiration (SIN, normalized to aortic blood). Obtained mthan in control participants (0.34 ± 0.08 vs 0.39 ± 0.03, respectively; P = .03). Conclusion Three-dimensional ultrashort echo time MRI in the lungs allowed for functional imaging of ventilation inhomogeneity within a few breath holds in patients with cystic fibrosis. © RSNA, 2020 See also the editorial by Wielpütz in this issue.
    20% in lower income settings). It is also higher for mild and moderate than for severe presentations. The lack of financial protection for mental health services is associated with overall increased dropout from care. CONCLUSIONS Extending financial protection and coverage for mental disorders may reduce dropout. Efficiency can be improved by managing the milder clinical presentations at the entry point to the mental health system, providing adequate training, support and specialist supervision for non-specialists, and streamlining referral to psychiatrists for more severe cases.Costa Rica is near malaria elimination. This achievement has followed shifts in malaria health policy. Here, we evaluate the impacts that different health policies have had on malaria transmission in Costa Rica from 1913 to 2018. We identified regime shifts and used regression models to measure the impact of different health policies on malaria transmission in Costa Rica using annual case records. We found that vector control and prophylactic treatments were associated with a 50% malaria case reduction in 1929-1931 compared with 1913-1928. DDT introduction in 1946 was associated with an increase in annual malaria case reduction from 7.6% (1942-1946) to 26.4% (1947-1952). The 2006 introduction of 7-day supervised chloroquine and primaquine treatments was the most effective health policy between 1957 and 2018, reducing annual malaria cases by 98% (2009-2018) when compared with 1957-1968. We also found that effective malaria reduction policies have been sensitive to natural catastrophes and extreme climatic events, both of which have increased malaria transmission in Costa Rica. Currently, outbreaks follow malaria importation into vulnerable areas of Costa Rica. This highlights the need to timely diagnose and treat malaria, while improving living standards, in the affected areas.Objective The present study sought to examine whether beliefs about physical activity as a means of coping with stress predicted college students' exercise levels following naturally occurring stressors. Participants One-hundred and twenty-seven undergraduate students were recruited from psychology courses at a large, urban university in the southwestern United States. Methods Participants completed baseline measures and daily assessments for two weeks; data were analyzed using hierarchical linear modeling. Results Beliefs about the coping properties of physical activity significantly moderated the effects of daily stress (b = 0.19, SE = 0.09, p = .02), and combined daily and chronic stress (b = 0.01, SE = 0.01, p less then .01), on students' daily exercise. Conclusions College students' beliefs about physical activity are associated with changes in their daily exercise following exposure to naturally-occurring stressors. Such beliefs may be amenable to intervention to promote adaptive coping with stress and enhanced physical activity.Background Percutaneous radiofrequency ablation (RFA) is effective in the management of bone tumors. However, knowledge of the complication rate and risk factors for complications of RFA is lacking. Purpose To report the complication rate and risk factors of bone tumor RFA. Materials and Methods This retrospective study reviewed complications in consecutive patients who underwent RFA of primary or metastatic bone tumors from January 2008 to April 2018. Complications were categorized into major (grade 3 or 4, severe or life-threatening) or minor (grade 1 or 2, mild or moderate) according to Common Terminology Criteria for Adverse Events. Univariable and multivariable regression analyses were performed to identify variables associated with complications of RFA. Results A total of 169 patients (median age, 63 years; interquartile range, 55-73 years; 85 men) with 217 tumors were evaluated. The total complication rate was 30.0% (65 of 217; 95% confidence interval [CI] 23.8%, 36.0%). The major complication rate was 2.3% (five of 217; 95% CI 0.8%, 5.3%), with secondary fracture being the most frequent event (1.8% [four of 217]). The minor complication rate was 27.7% (60 of 217; 95% CI 21.7%, 33.6%), with immediate postoperative pain being the most frequent event (18.0% [39 of 217]). Risk factors for all complications included tumor size greater than 3 cm (adjusted odds ratio [AOR], 2.4 [95% CI 1.2, 4.5]; P = .03) and previous radiation therapy (AOR, 3.8 [95% CI 2.0, 7.4]; P = .02). https://www.selleckchem.com/products/xl177a.html The only risk factor for minor complications was previous radiation therapy (AOR, 2.2 [95% CI 1.0, 4.7]; P = .04). Conclusion Bone tumor radiofrequency ablation is safe, with a low rate of major complications mainly consistent with secondary fractures. Risk factors for complications are tumor size greater than 3 cm and previous radiation therapy. © RSNA, 2020.Background In cystic fibrosis (CF), recurrent imaging and pulmonary function tests (PFTs) are needed for the assessment of lung function during disease management. Purpose To assess the clinical feasibility of pulmonary three-dimensional ultrashort echo time (UTE) MRI at breath holding for quantitative image analysis of ventilation inhomogeneity and hyperinflation in CF compared with PFT. Materials and Methods In this prospective study from May 2018 to June 2019, participants with CF and healthy control participants underwent PFTs and functional lung MRI by using a prototypical single breath-hold three-dimensional UTE sequence. Fractional ventilation (FV) was calculated from acquired data in normal inspiration and normal expiration. FV of each voxel was normalized to the whole lung mean (FVN), and interquartile range of normalized ventilation (IQRN; as a measure of ventilation heterogeneity) was calculated. UTE signal intensity (SI) was assessed in full expiration (SIN, normalized to aortic blood). Obtained mthan in control participants (0.34 ± 0.08 vs 0.39 ± 0.03, respectively; P = .03). Conclusion Three-dimensional ultrashort echo time MRI in the lungs allowed for functional imaging of ventilation inhomogeneity within a few breath holds in patients with cystic fibrosis. © RSNA, 2020 See also the editorial by Wielpütz in this issue.
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  • Overall, our findings reveal the important regulatory role perforin plays in the progression of obesity-related NAFLD and highlight novel strategies for treating NAFLD.Systemic sclerosis (SSc) is a rare chronic disease of unknown pathogenesis characterized by fibrosis of the skin and internal organs, vascular alteration, and dysregulation of the immune system. In order to better understand the immune system and its perturbations leading to diseases, the study of the mechanisms regulating cellular metabolism has gained a widespread interest. Here, we have assessed the metabolic status of plasma and dendritic cells (DCs) in patients with SSc. https://www.selleckchem.com/products/ri-1.html We identified a dysregulated metabolomic signature in carnitine in circulation (plasma) and intracellularly in DCs of SSc patients. In addition, we confirmed carnitine alteration in the circulation of SSc patients in three independent plasma measurements from two different cohorts and identified dysregulation of fatty acids. We hypothesized that fatty acid and carnitine alterations contribute to potentiation of inflammation in SSc. Incubation of healthy and SSc dendritic cells with etoposide, a carnitine transporter inhibitor, inhibited the production of pro-inflammatory cytokines such as IL-6 through inhibition of fatty acid oxidation. These findings shed light on the altered metabolic status of the immune system in SSc patients and opens up for potential novel avenues to reduce inflammation.Individuals with traumatic spinal cord injury (SCI) suffer from numerous peripheral complications in addition to the long-term paralysis that results from disrupted neural signaling pathways. Those living with SCI have consistently reported gastrointestinal dysfunction as a significant issue for overall quality of life, but most research has focused bowel management rather than how altered or impaired gut function impacts on the overall health and well-being of the affected individual. The gut-brain axis has now been quite extensively investigated in other neurological conditions but the gastrointestinal compartment, and more specifically the gut microbiota, have only recently garnered attention in the context of SCI because of their vast immunomodulatory capacity and putative links to infection susceptibility. Most studies to date investigating the gut microbiota following SCI have employed 16S rRNA genomic sequencing to identify bacterial taxa that may be pertinent to neurological outcome and common sequalae associated with SCI. This review provides a concise overview of the relevant data that has been generated to date, discussing current understanding of how the microbial content of the gut after SCI appears linked to both functional and immunological outcomes, whilst also emphasizing the highly complex nature of microbiome research and the need for careful evaluation of correlative findings. How the gut microbiota may be involved in the increased infection susceptibility that is often observed in this condition is also discussed, as are the challenges ahead to strategically probe the functional significance of changes in the gut microbiota following SCI in order to take advantage of these therapeutically.The liver is our largest internal organ and it plays major roles in drug detoxification and immunity, where the ingestion of extracellular material through phagocytosis is a critical pathway. Phagocytosis is the deliberate endocytosis of large particles, microbes, dead cells or cell debris and can lead to cell-in-cell structures. Various types of cell endocytosis have been recently described for hepatic epithelia (hepatocytes), which are non-professional phagocytes. Given that up to 80% of the liver comprises hepatocytes, the biological impact of cell-in-cell structures in the liver can have profound effects in liver regeneration, inflammation and cancer. This review brings together the latest reports on four types of endocytosis in the liver -efferocytosis, entosis, emperipolesis and enclysis, with a focus on hepatocyte biology.Non-resolving lung inflammation and Pseudomonas aeruginosa infections are the underlying cause of morbidity and mortality in cystic fibrosis (CF). The endogenous lipid mediator resolvin (Rv) D1 is a potent regulator of resolution, and its roles, actions, and therapeutic potential in CF are of interest. Here, we investigated actions and efficacy of RvD1 in preclinical models of cystic fibrosis. Cftr knockout **** with chronic P. aeruginosa lung infection were treated with RvD1 to assess differences in lung bacterial load, inflammation, and tissue damage. Cells from volunteers with CF were treated with RvD1 during ex vivo infection with P. aeruginosa, and effects on phagocytosis and inflammatory signaling were determined. In CF ****, RvD1 reduced bacterial burden, neutrophil infiltration, and histological signs of lung pathology, improving clinical scores of diseases. Mechanistically, RvD1 increased macrophage-mediated bacterial and leukocyte clearance in vivo. The clinical significance of these findings is supported by actions in primary leukocytes and epithelial cells from volunteers with CF where RvD1 enhanced P. aeruginosa phagocytosis and reduced genes and proteins associated to NF-κB activation and leukocyte infiltration. Concentration of RvD1 in sputum from patients with CF was also inversely correlated to those of cytokines and chemokines involved in CF lung pathology. These findings demonstrate efficacy of RvD1 in enhancing resolution of lung inflammation and infections and provide proof of concept for its potential as a prototypic novel pro-resolutive therapeutic approach for CF.Development of semi-automated devices that can reduce the hands-on time and standardize the production of clinical-grade CAR T-cells, such as CliniMACS Prodigy from Miltenyi, is key to facilitate the development of CAR T-cell therapies, especially in academic institutions. However, the feasibility of manufacturing CAR T-cell products from heavily pre-treated patients with this system has not been demonstrated yet. Here we report and characterize the production of 28 CAR T-cell products in the context of a phase I clinical trial for CD19+ B-cell malignancies (NCT03144583). The system includes CD4-CD8 cell selection, lentiviral transduction and T-cell expansion using IL-7/IL-15. Twenty-seven out of 28 CAR T-cell products manufactured met the full list of specifications and were considered valid products. Ex vivo cell expansion lasted an average of 8.5 days and had a mean transduction rate of 30.6 ± 13.44%. All products obtained presented cytotoxic activity against CD19+ cells and were proficient in the secretion of pro-inflammatory cytokines.
    Overall, our findings reveal the important regulatory role perforin plays in the progression of obesity-related NAFLD and highlight novel strategies for treating NAFLD.Systemic sclerosis (SSc) is a rare chronic disease of unknown pathogenesis characterized by fibrosis of the skin and internal organs, vascular alteration, and dysregulation of the immune system. In order to better understand the immune system and its perturbations leading to diseases, the study of the mechanisms regulating cellular metabolism has gained a widespread interest. Here, we have assessed the metabolic status of plasma and dendritic cells (DCs) in patients with SSc. https://www.selleckchem.com/products/ri-1.html We identified a dysregulated metabolomic signature in carnitine in circulation (plasma) and intracellularly in DCs of SSc patients. In addition, we confirmed carnitine alteration in the circulation of SSc patients in three independent plasma measurements from two different cohorts and identified dysregulation of fatty acids. We hypothesized that fatty acid and carnitine alterations contribute to potentiation of inflammation in SSc. Incubation of healthy and SSc dendritic cells with etoposide, a carnitine transporter inhibitor, inhibited the production of pro-inflammatory cytokines such as IL-6 through inhibition of fatty acid oxidation. These findings shed light on the altered metabolic status of the immune system in SSc patients and opens up for potential novel avenues to reduce inflammation.Individuals with traumatic spinal cord injury (SCI) suffer from numerous peripheral complications in addition to the long-term paralysis that results from disrupted neural signaling pathways. Those living with SCI have consistently reported gastrointestinal dysfunction as a significant issue for overall quality of life, but most research has focused bowel management rather than how altered or impaired gut function impacts on the overall health and well-being of the affected individual. The gut-brain axis has now been quite extensively investigated in other neurological conditions but the gastrointestinal compartment, and more specifically the gut microbiota, have only recently garnered attention in the context of SCI because of their vast immunomodulatory capacity and putative links to infection susceptibility. Most studies to date investigating the gut microbiota following SCI have employed 16S rRNA genomic sequencing to identify bacterial taxa that may be pertinent to neurological outcome and common sequalae associated with SCI. This review provides a concise overview of the relevant data that has been generated to date, discussing current understanding of how the microbial content of the gut after SCI appears linked to both functional and immunological outcomes, whilst also emphasizing the highly complex nature of microbiome research and the need for careful evaluation of correlative findings. How the gut microbiota may be involved in the increased infection susceptibility that is often observed in this condition is also discussed, as are the challenges ahead to strategically probe the functional significance of changes in the gut microbiota following SCI in order to take advantage of these therapeutically.The liver is our largest internal organ and it plays major roles in drug detoxification and immunity, where the ingestion of extracellular material through phagocytosis is a critical pathway. Phagocytosis is the deliberate endocytosis of large particles, microbes, dead cells or cell debris and can lead to cell-in-cell structures. Various types of cell endocytosis have been recently described for hepatic epithelia (hepatocytes), which are non-professional phagocytes. Given that up to 80% of the liver comprises hepatocytes, the biological impact of cell-in-cell structures in the liver can have profound effects in liver regeneration, inflammation and cancer. This review brings together the latest reports on four types of endocytosis in the liver -efferocytosis, entosis, emperipolesis and enclysis, with a focus on hepatocyte biology.Non-resolving lung inflammation and Pseudomonas aeruginosa infections are the underlying cause of morbidity and mortality in cystic fibrosis (CF). The endogenous lipid mediator resolvin (Rv) D1 is a potent regulator of resolution, and its roles, actions, and therapeutic potential in CF are of interest. Here, we investigated actions and efficacy of RvD1 in preclinical models of cystic fibrosis. Cftr knockout mice with chronic P. aeruginosa lung infection were treated with RvD1 to assess differences in lung bacterial load, inflammation, and tissue damage. Cells from volunteers with CF were treated with RvD1 during ex vivo infection with P. aeruginosa, and effects on phagocytosis and inflammatory signaling were determined. In CF mice, RvD1 reduced bacterial burden, neutrophil infiltration, and histological signs of lung pathology, improving clinical scores of diseases. Mechanistically, RvD1 increased macrophage-mediated bacterial and leukocyte clearance in vivo. The clinical significance of these findings is supported by actions in primary leukocytes and epithelial cells from volunteers with CF where RvD1 enhanced P. aeruginosa phagocytosis and reduced genes and proteins associated to NF-κB activation and leukocyte infiltration. Concentration of RvD1 in sputum from patients with CF was also inversely correlated to those of cytokines and chemokines involved in CF lung pathology. These findings demonstrate efficacy of RvD1 in enhancing resolution of lung inflammation and infections and provide proof of concept for its potential as a prototypic novel pro-resolutive therapeutic approach for CF.Development of semi-automated devices that can reduce the hands-on time and standardize the production of clinical-grade CAR T-cells, such as CliniMACS Prodigy from Miltenyi, is key to facilitate the development of CAR T-cell therapies, especially in academic institutions. However, the feasibility of manufacturing CAR T-cell products from heavily pre-treated patients with this system has not been demonstrated yet. Here we report and characterize the production of 28 CAR T-cell products in the context of a phase I clinical trial for CD19+ B-cell malignancies (NCT03144583). The system includes CD4-CD8 cell selection, lentiviral transduction and T-cell expansion using IL-7/IL-15. Twenty-seven out of 28 CAR T-cell products manufactured met the full list of specifications and were considered valid products. Ex vivo cell expansion lasted an average of 8.5 days and had a mean transduction rate of 30.6 ± 13.44%. All products obtained presented cytotoxic activity against CD19+ cells and were proficient in the secretion of pro-inflammatory cytokines.
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  • Women who reported a greater decline during pregnancy showed significantly higher depression and anxiety scores. In stratified analyses, only baseline mental health scores proved to be variables with stronger impact on postnatal depression and anxiety outcomes. CONCLUSION General physical activity and maternal mental health significantly influence each other during and after pregnancy. Both physical activity and the prevention of perinatal mental disorders should be systematically encouraged during perinatal care to prevent adverse maternal and fetal birth outcomes.PURPOSE Pentraxin 3 (PTX3) is a locally secreted, quicker responsive pro-inflammatory protein than C-reactive protein (CRP). We evaluated the value of PTX3 in the prediction of ovarian hyperstimulation syndrome (OHSS), a severe complication of in vitro fertilization (IVF). METHODS This two-year prospective follow-up study included 27 women with uncomplicated IVF-cycles (IVF group) and 31 patients diagnosed with moderate or severe early OHSS (OHSS group). PTX3 was analysed from follicular fluid (FF) and serial blood samples with enzyme-linked immunoassay and CRP with particle-enhanced immunoturbidimetric assay. The value of PTX3 and CRP in detecting OHSS was examined with receiver operating characteristic (ROC) curve analysis and expressed as the area under the curve (AUC). RESULTS The circulating PTX3 level peaked at two days after oocyte pick-up (OPU2), and in the OHSS group the level was 1.9 times higher (P = 0.006) than in the IVF group. However, in ROC curve analysis PTX3 (AUC 0.79, best cut off 1.1 µg/L) was not superior to CRP (AUC 0.87; best cut off 9.5 mg/L) in predicting early OHSS. In the IVF group, the FF-PTX3 concentration was 15-20 times higher than in the plasma. PTX3 level at OPU2 correlated with the number of punctured follicles (r = 0.56, n = 22, P = 0.006). Triggering with human chorionic gonadotrophin or early pregnancy had no effect on PTX3 level. CONCLUSION The elevated PTX3 concentration in OHSS at OPU2, when freeze-all embryos strategy is still possible to consider, indicates that PTX3 level could provide additional benefit in the risk assessment for early OHSS.BACKGROUND Acetylcholine deficiencies in hippocampus and cortex, aggregation of β-amyloid, and β-secretase over activity have been introduced as main reasons in pathogenesis of Alzheimer's disease. METHODS Colorimetric Ellman's method was used for determination of IC50 value in AChE and BChE inhibitory activity. The kinetic studies, neuroprotective and β-secretase inhibitory activities, evaluation of inhibitory potency on β-amyloid (Aβ) aggregations induced by AChE, and docking study were performed for prediction of the mechanism of action. RESULT AND DISCUSSION A new series of cinnamic acids-tryptamine hybrid was designed, synthesized, and evaluated as dual cholinesterase inhibitors. These compounds demonstrated in-vitro inhibitory activities against acetyl cholinesterase (AChE) and butyryl cholinesterase (BChE). Among of these synthesized compounds, (E)-N-(2-(1H-indol-3-yl)ethyl)-3-(3,4-dimethoxyphenyl)acrylamide (5q) demonstrated the most potent AChE inhibitory activity (IC50 = 11.51 μM) and (E)-N-(2-(1H-id acetylcholinesterase (AChE) inhibitors and neuroprotective agents. Compound 5b and 5q, as the more potent compounds, interacted with both the peripheral site and the choline binding site having mixed type inhibition. https://www.selleckchem.com/products/wnk-in-11.html Results suggested that derivatives have a therapeutic potential for the treatment of AD.Socioeconomic status (SES) is inversely associated with risks of type 2 diabetes (T2D). We investigated if young men's cognitive function, measured by intelligence test scores and educational level, as determinants of SES modified associations between body mass index (BMI) and height with the risk of T2D. 369 989 young men from the Danish Conscription Database born between 1939 and 1959 with information on measured height, weight, intelligence test scores, and education were linked to the Danish National Patient Register. During follow-up from 1977 through 2015, T2D was recorded in 32 188 men. Hazard ratios (HR) and 95% confidence intervals (95% CI) were estimated by Cox regressions. BMIs below-average (z-scores ≤ 0) were not related to risks of T2D. For BMIs above-average (z-scores > 0), positive associations between BMI and T2D were slightly stronger among men with higher intelligence test scores or longer educations than among men with lower levels of these factors (pinteraction-values  0.59). While below-average BMI was not associated with T2D risk, above-average BMIs were and these association were stronger among men with high cognitive function. Nevertheless, T2D risk was higher at lower levels of cognitive function throughout the range of BMI. Height was inversely associated with T2D and it was not modified by cognitive function.OBJECTIVE The authors examine the associations of generational affiliation on empathy and burnout in a sample of millennial (born between 1982 and 2000) and Generation X (born between 1965 and 1981) residents and fellows. METHODS At a single large institution during the 2013-2014 academic year, residents and fellows were asked to complete the Jefferson Scale of Physician Empathy and Maslach Burnout Inventory (MBI). Responses were combined with GME database content. Multivariable regression analysis included generation affiliation, race, gender, and post-graduate year (PGY) as covariates. RESULTS The study sample included 388 millennial (mean age = 29.3) and 200 Generation X trainees (mean age = 34.6), with the response rate being 96.5%. Groups were statistically different by gender (p  less then  0.001) and PGY level (p  less then  0.001). After adjustment for gender, race, and PGY level, no statistically significant differences were found between millennial and Generation X groups in mean scores of empathy oand declining empathy over the course of medical residency.Blood vessels and nerve tissues are critical to the development and functionality of many vital organs. However, little is currently known about their interdependency during development and after injury. In this study, dual fluorescence transgenic reporter **** were utilized to observe blood vessels and nervous tissues in organs postnatally. Thy1-YFP and Flt1-DsRed (TYFD) **** were interbred to achieve dual fluorescence in the offspring, with Thy1-YFP yellow fluorescence expressed primarily in nerves, and Flt1-DsRed fluorescence expressed selectively in blood vessels. Using this dual fluorescent mouse strain, we were able to visualize the networks of nervous and vascular tissue simultaneously in various organ systems both in the physiological state and after injury. Using ex vivo high-resolution imaging in this dual fluorescent strain, we characterized the organizational patterns of both nervous and vascular systems in a diverse set of organs and tissues. In the cornea, we also observed the dynamic patterns of nerve and blood vessel networks following epithelial debridement injury.
    Women who reported a greater decline during pregnancy showed significantly higher depression and anxiety scores. In stratified analyses, only baseline mental health scores proved to be variables with stronger impact on postnatal depression and anxiety outcomes. CONCLUSION General physical activity and maternal mental health significantly influence each other during and after pregnancy. Both physical activity and the prevention of perinatal mental disorders should be systematically encouraged during perinatal care to prevent adverse maternal and fetal birth outcomes.PURPOSE Pentraxin 3 (PTX3) is a locally secreted, quicker responsive pro-inflammatory protein than C-reactive protein (CRP). We evaluated the value of PTX3 in the prediction of ovarian hyperstimulation syndrome (OHSS), a severe complication of in vitro fertilization (IVF). METHODS This two-year prospective follow-up study included 27 women with uncomplicated IVF-cycles (IVF group) and 31 patients diagnosed with moderate or severe early OHSS (OHSS group). PTX3 was analysed from follicular fluid (FF) and serial blood samples with enzyme-linked immunoassay and CRP with particle-enhanced immunoturbidimetric assay. The value of PTX3 and CRP in detecting OHSS was examined with receiver operating characteristic (ROC) curve analysis and expressed as the area under the curve (AUC). RESULTS The circulating PTX3 level peaked at two days after oocyte pick-up (OPU2), and in the OHSS group the level was 1.9 times higher (P = 0.006) than in the IVF group. However, in ROC curve analysis PTX3 (AUC 0.79, best cut off 1.1 µg/L) was not superior to CRP (AUC 0.87; best cut off 9.5 mg/L) in predicting early OHSS. In the IVF group, the FF-PTX3 concentration was 15-20 times higher than in the plasma. PTX3 level at OPU2 correlated with the number of punctured follicles (r = 0.56, n = 22, P = 0.006). Triggering with human chorionic gonadotrophin or early pregnancy had no effect on PTX3 level. CONCLUSION The elevated PTX3 concentration in OHSS at OPU2, when freeze-all embryos strategy is still possible to consider, indicates that PTX3 level could provide additional benefit in the risk assessment for early OHSS.BACKGROUND Acetylcholine deficiencies in hippocampus and cortex, aggregation of β-amyloid, and β-secretase over activity have been introduced as main reasons in pathogenesis of Alzheimer's disease. METHODS Colorimetric Ellman's method was used for determination of IC50 value in AChE and BChE inhibitory activity. The kinetic studies, neuroprotective and β-secretase inhibitory activities, evaluation of inhibitory potency on β-amyloid (Aβ) aggregations induced by AChE, and docking study were performed for prediction of the mechanism of action. RESULT AND DISCUSSION A new series of cinnamic acids-tryptamine hybrid was designed, synthesized, and evaluated as dual cholinesterase inhibitors. These compounds demonstrated in-vitro inhibitory activities against acetyl cholinesterase (AChE) and butyryl cholinesterase (BChE). Among of these synthesized compounds, (E)-N-(2-(1H-indol-3-yl)ethyl)-3-(3,4-dimethoxyphenyl)acrylamide (5q) demonstrated the most potent AChE inhibitory activity (IC50 = 11.51 μM) and (E)-N-(2-(1H-id acetylcholinesterase (AChE) inhibitors and neuroprotective agents. Compound 5b and 5q, as the more potent compounds, interacted with both the peripheral site and the choline binding site having mixed type inhibition. https://www.selleckchem.com/products/wnk-in-11.html Results suggested that derivatives have a therapeutic potential for the treatment of AD.Socioeconomic status (SES) is inversely associated with risks of type 2 diabetes (T2D). We investigated if young men's cognitive function, measured by intelligence test scores and educational level, as determinants of SES modified associations between body mass index (BMI) and height with the risk of T2D. 369 989 young men from the Danish Conscription Database born between 1939 and 1959 with information on measured height, weight, intelligence test scores, and education were linked to the Danish National Patient Register. During follow-up from 1977 through 2015, T2D was recorded in 32 188 men. Hazard ratios (HR) and 95% confidence intervals (95% CI) were estimated by Cox regressions. BMIs below-average (z-scores ≤ 0) were not related to risks of T2D. For BMIs above-average (z-scores > 0), positive associations between BMI and T2D were slightly stronger among men with higher intelligence test scores or longer educations than among men with lower levels of these factors (pinteraction-values  0.59). While below-average BMI was not associated with T2D risk, above-average BMIs were and these association were stronger among men with high cognitive function. Nevertheless, T2D risk was higher at lower levels of cognitive function throughout the range of BMI. Height was inversely associated with T2D and it was not modified by cognitive function.OBJECTIVE The authors examine the associations of generational affiliation on empathy and burnout in a sample of millennial (born between 1982 and 2000) and Generation X (born between 1965 and 1981) residents and fellows. METHODS At a single large institution during the 2013-2014 academic year, residents and fellows were asked to complete the Jefferson Scale of Physician Empathy and Maslach Burnout Inventory (MBI). Responses were combined with GME database content. Multivariable regression analysis included generation affiliation, race, gender, and post-graduate year (PGY) as covariates. RESULTS The study sample included 388 millennial (mean age = 29.3) and 200 Generation X trainees (mean age = 34.6), with the response rate being 96.5%. Groups were statistically different by gender (p  less then  0.001) and PGY level (p  less then  0.001). After adjustment for gender, race, and PGY level, no statistically significant differences were found between millennial and Generation X groups in mean scores of empathy oand declining empathy over the course of medical residency.Blood vessels and nerve tissues are critical to the development and functionality of many vital organs. However, little is currently known about their interdependency during development and after injury. In this study, dual fluorescence transgenic reporter mice were utilized to observe blood vessels and nervous tissues in organs postnatally. Thy1-YFP and Flt1-DsRed (TYFD) mice were interbred to achieve dual fluorescence in the offspring, with Thy1-YFP yellow fluorescence expressed primarily in nerves, and Flt1-DsRed fluorescence expressed selectively in blood vessels. Using this dual fluorescent mouse strain, we were able to visualize the networks of nervous and vascular tissue simultaneously in various organ systems both in the physiological state and after injury. Using ex vivo high-resolution imaging in this dual fluorescent strain, we characterized the organizational patterns of both nervous and vascular systems in a diverse set of organs and tissues. In the cornea, we also observed the dynamic patterns of nerve and blood vessel networks following epithelial debridement injury.
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