Background Guidelines suggest that a low iodine diet (LID) is advised prior to radioiodine ablation (RIA) for thyroid cancer. https://www.selleckchem.com/products/th-302.html We aim to describe current practice regarding LID advice in the UK, determine uptake of the 2016 UK LID Working Group diet sheet and discover whether there are differences in practice. Methods We used an online survey distributed between November 2018 and April 2019 to centres in the UK that administer I is administered at 17 centres (39%), with 18 (41%) advising waiting for 24-48 h after administration. Most centres (95%) use only a simple question or do not assess compliance. Only 2 (5%) indicate that RIA would be delayed if someone said they had not followed LID advice. Conclusions UK practice regarding LID prior to RIA for thyroid cancer is consistent with current guidelines, but non-adherence does not usually delay RIA. The UK Low Iodine Diet Working Group diet sheet is widely recognised and used. Practice could be improved by centres working to harmonise advice on when to restart a normal diet.Background In previous publications, we have reported our findings demonstrating that exposure to high maternal levels of thyroid hormones (TH) has life-long effects on the wild-type (WT, without THRB mutation) progeny of mothers with resistance to thyroid hormone beta (RTHβ). The mechanism of this epigenetic effect remains unclear. Objectives We reviewed the mechanisms involved in the epigenetic regulation of TH target genes and understand how they may explain the reduced sensitivity to TH in the WT progeny of RTHβ mothers. Methods The availability of a large, formerly genotyped Azorean population with many individuals harboring the THRB mutation, R243Q, provided us a model to study the influence of fetal exposure to high maternal TH levels. Results The thyroid-stimulating hormone (TSH) response in WT adults was less suppressible following the administration of L-triiodothyronine (L-T. The imprinted DIO3 gene may be a candidate gene that mediates the epigenetic effect induced by exposure to high maternal levels of TH. However, we cannot exclude the role of other TH-responsive genes.A growing body of literature indicates that microbiota plays a significant role in the development and curability of cancer, essentially due to the microbial ability to modulate immune and inflammatory responses to cancer and therapeutic treatments. Probiotics consumption, either in the form of food or supplements, is an easy and feasible way to manipulate microbiota composition and a number of recent researches have shown that it may represent a valid approach to prevent cancer onset and progression, to improve the clinical efficacy of the current anticancer treatments, and to mitigate the harmful adverse events of chemo- and radiotherapy, which often lead to scale drug doses, to delay or interrupt treatments. In this review, we gather the main in vivo studies on the current topic, focusing on the beneficial effects and underlying mechanisms provided by bacterial and yeast probiotics and their combination, in the setting of various types of cancers and different therapeutic protocols. These findings will likely open the way to consider, in future, regular probiotics intake as an adjuvant strategy in cancer prevention and management.Objective Diclofenac is a non-steroidal anti-inflammatory drug linked with considerable organ toxicity caused via increased generation of reactive oxygen species. We evaluated whether the antioxidant effect of virgin coconut oil (VCO) could prevent diclofenac-induced oxidative nephrotoxicity in rats. Materials and methods Randomized rats were pre-supplemented orally with VCO (5 or 10 ml/kg body weight) from day 1 to 24, and injected with normal saline or diclofenac (100 mg/kg) from day 22 to day 24 intraperitoneally. Results Diclofenac significantly (p less then 0.05) increased serum urea and creatinine levels. Renal tumor necrosis factor-α (TNF-α) and malondialdehyde (MDA) levels markedly (p less then 0.05) increased, whereas renal glutathione peroxidase (GPx), catalase (CAT), and superoxide dismutase (***) activities considerably (p less then 0.05) decreased compared to normal control. Histopathological alterations were caused by diclofenac. However, treatment with oral VCO for 21 days prior to diclofenac administration, attenuated histological renal damage, and restored antioxidant enzyme activities and TNF-α levels in kidney. Conclusion These findings revealed that VCO has potential benefits to prevent diclofenac-induced nephrotoxic damage.Objective Chronic obstructive pulmonary disease (COPD) is characterized by systemic inflammation and accelerated inflammaging of the lungs. Some studies showed that conjugated linoleic acid (CLA) has anti-inflammatory effects. The aim of the present study was to evaluate the effect of CLA supplementation on serum levels of interleukin (IL)-6 and sirtuin1 (SIRT1) in patients with COPD. Materials and methods 82 patients with stable COPD were enrolled in a double blind clinical trial. Subjects were randomly assigned to two groups placebo (n=42) and 3.2 g CLA daily supplementation (n=40). Forced expiratory volume in one second (FEV1%), BODE index, and serum levels of IL-6, and SIRT1 were measured at the baseline and six weeks after the intervention. In addition, the study parameters in the two groups were compared based on the Global Initiative for Chronic Obstructive Lung Disease (GOLD) criteria. Results After supplementation with CLA, serum levels of IL-6 and BODE index significantly decreased (p less then 0.05 and p less then 0.001, respectively). In addition, serum levels of SIRT1 (p less then 0.01) and FEV1 (p less then 0.001) significantly increased in the supplementation group. Based on GOLD criteria, the increase in SIRT1 and the decrease in IL-6 serum levels were found to be statistically significant in stages III and IV in the supplementation group (p less then 0.05 and p less then 0.01, respectively). Conclusion Supplementation with CLA can modify the inflammatory markers and improve the health status of COPD patients. The results suggest that CLA supplementation in COPD patients can be useful in the management of the disease.
Background Guidelines suggest that a low iodine diet (LID) is advised prior to radioiodine ablation (RIA) for thyroid cancer. https://www.selleckchem.com/products/th-302.html We aim to describe current practice regarding LID advice in the UK, determine uptake of the 2016 UK LID Working Group diet sheet and discover whether there are differences in practice. Methods We used an online survey distributed between November 2018 and April 2019 to centres in the UK that administer I is administered at 17 centres (39%), with 18 (41%) advising waiting for 24-48 h after administration. Most centres (95%) use only a simple question or do not assess compliance. Only 2 (5%) indicate that RIA would be delayed if someone said they had not followed LID advice. Conclusions UK practice regarding LID prior to RIA for thyroid cancer is consistent with current guidelines, but non-adherence does not usually delay RIA. The UK Low Iodine Diet Working Group diet sheet is widely recognised and used. Practice could be improved by centres working to harmonise advice on when to restart a normal diet.Background In previous publications, we have reported our findings demonstrating that exposure to high maternal levels of thyroid hormones (TH) has life-long effects on the wild-type (WT, without THRB mutation) progeny of mothers with resistance to thyroid hormone beta (RTHβ). The mechanism of this epigenetic effect remains unclear. Objectives We reviewed the mechanisms involved in the epigenetic regulation of TH target genes and understand how they may explain the reduced sensitivity to TH in the WT progeny of RTHβ mothers. Methods The availability of a large, formerly genotyped Azorean population with many individuals harboring the THRB mutation, R243Q, provided us a model to study the influence of fetal exposure to high maternal TH levels. Results The thyroid-stimulating hormone (TSH) response in WT adults was less suppressible following the administration of L-triiodothyronine (L-T. The imprinted DIO3 gene may be a candidate gene that mediates the epigenetic effect induced by exposure to high maternal levels of TH. However, we cannot exclude the role of other TH-responsive genes.A growing body of literature indicates that microbiota plays a significant role in the development and curability of cancer, essentially due to the microbial ability to modulate immune and inflammatory responses to cancer and therapeutic treatments. Probiotics consumption, either in the form of food or supplements, is an easy and feasible way to manipulate microbiota composition and a number of recent researches have shown that it may represent a valid approach to prevent cancer onset and progression, to improve the clinical efficacy of the current anticancer treatments, and to mitigate the harmful adverse events of chemo- and radiotherapy, which often lead to scale drug doses, to delay or interrupt treatments. In this review, we gather the main in vivo studies on the current topic, focusing on the beneficial effects and underlying mechanisms provided by bacterial and yeast probiotics and their combination, in the setting of various types of cancers and different therapeutic protocols. These findings will likely open the way to consider, in future, regular probiotics intake as an adjuvant strategy in cancer prevention and management.Objective Diclofenac is a non-steroidal anti-inflammatory drug linked with considerable organ toxicity caused via increased generation of reactive oxygen species. We evaluated whether the antioxidant effect of virgin coconut oil (VCO) could prevent diclofenac-induced oxidative nephrotoxicity in rats. Materials and methods Randomized rats were pre-supplemented orally with VCO (5 or 10 ml/kg body weight) from day 1 to 24, and injected with normal saline or diclofenac (100 mg/kg) from day 22 to day 24 intraperitoneally. Results Diclofenac significantly (p less then 0.05) increased serum urea and creatinine levels. Renal tumor necrosis factor-α (TNF-α) and malondialdehyde (MDA) levels markedly (p less then 0.05) increased, whereas renal glutathione peroxidase (GPx), catalase (CAT), and superoxide dismutase (SOD) activities considerably (p less then 0.05) decreased compared to normal control. Histopathological alterations were caused by diclofenac. However, treatment with oral VCO for 21 days prior to diclofenac administration, attenuated histological renal damage, and restored antioxidant enzyme activities and TNF-α levels in kidney. Conclusion These findings revealed that VCO has potential benefits to prevent diclofenac-induced nephrotoxic damage.Objective Chronic obstructive pulmonary disease (COPD) is characterized by systemic inflammation and accelerated inflammaging of the lungs. Some studies showed that conjugated linoleic acid (CLA) has anti-inflammatory effects. The aim of the present study was to evaluate the effect of CLA supplementation on serum levels of interleukin (IL)-6 and sirtuin1 (SIRT1) in patients with COPD. Materials and methods 82 patients with stable COPD were enrolled in a double blind clinical trial. Subjects were randomly assigned to two groups placebo (n=42) and 3.2 g CLA daily supplementation (n=40). Forced expiratory volume in one second (FEV1%), BODE index, and serum levels of IL-6, and SIRT1 were measured at the baseline and six weeks after the intervention. In addition, the study parameters in the two groups were compared based on the Global Initiative for Chronic Obstructive Lung Disease (GOLD) criteria. Results After supplementation with CLA, serum levels of IL-6 and BODE index significantly decreased (p less then 0.05 and p less then 0.001, respectively). In addition, serum levels of SIRT1 (p less then 0.01) and FEV1 (p less then 0.001) significantly increased in the supplementation group. Based on GOLD criteria, the increase in SIRT1 and the decrease in IL-6 serum levels were found to be statistically significant in stages III and IV in the supplementation group (p less then 0.05 and p less then 0.01, respectively). Conclusion Supplementation with CLA can modify the inflammatory markers and improve the health status of COPD patients. The results suggest that CLA supplementation in COPD patients can be useful in the management of the disease.
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