Tolerance of hypoxia is essential for most plants, but the underlying mechanisms are largely unknown. Here we show that adaptation to submergence induced hypoxia in Arabidopsis involves up-regulation of RAP2.2 through interactive action of WRKY33 and WRKY12. https://www.selleckchem.com/products/p5091-p005091.html WRKY33- or WRKY12-overexpressing plants showed enhanced resistance to hypoxia. Y2H, BiFC, Co-IP and pull-down experiments confirmed the interaction of WRKY33 with WRKY12. Genetic experiments showed that RAP2.2 acts downstream of WRKY33/WRKY12. WRKY33 and WRKY12 can bind to and activate RAP2.2 individually. Genetic and molecular experiments demonstrate that the two WRKYs can synergistically enhance activation towards RAP2.2 to increase hypoxia tolerance. WRKY33 expression is increased in RAP2.2-overexpressing plants, indicating a feedback regulation by RAP2.2 during submergence process, which was corroborated by EMSA, ChIP, dual-LUC and genetic experiments. Our results show that a regulatory cascade module involving WRKY33, WRKY12 and RAP2.2 plays a key role in submergence induced hypoxia response of Arabidopsis and illuminate functions of WRKYs in hypoxia tolerance.
To describe the clinical characteristics and evaluate the long-term treatment outcomes in older people with newly diagnosed epilepsy over the past 30years.
We included patients newly diagnosed with epilepsy and commenced on antiseizure medications (ASMs) at age 65years or older between July 1982 and October 2012 at the Western infirmary in Glasgow, Scotland. They were followed up until April 2016 or death. Seizure freedom was defined as no seizure for at least 1year on unchanged medication at the last follow-up.
A total of 201 patients (median age 73years, 59% male) were included. The median duration from initial seizure to starting treatment was 8 months (interquartile range 3.0-24.0 months); 42.2% (85/201) patients had more than five seizures before commencing treatment. Brain imaging showed potentially epileptogenic lesions in 19.7% (38/193) of patients and other abnormalities in 56.5% (109/193); 78.6% patients (158/201) were seizure-free at the last follow-up, of whom 94.9% were taking monotherapy. nset epilepsy, although the majority responded well to ASM treatment. Brain imaging showed a high rate of abnormalities. Despite the increased use of second-generation ASMs, treatment outcomes in later-onset epilepsy have not improved over time. The possible effect of aspirin on treatment response warrants further investigation.
Salivary biomarkers can help in assessment of periodontitis; however, concentrations may be altered in the presence of diabetes. Hence, the ability of salivary biomarkers to discriminate periodontally healthy type II diabetics (T2DM) from T2DM who have periodontitis was examined.
Ninety-two participants (29 with T2DM with chronic periodontitis, DWP; 32 T2DM without chronic periodontitis, DWoP; and 31 Not Periodontitis, NP) provided saliva and clinical parameters of periodontal health were recorded. Salivary concentrations of interleukin (IL)-1β, IL-6, matrix metalloproteinase-8 (MMP-8), macrophage inflammatory protein-1α (MIP-1α), adiponectin and resistin were measured by immunoassay.
Salivary analyte concentrations for IL-1β, MMP-8 and resistin correlated with clinical parameters of periodontitis, with MMP-8 demonstrating the strongest positive correlation with PD ≥5mm (p<0.0001). Periodontal health was reflected in salivary analyte concentrations by group, with concentrations of IL-1β and MMP-8 showing significant associations with periodontitis (p≤0.04) that increased in concentration from health to DWoP to DWP. Odds ratio (OR) analyses showed that MMP-8 discriminated periodontitis from NP (OR of 8.12; 95% CI 1.01-65.33; p=0.03) and in the presence of T2DM (DWP vs DWoP, OR=5.09; 95% CI 1.24-20.92; p=0.03).
Salivary MMP-8 and IL-1β discriminate periodontitis in T2DM.
Salivary MMP-8 and IL-1β discriminate periodontitis in T2DM.
Early-onset fetal growth restriction and small-for-gestational age of fetuses lead to an increased risk of adverse pregnancy outcomes. Doppler abnormalities can predict the occurrence of complications in the short term, but normal fetal Doppler values at the time of diagnosis do not exclude their occurrence in the long term. The objective of this study was to investigate the capacity of a predictive model to assess individual risks for prenatal counseling at the time of diagnosis.
This was a prospective observational study of singleton pregnancies with estimated fetal weight below the 10th centile between 20
and 31
weeks of gestational age. Placental growth factor (PlGF) and soluble fms-like tyrosine kinase-1 (sFlt-1) levels, estimated fetal weight centile, uterine artery pulsatility index, fetal Doppler and maternal risk factors for placental disease were assessed at the time of enrollment. The occurrence of adverse perinatal outcomes or the need for elective delivery at <30, <34 or <37weeksdel with sFlt-1/PlGF and sFlt-1/PlGF alone; however, the model without sFlt-1/PlGF yielded an overall poorer performance.
Individual risk assessment can be made at the time of early-onset fetal growth restriction/small-for-gestational-age diagnosis, which permits accurate counseling of parents with an affected fetus. Two formulas could be used one combining maternal characteristics and ultrasound findings and the other with a single sFlt-1/PlGF measurement.
Individual risk assessment can be made at the time of early-onset fetal growth restriction/small-for-gestational-age diagnosis, which permits accurate counseling of parents with an affected fetus. Two formulas could be used one combining maternal characteristics and ultrasound findings and the other with a single sFlt-1/PlGF measurement.
To evaluate the feasibility and complication rate of the V-Y gluteal fold flap in surgery for vulvar cancer.
From June 2015 to June 2018, 62 patients surgically treated for vulvar cancer were included in the study. Twenty-three (37.1%) underwent plastic reconstructive surgery with V-Y advancement *****.
The mean surgical time was longer for patients undergoing V-Y flap surgery. The margins were positive in six patients (9.7%), close (<8mm) in 10 (16.1%), and adequate (>8mm) in 46 (74.2%). Six (9.7%) patients had dehiscence and two (3.2%) patients suffered from necrosis. In patients undergoing V-Y flap reconstruction, two (8.7%) had a wound dehiscence, no patients had necrosis. In patients undergoing direct closure, four (10.3%) had wound dehiscence and two (5.1%) had necrosis.
V-Y gluteal fold advancement technique is a safe procedure, performed in a single surgical session with minimal increase in surgical time and low wound healing complications. Use of this technique was correlated with an increased rate of adequate surgical margins (<8mm) and reduced need for adjuvant radiotherapy.
Tolerance of hypoxia is essential for most plants, but the underlying mechanisms are largely unknown. Here we show that adaptation to submergence induced hypoxia in Arabidopsis involves up-regulation of RAP2.2 through interactive action of WRKY33 and WRKY12. https://www.selleckchem.com/products/p5091-p005091.html WRKY33- or WRKY12-overexpressing plants showed enhanced resistance to hypoxia. Y2H, BiFC, Co-IP and pull-down experiments confirmed the interaction of WRKY33 with WRKY12. Genetic experiments showed that RAP2.2 acts downstream of WRKY33/WRKY12. WRKY33 and WRKY12 can bind to and activate RAP2.2 individually. Genetic and molecular experiments demonstrate that the two WRKYs can synergistically enhance activation towards RAP2.2 to increase hypoxia tolerance. WRKY33 expression is increased in RAP2.2-overexpressing plants, indicating a feedback regulation by RAP2.2 during submergence process, which was corroborated by EMSA, ChIP, dual-LUC and genetic experiments. Our results show that a regulatory cascade module involving WRKY33, WRKY12 and RAP2.2 plays a key role in submergence induced hypoxia response of Arabidopsis and illuminate functions of WRKYs in hypoxia tolerance.
To describe the clinical characteristics and evaluate the long-term treatment outcomes in older people with newly diagnosed epilepsy over the past 30years.
We included patients newly diagnosed with epilepsy and commenced on antiseizure medications (ASMs) at age 65years or older between July 1982 and October 2012 at the Western infirmary in Glasgow, Scotland. They were followed up until April 2016 or death. Seizure freedom was defined as no seizure for at least 1year on unchanged medication at the last follow-up.
A total of 201 patients (median age 73years, 59% male) were included. The median duration from initial seizure to starting treatment was 8 months (interquartile range 3.0-24.0 months); 42.2% (85/201) patients had more than five seizures before commencing treatment. Brain imaging showed potentially epileptogenic lesions in 19.7% (38/193) of patients and other abnormalities in 56.5% (109/193); 78.6% patients (158/201) were seizure-free at the last follow-up, of whom 94.9% were taking monotherapy. nset epilepsy, although the majority responded well to ASM treatment. Brain imaging showed a high rate of abnormalities. Despite the increased use of second-generation ASMs, treatment outcomes in later-onset epilepsy have not improved over time. The possible effect of aspirin on treatment response warrants further investigation.
Salivary biomarkers can help in assessment of periodontitis; however, concentrations may be altered in the presence of diabetes. Hence, the ability of salivary biomarkers to discriminate periodontally healthy type II diabetics (T2DM) from T2DM who have periodontitis was examined.
Ninety-two participants (29 with T2DM with chronic periodontitis, DWP; 32 T2DM without chronic periodontitis, DWoP; and 31 Not Periodontitis, NP) provided saliva and clinical parameters of periodontal health were recorded. Salivary concentrations of interleukin (IL)-1β, IL-6, matrix metalloproteinase-8 (MMP-8), macrophage inflammatory protein-1α (MIP-1α), adiponectin and resistin were measured by immunoassay.
Salivary analyte concentrations for IL-1β, MMP-8 and resistin correlated with clinical parameters of periodontitis, with MMP-8 demonstrating the strongest positive correlation with PD ≥5mm (p<0.0001). Periodontal health was reflected in salivary analyte concentrations by group, with concentrations of IL-1β and MMP-8 showing significant associations with periodontitis (p≤0.04) that increased in concentration from health to DWoP to DWP. Odds ratio (OR) analyses showed that MMP-8 discriminated periodontitis from NP (OR of 8.12; 95% CI 1.01-65.33; p=0.03) and in the presence of T2DM (DWP vs DWoP, OR=5.09; 95% CI 1.24-20.92; p=0.03).
Salivary MMP-8 and IL-1β discriminate periodontitis in T2DM.
Salivary MMP-8 and IL-1β discriminate periodontitis in T2DM.
Early-onset fetal growth restriction and small-for-gestational age of fetuses lead to an increased risk of adverse pregnancy outcomes. Doppler abnormalities can predict the occurrence of complications in the short term, but normal fetal Doppler values at the time of diagnosis do not exclude their occurrence in the long term. The objective of this study was to investigate the capacity of a predictive model to assess individual risks for prenatal counseling at the time of diagnosis.
This was a prospective observational study of singleton pregnancies with estimated fetal weight below the 10th centile between 20
and 31
weeks of gestational age. Placental growth factor (PlGF) and soluble fms-like tyrosine kinase-1 (sFlt-1) levels, estimated fetal weight centile, uterine artery pulsatility index, fetal Doppler and maternal risk factors for placental disease were assessed at the time of enrollment. The occurrence of adverse perinatal outcomes or the need for elective delivery at <30, <34 or <37weeksdel with sFlt-1/PlGF and sFlt-1/PlGF alone; however, the model without sFlt-1/PlGF yielded an overall poorer performance.
Individual risk assessment can be made at the time of early-onset fetal growth restriction/small-for-gestational-age diagnosis, which permits accurate counseling of parents with an affected fetus. Two formulas could be used one combining maternal characteristics and ultrasound findings and the other with a single sFlt-1/PlGF measurement.
Individual risk assessment can be made at the time of early-onset fetal growth restriction/small-for-gestational-age diagnosis, which permits accurate counseling of parents with an affected fetus. Two formulas could be used one combining maternal characteristics and ultrasound findings and the other with a single sFlt-1/PlGF measurement.
To evaluate the feasibility and complication rate of the V-Y gluteal fold flap in surgery for vulvar cancer.
From June 2015 to June 2018, 62 patients surgically treated for vulvar cancer were included in the study. Twenty-three (37.1%) underwent plastic reconstructive surgery with V-Y advancement flaps.
The mean surgical time was longer for patients undergoing V-Y flap surgery. The margins were positive in six patients (9.7%), close (<8mm) in 10 (16.1%), and adequate (>8mm) in 46 (74.2%). Six (9.7%) patients had dehiscence and two (3.2%) patients suffered from necrosis. In patients undergoing V-Y flap reconstruction, two (8.7%) had a wound dehiscence, no patients had necrosis. In patients undergoing direct closure, four (10.3%) had wound dehiscence and two (5.1%) had necrosis.
V-Y gluteal fold advancement technique is a safe procedure, performed in a single surgical session with minimal increase in surgical time and low wound healing complications. Use of this technique was correlated with an increased rate of adequate surgical margins (<8mm) and reduced need for adjuvant radiotherapy.
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