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Whether preoperative treatment of inflammatory bowel disease (IBD) with tumor necrosis factor inhibitors (TNFis) increases the risk of postoperative infectious complications remains controversial. The primary aim of this study was to determine whether preoperative exposure to TNFis is an independent risk factor for postoperative infectious complications within 30 days of surgery.
We conducted a multicenter prospective observational study of patients with IBD undergoing intra-abdominal surgery across 17 sites from the Crohn's & Colitis Foundation Clinical Research Alliance. Infectious complications were categorized as surgical site infections (SSIs) or non-SSIs. Current TNFi exposure was defined as use within 12 weeks of surgery, and serum was collected for drug-level analyses. Multivariable models for occurrence of the primary outcome, any infection, or SSI were adjusted by predefined covariates (age, sex, preoperative steroid use, and disease type), baseline variables significantly associated (P < .05) with any infection or SSI separately, and TNFi exposure status. Exploratory models used TNFi exposure based on serum drug concentration.
A total of 947 patients were enrolled from September 2014 through June 2017. Current TNFi exposure was reported by 382 patients. Any infection (18.1% vs 20.2%, P= .469) and SSI (12.0% vs 12.6%, P= .889) rates were similar in patients currently exposed to TNFis and those unexposed. In multivariable analysis, current TNFi exposure was not associated with any infection (odds ratio, 1.050; 95% confidence interval, 0.716-1.535) or SSI (odds ratio, 1.249; 95% confidence interval, 0.793-1.960). Detectable TNFi drug concentration was not associated with any infection or SSI.
Preoperative TNFi exposure was not associated with postoperative infectious complications in a large prospective multicenter cohort.
Preoperative TNFi exposure was not associated with postoperative infectious complications in a large prospective multicenter cohort.
Depression is a common illness with no definite treatment.
The study involved 2 experimental periods; 45-day (P1) followed by 30-day (P2). 40 adult albino rats were randomly divided into 4 groups. Grp 1 received saline orally while Grp 2 reserpine inraperitoneally (ip) during P1 and P2. Etomoxir Grps 3 and 4 received reserpine during P1, followed by reserpine plus B. monnieri, and reserpine plus citalopram ip during P2, respectively. Forced swimming test (FST) was performed at beginning and end of P1 and P2. Animals were sacrificed by end of P2 and brain taken for histopathological examination and ELISA estimation of serotonin, dopamine, norepinephrine, BDNF, MCP-1, FAS, and Bcl-2.
During P1, reserpine prolonged immobility time (IT) in FST in Grps 2, 3, and 4. IT was subsequently lowered in Grps 3 and 4 but remained elevated in Grp 2 by end of P2. Serotonin, dopamine and norepinephrine were lowered in Grps 2, 3, and 4, but in Grps 3 and 4, levels were comparable to Grp1. BDNF and Bc1-2 were reduced in Grps 2, 3, and 4, with higher levels in Grps 3 and 4 than Grp 2. MCP-1 and FAS were elevated in Grps 2, 3, and 4, but levels were lower in Grps 3 and 4 than in Grp 2. Histopathology showed congested cerebral cortex in Grp 2 and normal cortex in other groups.
Only adult male rats were involved and effects of co-administration of B. monnieri and citalopram were not characterized.
B. monnieri improves depression comparable to citalopram in reserpine-induced depression.
B. monnieri improves depression comparable to citalopram in reserpine-induced depression.
This study evaluated whether lifetime traumatic stress compared to deployment-related traumatic stress differentially affected the likelihood of insomnia in military personnel.
Data were obtained from the Army Study to Assess Risk and Resilience in Servicemembers (unweighted N = 21,499; weighted N = 670,335; 18-61 years; 13.5% Female). DSM-5 criteria were applied to the Brief Insomnia Questionnaire to determine past month insomnia diagnostic status. A lifetime stress survey was used to assess traumatic stress encountered outside of the military, and a deployment-related stress survey assessed for various types of deployment-related traumatic stress.
Adjusting for sex and psychiatric disorders, lifetime traumatic stress increased the prevalence for insomnia among those who endorsed combat death of close friend or relative, 1.021 (95% CI, 1.02-1.02), followed by those who reported other experiences that put them at risk of death or serious injury, 1.013 (95% CI, 1.01-1.01), whereas deployment-related traumatic stress showed that the prevalence for insomnia was highest for those who reported being sexually assaulted or raped, 1.059 (95% CI, 1.04-1.08), followed by those who endorsed being hazed or bullied by one or more members of their unit 1.042 (95% CI, 1.04-1.05).
The cross-sectional nature of the assessment limits causal inferences and there was no clinician determined diagnosis for insomnia.
Findings suggest that traumas over both one's lifetime and during deployment are associated with a higher prevalence for insomnia among Army soldiers. Results highlight the importance of considering both lifetime and deployment traumas into mental health assessment and treatment for active-duty soldiers.
Findings suggest that traumas over both one's lifetime and during deployment are associated with a higher prevalence for insomnia among Army soldiers. Results highlight the importance of considering both lifetime and deployment traumas into mental health assessment and treatment for active-duty soldiers.
Prevalence trends from Arabic speaking countries on psychiatric symptoms before and after the first wave of the COVID-19 pandemic are lacking. We estimated the point prevalence and change in depression and anxiety symptoms scores in relation to sociodemographic variables following the resolution of the first wave in Qatar compared with before the pandemic.
We conducted a trend analysis using repeated nationally representative cross-sectional surveys spanning 2017, 2018, 2020/2021 and using the Patient Health Questionnaire-9 (PHQ-9) and Generalized Anxiety Disorder-7 (GAD-7) to assess depressive and anxiety symptoms. Negative binomial regression was used to model changes in these symptoms in relation sociodemographics and survey year.
The two-week prevalence of depressive symptoms (≥10 on the PHQ-9) was 6.6% in 2017 and 6.5% in 2020/2021 (p=0.986). The two-week prevalence of anxiety symptoms (≥10 on the GAD-7) was 3.6% in 2018 and 5.1% in 2020/2021 (p=0.062). The data for 2020/21 showed a 35.1% and 29.2%ith traditional sociodemographic risk factors. The 2020/21 depression and anxiety symptoms scores remained high for Qataris and Arabs, suggesting that these cultural groups may benefit most from public mental health interventions.
Virus-induced IFN-α secretion by plasmacytoid dendritic cells (pDCs) is negatively impacted by IgE and has been linked to asthma exacerbations. Eosinophils, another contributor to type 2 inflammation, are also associated with asthma severity.
We sought to investigate the impact of eosinophils on pDC antiviral interferon responses and determine whether anti-IL-5/5Rα therapy enhances pDC antiviral function.
Blood pDCs purified from anonymous donors were stimulated invitro with rhinovirus (RV)-16 in the presence or absence of eosinophils/eosinophil supernatants. IFN-α was measured in supernatants and RNA collected for bulk RNA-sequencing. Next, purified pDCs from 8 individuals with moderate to severe asthma, treated or not treated with anti-IL-5/5Rα therapy, were cultured exvivo with or without RV; IFN-α secretion and differential gene expression analysis were compared between groups.
Exposure to either eosinophils or eosinophil supernatants inhibited RV-induced pDC IFN-α secretion in a dose-dependent ma which eosinophil-depleting therapies may reduce severity of RV illnesses.Recent advances in genetic analysis and intensive research have revealed that microglial cells respond to external stimuli in various ways and adopt diverse states. Herein, we summarize the current knowledge on the possible microglial states during development, homeostasis, and perturbation. These states are characterized either by irreversible cellular changes, such as cell death and cellular senescence, or reversible alterations, triggered by temporary changes in the microenvironment. Subsequently, we discuss the modalities of the transcriptional and functional recovery of microglia from a molecular perspective. An understanding of (ir)reversible changes in their cellular fates or transcriptional states could provide novel options for the treatment of age-related and neurodegenerative disorders.Surface urban heat islands (SUHIs) are an important socio-environmental problem associated with large cities, such as the Santiago Metropolitan Area (SMA), in Chile. Here, we analyze daytime and nighttime variations of SUHIs for each season of the year during the period 2000-2020. To evaluate socioeconomic inequities in the distribution of SUHIs, we establish statistical relationships with socioeconomic status, land price, and urban vegetation. We use the MODIS satellite images to obtain the land surface temperatures and the normalized difference vegetation index (NDVI) through the Google Earth Engine platform. The results indicate more intense SUHIs during the nighttime in the eastern sector, coinciding with higher socioeconomic status and larger green areas. This area during the day is cooler than the rest of the city. The areas with lower and middle socioeconomic status suffer more intense SUHIs (daytime and nighttime) and match poor environmental and urban qualities. These results show the high segregation of SMA. Urban planning is subordinated to land prices with a structure maintained over the study period. The lack of social-climate justice is unsustainable, and such inequalities may be exacerbated in the context of climate change. Thus, these results can contribute to the planning of the SMA.Microbial activity and biomass are important factors that determine nutrient and carbon fluxes in freshwater ecosystems and, therefore are also related to both water quality and climate change induced stressors. This study aimed at assessing the feasibility of a power assisted Microbial Fuel Cell (MFC)-based biosensors for the continuous monitoring of microbial activity and biomass concentrations in saturated freshwater ecosystems. For this purpose, four lab-scale reactors were constructed and operated for 30 weeks. Reactors were fed with four different organic matter concentrations to promote a suite of microbial activity and biomass conditions. The reactors consisted of 3.8 L PVC vessels filled with 23 extractable gravel- sockets, used for microbial activity and biomass assessment, and 1 MFC granular-graphite socket, for biosensing assessment. Microbial activity was determined by the ATP content and the hydrolytic enzymatic activity, and the biomass content was assessed as the volatile solids attached to the gravel. Very significant linear relationships could be established between the parameters studied and the current density produced by the MFC with a very short detection time 10 min for the ATP content (R2 = 0.88) and 1 h for the enzymatic activity (R2 = 0.78) and biomass (R2 = 0.74). Moreover, the power assisted MFC-based biosensing tool demonstrated to be functional after a long operation time and under a wide range of organic loading conditions. Overall, the results highlight the feasibility to develop a power assisted MFC-based biosensor for on-line monitoring of the microbial activity and biomass of a given ecosystem (either natural or artificial) even in remote locations.
Read More: https://www.selleckchem.com/products/etomoxir-na-salt.html
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