Notes

Improved upon removal usefulness of a combination of newly determined anti-microbial brokers inside D. albicans along with Ersus. aureus mixed-species biofilm.
Xylella fastidiosa pauca ST53 is the bacterium responsible for the Olive Quick Decline Syndrome that has killed millions of olive trees in Southern Italy. A recent work demonstrates that a rational integration of vector and transmission control measures, into a strategy based on chemical and physical control means, can manage Xylella fastidiosa invasion and impact below an acceptable economic threshold. In the present study, we propose a biological alternative to the chemical control action, which involves the predetermined use of an available natural enemy of Philaenus spumarius, i.e., Zelus renardii, for adult vector population and infection biocontrol. The paper combines two different approaches a laboratory experiment to test the predation dynamics of Zelus renardii on Philaenus spumarius and its attitude as candidate for an inundation strategy; a simulated experiment of inundation, to preliminary test the efficacy of such strategy, before eventually proceeding to an in-field experimentation. With this double-fold approach we show that an inundation strategy with Zelus renardii has the potential to furnish an efficient and "green" solution to Xylella fastidiosa invasion, with a reduction of the pathogen incidence below 10%. The biocontrol model presented here could be promising for containing the impact and spread of Xylella fastidiosa, after an in-field validation of the inundation technique. Saving the fruit orchard, the production and the industry in susceptible areas could thus become an attainable goal, within comfortable parameters for sustainability, environmental safety, and effective plant health protection in organic orchard management.The assay for transposase-accessible chromatin followed by sequencing (ATAC-seq) is an inexpensive protocol for measuring open chromatin regions. ATAC-seq is also relatively simple and requires fewer cells than many other high-throughput sequencing protocols. Therefore, it is tractable in numerous settings where other high throughput assays are challenging to impossible. Hence it is important to understand the limits of what can be inferred from ATAC-seq data. In this work, we leverage ATAC-seq to predict the presence of nascent transcription. Nascent transcription assays are the current gold standard for identifying regions of active transcription, including markers for functional transcription factor (TF) binding. We combine mapped short reads from ATAC-seq with the underlying peak sequence, to determine regions of active transcription genome-wide. We show that a hybrid signal/sequence representation classified using recurrent neural networks (RNNs) can identify these regions across different cell types.Bordetella pertussis is the causative agent of whooping cough, commonly referred to as pertussis. Although the incidence of pertussis was reduced through vaccination, during the last thirty years it has returned to high levels in a number of countries. This resurgence has been linked to the switch from the use of whole-cell to acellular vaccines. Protection afforded by acellular vaccines appears to be short-lived compared to that afforded by whole cell vaccines. In order to inform future vaccine improvement by identifying immune correlates of protection, a human challenge model of B. pertussis colonisation has been developed. Accurate measurement of colonisation status in this model has required development of a qPCR-based assay to enumerate B. pertussis in samples that distinguishes between viable and dead bacteria. Here we report the development of this assay and its performance in the quantification of B. pertussis from human challenge model samples. This assay has future utility in diagnostic labs and in research where a quantitative measure of both B. pertussis number and viability is required.One of the main molecular causes that contributes to varicocele-related male infertility is excess production of reactive oxygen species (ROS). It is believed that hypoxia is an important stimulator of ROS in this condition. Recently, the significant roles of long non-coding RNAs (lncRNAs) in hypoxia response have emerged. Despite the investigation of hypoxia, there is scant information about the role of hypoxia-responding lncRNAs in varicocele-related male infertility. In the present study, we deduced eight hypoxia-responding lncRNAs based on high-throughput RNA sequencing data from two Gene Expression Omnibus (GEO) datasets. selleck chemical We used qRT-PCR to assess the expression levels of some of these lncRNAs in 42 ejaculated spermatozoa samples from 25 infertile men with varicocele and 17 fertile men as controls. We identified significant increases in expression levels of hypoxia-related lncRNAs, MIR210HG and MLLT4-AS1 in ejaculated spermatozoa of infertile men with varicocele. These lncRNAs also showed significant positive correlations with ROS levels and meaningful negative correlations with sperm parameters (count and motility). Besides, in silico studies identified several hypoxia response elements (HREs) within selected lncRNAs promoters. Delineation of hypoxia-related lncRNAs in varicocele-related infertility provides a valuable insight into male infertility.BACKGROUND Non-alcoholic fatty liver disease (NAFLD) is a leading cause of chronic liver disease worldwide. Many individuals have risk factors associated with NAFLD, but the majority do not develop advanced liver disease cirrhosis, hepatic decompensation, or hepatocellular carcinoma. Identifying people at high risk of experiencing these complications is important in order to prevent disease progression. This review synthesises the evidence on metabolic risk factors and their potential to predict liver disease outcomes in the general population at risk of NAFLD or with diagnosed NAFLD. METHODS AND FINDINGS We conducted a systematic review and meta-analysis of population-based cohort studies. Databases (including MEDLINE, EMBASE, the Cochrane Library, and ClinicalTrials.gov) were searched up to 9 January 2020. Studies were included that reported severe liver disease outcomes (defined as liver cirrhosis, complications of cirrhosis, or liver-related death) or advanced fibrosis/non-alcoholic steatohepatitis (NASH)justed HR 1.20, 95% CI 1.12-1.28, p less then 0.001, I2 87%). There was also evidence to suggest that lipid abnormalities (low high-density lipoprotein and high triglycerides) and hypertension were both independently associated with incident severe liver disease. Significant study heterogeneity observed in the meta-analyses and possible under-publishing of smaller negative studies are acknowledged to be limitations, as well as the potential effect of competing risks on outcome. CONCLUSIONS In this review, we observed that T2DM is associated with a greater than 2-fold increase in the risk of developing severe liver disease. As the incidence of diabetes and obesity continue to rise, using these findings to improve case finding for people at high risk of liver disease will allow for effective management to help address the increasing morbidity and mortality from liver disease. TRIAL REGISTRATION PROSPERO CRD42018115459.INTRODUCTION Global surgery is a growing field studying the determinants of safe and affordable surgical care and advocating to gain the global health community's attention. In Cameroon, little is known about the level of knowledge and attitudes of students. Our survey aimed to describe the knowledge and attitudes of Cameroonian medical students towards global surgery. MATERIALS AND METHODS We performed an anonymous online survey of final-year Cameroonian medical students. Mann-Whitney U test and Spearman correlation analysis were used for bivariate analysis, and the alpha value was set at 0.05. Odds ratios and their 95% confidence intervals were calculated. RESULTS 204 respondents with a mean age of 24.7 years (±2.0) participated in this study. 58.3% were male, 41.6% had previously heard or read about global surgery, 36.3% had taken part in a global surgery study, and 10.8% had attended a global surgery event. Mercy Ships was well known (46.5%), and most students believed that surgical interventions were more costly than medical treatments (75.0%). The mean score of the global surgery evaluation was 47.4% (±29.6%), and being able to recognize more global surgery organizations was correlated with having assumed multiple roles during global surgery studies (p = 0.008) and identifying more global surgery indicators (p = 0.04). Workforce, infrastructure, and funding were highlighted as the top priorities for the development of global surgery in Cameroon. CONCLUSION Medical students are conscious of the importance of surgical care. They lack the opportunities to nurture their interest and should be taught global surgery concepts and skills.OBJECTIVE This study attempts to investigate the association between maternal exposure to intimate partner violence (IPV) and morbidity and mortality of children. STUDY DESIGN A cross-sectional study was carried out using the most recent nationally representative data of the National Family Health Survey (NFHS-4) in India. RESULTS The prevalence of morbidity and mortality was higher among the children whose mothers faced physical, emotional, or sexual violence perpetrated by the partner than those who did not encounter any violence. Multivariate analysis revealed that maternal exposure to physical and sexual violence significantly increased the risks of childhood diarrhea and fever; and emotional violence was associated with an increased likelihood of diarrhea, fever, and acute respiratory infection (ARI) in the past 2 weeks among under-five children. Moreover, women's experience of physical and emotional violence were associated with increased odds of infant mortality ( less then 1 year) and under-five mortality ( less then 5 years) in crude analysis. However, these associations were insignificant in the adjusted analysis. Similarly, we did not find any significant association between maternal exposure to IPV and child mortality (1 to less then 5 years). CONCLUSION Maternal experience of domestic violence was associated with an increased risk of childhood morbidity (diarrhea, fever and ARI). However, no significant association was found between violence against women and mortality of children. Prevention of domestic violence may help to reduce childhood illnesses. Additional efforts are needed for maternal and child healthcare programs to improve health status of women and children.BACKGROUND Peer support provided by experienced and/or trained "expert" women living with HIV has been adopted by prevention of mother-to-child transmission of HIV (PMTCT) programs across sub-Saharan Africa. While there is ample data on HIV status disclosure among non-expert women, there is little data on disclosure among such expert women, who support other women living with HIV. OBJECTIVE This study compared HIV disclosure rates between expert and non-expert mothers living with HIV, and contextualized quantitative findings with qualitative data from expert women. METHODS We compared survey data on HIV disclosure to male partners and family/friends from 37 expert and 100 non-expert mothers living with HIV in rural North-Central Nigeria. Four focus group discussions with expert mothers provided further context on disclosure to male partners, extended family and peers. Chi square and Fisher's exact tests were applied to quantitative data. Qualitative data were manually analyzed using a Grounded Theory approach.
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