Hanleybray6640
There was no difference in bacteria, parasites, or cumulative quantity of stunting-associated pathogens between controls and any intervention arm.
WSH interventions were associated with fewer enteric viruses in children aged 14 months. Different strategies are needed to reduce enteric bacteria and parasites at this critical young age.
WSH interventions were associated with fewer enteric viruses in children aged 14 months. Different strategies are needed to reduce enteric bacteria and parasites at this critical young age.Group B Streptococci (GBS) are β-hemolytic, Gram-positive bacteria associated with fetal injury, preterm birth, spontaneous abortion, and neonatal infections. A key factor promoting GBS virulence is the β-hemolysin/cytolysin, a pigmented ornithine rhamnolipid (also known as granadaene) associated with the bacterial surface. A previous study indicated that GBS produce small structures known as membrane vesicles (MVs), which contain virulence-associated proteins. Here, we show that GBS MVs are pigmented and hemolytic, indicating that granadaene is functionally active in MVs. Additionally, MVs from hyper-hemolytic GBS induced greater cell death of neutrophils, T cells, and B cells compared to MVs from isogenic non-hemolytic GBS, implicating MVs as a potential mechanism for granadaene-mediated virulence. Finally, hemolytic MVs reduced oxidative killing of GBS and aggravated morbidity and mortality of neonatal mice infected with GBS. Collectively, these studies reveal a novel mechanism by which GBS deploy a crucial virulence factor to promote bacterial dissemination and pathogenesis.
Eicosapentaenoic acid (EPA) has been reported to reduce cardiovascular risk in patients with hypertriglyceridemia. Although several mechanisms underlying the effects of EPA have been demonstrated, those responsible for its beneficial role in patients with hypertriglyceridemia without evidence of coronary artery disease (CAD) have not been fully elucidated. We sought to clarify the main factors associated with EPA administration that led to improved endothelial function.
Forty-seven consecutive patients with mild hypertriglyceridemia (mean age, 59±13 years) without evidence of CAD were prospectively enrolled and administered purified EPA (1800mg/day). Forty-four patients who were not administered EPA were enrolled as age- and sex-matched controls. Clinical variables and flow-mediated dilation (FMD) were examined before and after 6 months of treatment. Univariate and multivariate regression analyses were performed between FMD changes and clinical variables.
EPA treatment decreased triglyceride levels (from 224.6±58.8 to 151.8±54.5mg/dl, p< 0.001) and increased FMD (from 4.21%±1.91% to 6.21%±2.30%, p< 0.001). Multivariate analysis showed that the change in FMD was associated with the baseline high-density lipoprotein cholesterol (HDL-C) level (β=-0.331, p=0.027) and the change in EPA/arachidonic acid (AA) ratio (β=0.301, p=0.048).
EPA treatment improved triglyceride levels and FMD in patients with mild hypertriglyceridemia and without evidence of CAD. The baseline HDL-C level and the change in EPA/AA ratio predicted FMD improvement. The beneficial effects of EPA on triglyceride-rich lipoproteins and vascular endothelium may help improve endothelial function.
EPA treatment improved triglyceride levels and FMD in patients with mild hypertriglyceridemia and without evidence of CAD. The baseline HDL-C level and the change in EPA/AA ratio predicted FMD improvement. The beneficial effects of EPA on triglyceride-rich lipoproteins and vascular endothelium may help improve endothelial function.Providing information about disaster relief services and recovery processes reduces the damage from disasters and enables disaster victims to respond to disasters effectively. The present study aimed to clarify the associations between provision, reliability, satisfaction of information and satisfaction with media coverage and the risk of psychological morbidities (post-traumatic stress disorder [PTSD], depression, and anxiety). This was a cross-sectional survey - 1337 disaster victims who had experience of disasters within 2 years, such as earthquakes were enrolled in the 3rd Disaster Victims Panel Survey, 2018. Logistic regression analysis was used to investigate the associations between psychological morbidities and provision, reliability, and satisfaction of information. Reliability of information was assessed with a dichotomized variable and satisfaction with information or media was assessed 4 levels with 'neutral' by a single retrospective self-report item. The risks of depression (odds ratio [95% CI] able and satisfactory information during disasters could reduce the psychiatric burden of disasters.Due to advances in the early detection of Alzheimer's disease (AD) biomarkers including beta-amyloid (Aβ), neuropsychological measures that are sensitive to concurrent, subtle changes in cognition are critically needed. Story recall tasks have shown sensitivity to early memory declines in persons with mild cognitive impairment (MCI) and early stage dementia, as well as in persons with autosomal dominantly inherited AD up to 10 years prior to a dementia diagnosis. However, the evidence is inconclusive regarding relationships between evidence of Aβ and story recall measures. Because story recall tasks require the encoding and delayed retrieval of several lexical-semantic categories, such as proper names, verbs, and numerical expressions, and because lexical categories have been shown to be differentially impaired in persons with MCI, we focused on item-level analyses of lexical-semantic retrieval from a quintessential story recall task, Logical Memory from the Wechsler Memory Scale-Revised. Our objective was toecall variables, including total score, were associated with PiB status. Secondary analyses determined that immediate recall of proper names was not significantly associated with Aβ, suggesting a retrieval deficit rather than that of encoding. The present findings suggest that lexical semantic retrieval measures from existing story recall tasks may be sensitive to Aβ deposition, and may provide added utility to a widely-used, long-standing neuropsychological test for early detection of cognitive decline on the AD continuum.Patients with BRAF-mutant melanoma commonly develop resistance to BRAF inhibitor and MEK inhibitor (BRAF/MEKi) treatment, resulting in disease recurrence or progression. Repeated treatment after a break or an intervening therapy may provide clinical benefit. To ensure a common understanding when discussing the treatment of BRAF-mutant melanoma, we propose consensus definitions for retreatment and rechallenge. 'Retreatment' should be defined as 'repeated treatment with the same therapeutic class following relapse after adjuvant treatment has ended.' Retreatment may be an option for patients with unresectable or metastatic disease who have completed prior adjuvant therapy or discontinued adjuvant therapy early due to toxicity or patients with locoregional recurrence after adjuvant treatment who subsequently underwent resection. 'Rechallenge' should be defined as 'repeated treatment with the same therapeutic class following disease progression in patients who had clinical benefit with prior treatment for unresectable or metastatic disease.' Rechallenge may be an option for patients who had disease progression after an initial response and received an alternative intervening treatment or patients with unresectable or metastatic melanoma who had a treatment break after responding to BRAF/MEKi therapy. Clinical benefits may be possible with repeated BRAF/MEKi treatment because of the role of the MAPK pathway in melanoma oncogenesis and resistance mechanisms specific to BRAF/MEKi, which are discussed in this article. The concepts of retreatment and rechallenge may also be relevant for treatment with immune checkpoint inhibitors in patients with melanoma. Use of consistent terminology will help to stimulate and align further research in this area.Bilateral sagittal split osteotomy is one of the most frequently performed operations in orthognathic surgery. The health of the temporomandibular joint (TMJ) is an important prerequisite for its functionality. The aim of this finite element study was to assess the developed stresses during mouth opening after bilateral sagittal split osteotomy. Different osteotomy gap widths and disc positions were evaluated. Computed tomography and magnetic resonance data of a dentulous cadaver head were used in order to create two finite element models simulating split distances of 5 and 10 mm, respectively. The fixation of the distal and proximal segments was made by a four- or a six-hole titanium mini plate and four monocortical screws respectively. For both models, three different situations of the articular disc were created a physiological disc position, anterior disc displacement and posterior disc displacement. The mandible was vertically displaced in the midline in order to simulate a mouth opening of 20 mm. The simulation showed high stresses in the area of the titanium plates (up to 850 MPa), implying an increased risk of material failure. High stresses were found within the discs in the models with normal disc position and anterior disc displacement as well (up to 8 MPa), indicating a higher risk of developing craniomandibular disorders. Regarding the stresses within the fixation screws, the highest values were recorded in the area of the upper thread. The degree of mandibular advancement after a bilateral sagittal split osteotomy affects the stress balance in the mandible and the articular discs during mouth opening.
Preoperative anxiety is very common in adults awaiting all types of surgical procedures, which can interfere with the start and completion of surgery and increase the risk of postoperative complications. Selleck ADH-1 In this context, many researchers and clinical practitioners have attempted to use aromatherapy to help adults reduce preoperative anxiety.
To investigate systematically the efficacy of aromatherapy on preoperative anxiety in adults.
A systematic review and meta-analysis of randomized controlled trials was undertaken.
PubMed, Embase, Cochrane Library, Web of Science, PsycINFO and CINAHL were comprehensively searched from their inception to June 2020.
Studies on the use of aromatherapy for treating preoperative anxiety in adults were included. Two reviewers assessed the risk of bias of the included studies independently using the Cochrane Collaboration 'Risk of Bias' tool. Overall meta-analysis and five subgroup analyses regarding the type of control, the type of aroma preparations, delivery mode, ses are needed to verify our findings before we can make strong recommendations.Bumped kinase inhibitors (BKIs) are a new class of antiprotozoal drugs that target calcium-dependent protein kinase 1 (CDPK1) in various apicomplexan parasites. A multiple dose regimen of BKI 1369 has been shown to be highly effective against Cystoisospora suis (syn. Isospora suis), the causative agent of neonatal porcine coccidiosis. However, multiple dosing may not be widely applicable in the field. The present study aimed to determine the efficacy of reduced treatment frequencies with BKI 1369 against porcine cystoisosporosis in vitro and in vivo. Pre-incubation of sporozoites with BKI 1369 completely failed to inhibit the infection in vitro unless treatment was prolonged post-infection. Notably, a single treatment of infected cell cultures 2 days post-infection (dpi) resulted in a significant reduction of merozoite replication. In an experimental infection model, treatment of suckling piglets experimentally infected with C. suis 2 and 4 dpi with 20 mg BKI 1369/kg body weight completely suppressed oocyst excretion.