83 research outputs found

    Pengaruh Waktu Proteksi Infusa Biji Persea Americana Mill. Terhadap Hepar Dan Ginjal Tikus Terinduksi Karbontetraklorida

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    The aim of this research is to investigate the protective activity of the infusion of seed of Persea americana Mill. (IBPA) against carbon tetrachloride-induced hepatotoxicity and nephrotoxicity in rats. Healthy rats were weighed and randomly divided into 6 groups of 5 animals in each. Group 1 were treated with olive oil (2ml/kg, i.p) as negative control. Group 2 received carbon tetrachloride (2 ml/kg, i.p.). Group 3 received IBPA 360.7 mg/kg once daily for 6 hours (control of dose IBPA). Group 4-6 received IBPA at doses 360.7 mg/kg orally once for 1, 4 and 6 hours respectively received treated carbon tetrachloride. Blood sample from all groups was obtained by sinus orbitalis for the estimation serum transaminase and creatinine. The pretreatment 1,4 and 6 hours of infusion of seed of Persea americana Mill. has a potent protective activity upon carbon tetrachloride-induced hepatic and nephron damage in rats

    Potensi Tape Sebagai Panganan Tradisional Terhadap Efek Hepatotoksik Tikus Terinduksi Karbon-tetraklorida

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    The purpose of this study was to determine the effect of “Tape” that has an alcoholic compound, to the hepatotoxic effect in the rat induced Carbon Tetrachloride. And also determine which fermentation time of the Tape can give effect to the hepatotoxic in the rat induced Carbon tetrachloride. Healthy rats were randomly divided into 7 groups of 5 animals in each. Group 1 received carbon tetrachloride 2ml/kgBW treated intraperitoneal. Group 2-4 were given “Tape” suspension 18g/kgBW once daily for 6 days with different fermentation time (3, 5, 7 days). Group 5-7 were given “Tape” suspension 18g/KgBW once daily for 6 days with different fermentation time and carbon tetrachloride was given on the 7th day. Blood sample from all groups was obtained by sinus orbitalis after 24 hours application for estimation the serum level oftransaminase. The result showed that “Tape” suspension had a potential effect to reduce the hepatotoxicity induced by carbon tetrachloride. “Tape” suspension with 5 days fermentation was significantly decreased serum level of transaminase (P<0,05) upon carbon tetrachlorideinduced hepatic damage in rats

    Surgical site infection after gastrointestinal surgery in high-income, middle-income, and low-income countries: a prospective, international, multicentre cohort study

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    Background: Surgical site infection (SSI) is one of the most common infections associated with health care, but its importance as a global health priority is not fully understood. We quantified the burden of SSI after gastrointestinal surgery in countries in all parts of the world. Methods: This international, prospective, multicentre cohort study included consecutive patients undergoing elective or emergency gastrointestinal resection within 2-week time periods at any health-care facility in any country. Countries with participating centres were stratified into high-income, middle-income, and low-income groups according to the UN's Human Development Index (HDI). Data variables from the GlobalSurg 1 study and other studies that have been found to affect the likelihood of SSI were entered into risk adjustment models. The primary outcome measure was the 30-day SSI incidence (defined by US Centers for Disease Control and Prevention criteria for superficial and deep incisional SSI). Relationships with explanatory variables were examined using Bayesian multilevel logistic regression models. This trial is registered with ClinicalTrials.gov, number NCT02662231. Findings: Between Jan 4, 2016, and July 31, 2016, 13 265 records were submitted for analysis. 12 539 patients from 343 hospitals in 66 countries were included. 7339 (58·5%) patient were from high-HDI countries (193 hospitals in 30 countries), 3918 (31·2%) patients were from middle-HDI countries (82 hospitals in 18 countries), and 1282 (10·2%) patients were from low-HDI countries (68 hospitals in 18 countries). In total, 1538 (12·3%) patients had SSI within 30 days of surgery. The incidence of SSI varied between countries with high (691 [9·4%] of 7339 patients), middle (549 [14·0%] of 3918 patients), and low (298 [23·2%] of 1282) HDI (p < 0·001). The highest SSI incidence in each HDI group was after dirty surgery (102 [17·8%] of 574 patients in high-HDI countries; 74 [31·4%] of 236 patients in middle-HDI countries; 72 [39·8%] of 181 patients in low-HDI countries). Following risk factor adjustment, patients in low-HDI countries were at greatest risk of SSI (adjusted odds ratio 1·60, 95% credible interval 1·05–2·37; p=0·030). 132 (21·6%) of 610 patients with an SSI and a microbiology culture result had an infection that was resistant to the prophylactic antibiotic used. Resistant infections were detected in 49 (16·6%) of 295 patients in high-HDI countries, in 37 (19·8%) of 187 patients in middle-HDI countries, and in 46 (35·9%) of 128 patients in low-HDI countries (p < 0·001). Interpretation: Countries with a low HDI carry a disproportionately greater burden of SSI than countries with a middle or high HDI and might have higher rates of antibiotic resistance. In view of WHO recommendations on SSI prevention that highlight the absence of high-quality interventional research, urgent, pragmatic, randomised trials based in LMICs are needed to assess measures aiming to reduce this preventable complication

    Antenatal Workup of Early Megacystis and Selection of Candidates for Fetal Therapy

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    Objective: To investigate the best criteria for discriminating fetuses with isolated posterior urethral valves from those theoretically not eligible for fetal treatment because of complex megacystis, high chance of spontaneous resolution, and urethral atresia. Methods: A retrospective national study was conducted in fetuses with megacystis detected before 17 weeks’ gestation (early megacystis). Results: In total, 142 cases with fetal megacystis were included in the study: 52 with lower urinary tract obstruction, 29 with normal micturition at birth, and 61 with miscellaneous syndromal associations, chromosomal and multiple structural abnormalities (complex megacystis). Only a nuchal translucency > 95th centile, and not a longitudinal bladder diameter ≤15 mm (p = 0.24), significantly increased the risk of complex megacystis (p 12 mm, and without ultrasound evidence of umbilical cord cysts

    A development and implementation of a preconception counseling program for black women and men in the southeastern United States: a pilot protocol

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    IntroductionRacial/ethnic disparities in maternal mortality rates represent one of the most significant areas of disparities amongst all conventional population perinatal health measures in the U.S. The alarming trends and persistent disparities of outcomes by race/ethnicity and geographic location reinforce the need to focus on ensuring quality and safety of maternity care for all women. Despite complex multilevel factors impacting maternal mortality and morbidity, there are evidence-based interventions that, when facilitated consistently and properly, are known to improve the health of mothers before, during and after pregnancy. The objective of this project is to test implementation of pre-conception counseling with father involvement in community-based settings to improve cardiovascular health outcomes before and during pregnancy in southeastern United States.Methods and analysisThis study has two components: a comprehensive needs and assets assessment and a small-scale pilot study. We will conduct a community informed needs and assets assessment with our diverse stakeholders to identify opportunities and barriers to preconception counseling as well as develop a stakeholder-informed implementation plan. Next, we will use the implementation plan to pilot preconception counseling with father involvement in community-based settings. Finally, we will critically assess the context, identify potential barriers and facilitators, and iteratively adapt the way preconception counseling can be implemented in diverse settings. Results of this research will support future research focused on identifying barriers and opportunities for scalable and sustainable public health approaches to implementing evidence-based strategies that reduce maternal morbidity and mortality in the southeastern United States’ vulnerable communities.DiscussionFindings will demonstrate that preconception counseling can be implemented in community health settings in the southeastern United States. Furthermore, this study will build the capacity of community-based organizations in addressing the preconception health of their clients. We plan for this pilot to inform a larger scaled-up clinical trial across community health settings in multiple southeastern states

    Xer Recombinase and Genome Integrity in Helicobacter pylori, a Pathogen without Topoisomerase IV

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    In the model organism E. coli, recombination mediated by the related XerC and XerD recombinases complexed with the FtsK translocase at specialized dif sites, resolves dimeric chromosomes into free monomers to allow efficient chromosome segregation at cell division. Computational genome analysis of Helicobacter pylori, a slow growing gastric pathogen, identified just one chromosomal xer gene (xerH) and its cognate dif site (difH). Here we show that recombination between directly repeated difH sites requires XerH, FtsK but not XerT, the TnPZ transposon associated recombinase. xerH inactivation was not lethal, but resulted in increased DNA per cell, suggesting defective chromosome segregation. The xerH mutant also failed to colonize mice, and was more susceptible to UV and ciprofloxacin, which induce DNA breakage, and thereby recombination and chromosome dimer formation. xerH inactivation and overexpression each led to a DNA segregation defect, suggesting a role for Xer recombination in regulation of replication. In addition to chromosome dimer resolution and based on the absence of genes for topoisomerase IV (parC, parE) in H. pylori, we speculate that XerH may contribute to chromosome decatenation, although possible involvement of H. pylori's DNA gyrase and topoisomerase III homologue are also considered. Further analyses of this system should contribute to general understanding of and possibly therapy development for H. pylori, which causes peptic ulcers and gastric cancer; for the closely related, diarrheagenic Campylobacter species; and for unrelated slow growing pathogens that lack topoisomerase IV, such as Mycobacterium tuberculosis
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