نتایج جستجو برای: salmonella challenging

تعداد نتایج: 174537  

2018
Laura M F Kuijpers Panha Chung Marjan Peeters Marie-France Phoba Chun Kham Barbara Barbé Octavie Lunguya Jan Jacobs

BACKGROUND In low resource settings, Salmonella serovars frequently cause bloodstream infections. This study investigated the diagnostic performance of immunochromatographic rapid diagnostic tests (RDTs), which detect Salmonella antigens, when applied to stored grown blood culture broth. MATERIAL/METHODS The SD Bioline One Step Salmonella Typhi Ag Rapid Detection Kit (Standard Diagnostics, Re...

Journal: :iranian journal of public health 0
s. mehrabian b. ghorishi a. madjd

a hundred and five strains of salmonella havana were studied from the patients of pediatric hospital of tehran and tabriz during 1976-86. the sources of the strains in order to their frequency were from-stool, blood, spinal, fluid, wound and urine. from the epidemiological point of view salmonella havana is serotype of most non-typhoid salmonella. all of the strains had drug resistancy and most...

2014
Claire S. Waddington Thomas C. Darton Brian Angus Andrew J. Pollard

TO THE EDITOR—Our recent development of a human Salmonella Typhi challenge model provided a detailed description of the clinical profile and associated pathological changes seen during typhoid fever [1]. Alterations in hematological parameters included decreases in hemoglobin and hematocrit in all participants, and, in those diagnosed with typhoid, decreases in both platelet and total white cel...

Journal: :Journal of clinical microbiology 1991
M Olsson A Syk R Wollin

We have tested 750 Salmonella strains and 130 strains of other species of the family Enterbacteriaceae with the 4-methylumbelliferyl caprilate reagent (MUCAP) test. The MUCAP test is a fluorescence test for rapid identification of Salmonella strains. The non-Salmonella strains were strains sent for identification as suspected Salmonella strains and thus have phenotypes similar to those of Salmo...

2017
Reza Ranjbar Parisa Elhaghi Leili Shokoohizadeh

Background Salmonella enterica serovar Typhimurium is one of the most important serovars of Salmonella enterica and is associated with human salmonellosis worldwide. Many epidemiological studies have focused on the characteristics of Salmonella Typhimurium in many countries as well as in Asia. This study was conducted to investigate the genetic characteristics of Salmonella Typhimurium using mu...

2009
Toni G. Patton Vijay K. Sharma Steve A. Carlson

Objective—To determine whether an anti-Salmonella bacterium is involved in control of pathogen load in persistently infected cattle herds. Animals-24 Holstein calves experimentally infected and 39 Holstein cows naturally Infected with Salmonella spp. Procedures—An Escherichia coil (designated as F8E5) that possessed anti-Salmonella activity was isolated from Salmonella-negative bovine feces obt...

Journal: :Avian diseases 2004
Peter S Holt Richard K Gast

Four trials were conducted to evaluate whether prior infection with Salmonella enterica serovar typhimurium (S. typhimurium) or Salmonella enterica serovar muenchen (S. muenchen) would modify the severity or the transmission of Salmonella enterica serovar enteritidis (S. enteritidis) challenge in hens undergoing molt via feed withdrawal. Hens were separated into two groups where one group recei...

تقی زاده, محسن, شرافتی چالشتری, رضا, شرافتی چالشتری, فرهاد, مزروعی آرانی, نوید,

Background and purpose: Antibiotic resistance has prompted the use of medicinal plants with low side effects instead of common drugs. The aim of this study was to identify the contamination level of industrial hamburgers to salmonella, detecting their antibiotic resistance pattern, and their sensitivity to Ferula gummosa, Citrus limon, Rosmarinus officinalis, Pelargonium roseum, Zataria multifl...

Background: Diarrhea with salmonella and shigella infections is one of the main causes of mortality in children less than 5 years. Determining the antibiotic resistance of these bacteria is one of the most important methods in the treatment of diarrhea. This study was performed to evaluate antibiotic resistance of Salmonella and Shigella pathogenic bacteria in children with acute diarrhea refer...

Journal: :علوم دامی ایران 0
بابک اسفندیاری دانشجوی کارشناسی ارشد، گروه علوم دامی، پردیس کشاورزی و منابع طبیعی دانشگاه تهران، کرج، البرز، ایران مجتبی زاغری استاد، گروه علوم دامی، پردیس کشاورزی و منابع طبیعی دانشگاه تهران، کرج، البرز، ایران شیرین هنربخش استادیار، گروه علوم دام و طیور، پردیس ابوریحان، دانشگاه تهران، پاکدشت، تهران، ایران محمود شیوازاد استاد، گروه علوم دامی، پردیس کشاورزی و منابع طبیعی دانشگاه تهران، کرج، البرز، ایران

this study was conducted to investigate the effect of bacillus subtilis and licheni formis on broiler breeder performance and gastrointestinal health of their progenies. a total of 336 broiler breeder hens (cobb 500) from 22 to 32 weeks of age were used in a completely randomized design of 2 × 2 factorial arrangement with four treatments, each with seven replicates. dietary treatments included:...

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