نتایج جستجو برای: clostridium difficik
تعداد نتایج: 22131 فیلتر نتایج به سال:
clostridium difficile is the most common cause of nosocomial diarrhea. it is usually a consequence of antibiotic treatment, but sporadic cases can occur. this study was aimed to determine the frequency of the nosocomial clostridium difficile (c. difficile) associated diarrhea in tehran university of medical sciences hospitals and study of antibacterial susceptibility of isolates. in this study ...
Background and Aims: Clostridium difficile is an identified cause of antibiotic-associated diarrhea, antibiotic-associated colitis, pseudomembranous colitis and nosocomial diarrhea. The objective of this survey was to determine molecular analysis of toxigenic Clostridium difficile isolates from hospital environment in Tehran tertiary medical centers. Materials and Methods: In this descriptiv...
background detection of fastidious enteropathogenic bacteria in fecal samples of patients with gastroenteritis is a challenge in clinical microbiological laboratories. objectives the aim of this study was to compare the detection limits of the pcr and culture methods for the diagnosis of campylobacter spp., yersinia spp., clostridium perfringens, and clostridium difficile in human stool samples...
Abstract Background and purpose: Clostridium perfringens is one of the pathogenic bacterial factors in animals and one of the important causes for food poisoning in human. The essence of P.atlanticaSubsp. Kurdica fruit or wild pistachios has been recognized as an anti- microbial compound against most of micro-ore anti-organisms. The purpose of this research is to determine the anti-microbial a...
Clostridium difficileisa binding warm-positive rod and anaerobic organism, which was first described in 1935 as Bacillus difficile. Epidemiology of CDI has changed considerably on 2000. Occurrence and severity of the disease including ulcerative colitis(inflammation of the colon), colectomy(colon section) and mortality had increased. Recent studies have reported Clostridium difficile prevalenc...
Introduction & Purpose Fecal coliforms and Escherichia coli have been conventionally used as indicators of microbial pollution of drinking water. The European Directive on drinking water quality has included Clostridium perfringens as one of the microbiological parameters to be determined in control of the water quality for human consumption. This study was carried out to evaluate the efficien...
In all biological systems growth is defined as increase of chemical compounds. Bacteria can achieve to balanced growth if they are growing in a medium, which are completely adapted to it. Clostridium chauvoei, (Clostridium feseri) is an anaerobic, spore forming, motile, and polymorph bacteria, which its size varies from 0.5-1 to 3-8 micron and could be observed as individual bacterium, diplo, a...
Clostridium difficileisa binding warm-positive rod and anaerobic organism, which was first described in 1935 as Bacillus difficile. Epidemiology of CDI has changed considerably on 2000. Occurrence and severity of the disease including ulcerative colitis(inflammation of the colon), colectomy(colon section) and mortality had increased. Recent studies have reported Clostridium difficile prevalenc...
clostridium difficileisa binding warm-positive rod and anaerobic organism, which was first described in 1935 as bacillus difficile. epidemiology of cdi has changed considerably on 2000. occurrence and severity of the disease including ulcerative colitis(inflammation of the colon), colectomy(colon section) and mortality had increased. recent studies have reported clostridium difficile prevalenc...
در این تحقیق باکتریها و مخمرهای فاسد کننده رطب (خرمای تازه) از واریته کبکاب بوشهر شناسایی شده اند. این عوامل فساد در فاصله زمانی برداشت محصول تا مصرف آن در شرایط محیطی خارج از یخچال رشد می کنند. جداسازی و شناسایی این میکروارگانیسمها از رطب فاسد شده، در شرایط مختلف (هوازی و بی هوازی)، می تواند راهی برای بدست آوردن بهترین روش بسته بندی و نگهداری رطب باشد. شمارش کلنیها در نمونه های رطب سالم 105 cf...
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