نتایج جستجو برای: enteric bacteria

تعداد نتایج: 192668  

Journal: :archives of clinical infectious diseases 0
gita eslami department of microbiology, shahid beheshti university of medical sciences, tehran, ir iran soudabeh taheri department of microbiology, shahid beheshti university of medical sciences, tehran, ir iran; department of microbiology, shahid beheshti university of medical sciences, tehran, ir iran. tel: +98-2122439963-8, fax: +98-2122439964 hosein goudarzi department of microbiology, shahid beheshti university of medical sciences, tehran, ir iran somayeh alavi department of microbiology, shahid beheshti university of medical sciences, tehran, ir iran bita pourkaveh infectious diseases and tropical medicine research center, shahid beheshti university of medical sciences, tehran, ir iran

conclusions regarding the natural therapeutic effects of pistachio skin extract and obligations of the routine antibiotics such as resistancy, using pistachio extract as a co-therapeutical agent with ordinary antibiotics can enhance the success rate of the treatment. background in spite of many advantages of modern medicine in comparison with traditional treatments, chemical therapeutic agents ...

2004
W. J. SCHAFER R. E. ANDERSON R. A. MORCK W. E. CASSIDY

Biochemical confirmation of salmonellae by conventional tube methods usually requires 2 to 3 days of incubation time preceded by preparation of tubed media and transfer of cultures. The principles of heavy inocula and increased substrate concentrations have been used by Sanders et al. (1) to speed up reaction times and thus reduce the time necessary in the laboratory for analysis. To characteri...

Journal: :jundishapur journal of microbiology 0
khalid abdalla ali abdelrahim department of botany and microbiology, king saud university, riyadh, saudi arabia; department of botany, sohag university, sohag, egypt; department of botany and microbiology, king saud university, p. o. box: 2455, riyadh, saudi arabia. tel: +96-6114675818, fax: +96-6114675833 ahmed mohamed hassanein department of botany, sohag university, sohag, egypt heikal abd el hakim abd el azeiz department of botany, sohag university, sohag, egypt

conclusions thirty-three bacterial strains; 10 strains of e. coli, 10 strains of s. flexneri, 3 strains s. sonnei, 2 strains of s. serovar newport, and 7 strains of p. aeruginosa, were isolated and identified from nile water and ground water in sohag governorate. the prevalence of enteric bacteria in water sources in studying area was considerable. no clear or distinct correlation could be conc...

Journal: :iranian endodontic journal 0
mohammad asna ashari department of endodontics, iranian center for endodontic research, dental school, shahid beheshti university of medical sciences, tehran, iran. fariba fayaz department of microbiology, shahid beheshti university of medical sciences, tehran, iran. nahid moezzi ghadim dentist, private practice, tehran, iran. laleh alim marvesti dentist, private practice, edo department, dental school, shahid beheshti university of medical sciences, tehran, iran. yadollah mehrabi shahid beheshti university of medical sciences, tehran, iran.

introduction: the aim of this study was to compare the antimicrobial effects of mtad, sodium hypochlorite (naocl) and their combination on endodontic micro-organisms. materials and methods: zone of inhibition (zi) and minimum inhibitory concentration (mic) were the techniques used. in zi technique blood agar plates were inoculated with organisms, paper discs were soaked with irrigants and maxim...

دیهم, بهناز, فرخی, عفت, کریمی, علی, زمان زاد, بهنام , نفیسی, محمدرضا ,

Introduction & Objective: TEM-1 beta lactamase gene is one of the important plasmidic genes in Enterobacteriaceae which is the cause of over 90% of Escherichia coli isolates resistance to beta lactam antibiotics. In this study, the frequency of TEM-1 gene in nosocomial strains of Escherichia coli, Klebsiella pneumoniae and Enterobacter was investigated using PCR. Materials & Methods: In th...

Journal: :Journal of Bacteriology 1953

2018
Angela K Berger Bernardo A Mainou

Enteric viruses encounter a multitude of environments as they traverse the gastrointestinal tract. The interaction of enteric eukaryotic viruses with members of the host microbiota impacts the outcome of infection. Infection with several enteric viruses is impaired in the absence of the gut microbiota, specifically bacteria. The effects of bacteria on virus biology are diverse. Poliovirus capsi...

2009
P. P. Ouseph V. Prasanthan P. P. Abhilash P. Udayakumar

Six major groups of enteric bacteria, viz, Faecal coliforms, E. coli, Shigella spp., Salmonella spp., Vibrio parahaemolyticus and Vibrio cholerae were screened for the present study. The overall percentage occurrence of enteric bacteria in water and sediment was maximum accounted for Vibrio parahaemolyticus (81.7%) and minimum for Salmonella spp. (9.6%) and moderate reported against Vibrio chol...

Journal: :Science 2011
Sharon K Kuss Gavin T Best Chris A Etheredge Andrea J Pruijssers Johnna M Frierson Lora V Hooper Terence S Dermody Julie K Pfeiffer

Intestinal bacteria aid host health and limit bacterial pathogen colonization. However, the influence of bacteria on enteric viruses is largely unknown. We depleted the intestinal microbiota of mice with antibiotics before inoculation with poliovirus, an enteric virus. Antibiotic-treated mice were less susceptible to poliovirus disease and supported minimal viral replication in the intestine. E...

Journal: :Journal of bacteriology 1953
S LEVINE H J STEVENSON E C TABOR R H BORDNER L A CHAMBERS

In the course of an investigation of the use of infrared spectrophotometry for bacterial identification (Stevenson and Bolduan, 1952; Levine et al., 1953b), it has been found that a characteristic set of absorption bands appears in the spectra of Enterobacteriaceae and other bacteria under certain cultural conditions. Since this set of bands is common to many organisms, it is important in ident...

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