Escherichia coli.

Photodynamic inactivation effect of methylene blue and toluidine blue O on ATCC Escherichia coli and clinical isolate of multidrug-resistant Escherichia coli

بررسی اثر ضد باکتریایی عصاره آبی گزنه و مرزنگوش بر Escherichia coli، Salmonella typhi و Pseudomonas aeruginosa

فعالیت ضدباکتریایی (حداقل غلظت مهارکنندگی و کشندگی) عصاره آبی گزنه و مرزنگوش در مقابل 3 باکتری بیماری­زا و عامل فساد مواد غذایی Escherichia coli, Salmonella typhi و Pseudomonasaeruginosa با استفاده از روش رقتلوله­ای(Macro Dilution Method) ارزیابی شد. مقدار حداقل غلظت بازدارندگی عصاره آبی مرزنگوش بر Salmonella typhi mg/ml 25/1 و در مورد Pseudomonas aeruginosaو Escherichia coli برابر با mg/ml  5 ...

Evaluation of the antibiotic resistance and prevalence of uropathogenic Escherichia coli and detection of traT gene in isolated from patients referred to Abadan hospitals during 2017-2018

Objective: Escherichia coli is one of the most important causes agents of urinary tract infection in human. Thus, identification of Escherichia coli resistance patterns seems to be necessary. traT gene has been reported variable in Escherichia coli strains isolated from urinary tract infection. Therefore, the aim of this study was to investigate the prevalence of uropathogenic Escherichia coli ...

Detection of the eaeA Gene in Escherichia coli Isolated from Broiler Chickens by Polymerase Chain Reaction

The aim of this study was to isolate Escherichia coli from chickens and to determine the presence of the eaeA gene, a virulence factor detected in Escherichia coli, in the isolates by polymerase chain reaction (PCR). Different chicken organs (lung, liver and spleen) were inoculated onto blood agar and biochemical tests were performed on the suspicious isolates. Escherichiacoliwas isolated from ...

Evaluation of ehxA, stx1, and stx2 Virulence Gene Prevalence in Cattle Escherichia coli Isolates by Multiplex PCR

  Today, it is nearly 25 years past from investigation of Shiga toxigenic Escherichia coli (STEC) which is able to produce Shiga toxins and cause different gastroenteritis. Since incidence of gastroenteritis due to STEC is increasing, it's necessary to develop rapid, specific and accurate procedures like PCR. In this study, we used PCR method to detect and identify STEC in cultures of 55 Escher...

The prevalence of Escherichia coli O157:H7, Listeria monocytogenes and Campylobacter spp. on bovine carcasses in Isfahan, Iran

This study was carried out to determine the prevalence of foodborne pathogens, Escherichia coli, E. coli O157:H7, Listeria monocytogenes and Campylobacter spp. on slaughtered cattle in Isfahan, Iran. A total of 203 cattle carcasses were sampled by surface section of neck meat taken immediately after slaughter and analyzed using microbiological examinations. Suspected colonies to E. coli O157:H7...