نتایج جستجو برای: strains

تعداد نتایج: 151391  

This research investigated the feasibility of using three strains Lactobacillus sp. viz. AM11, AM13, and AM14 previously isolated from dairy products to be used as probiotics in fish diet for phytase production. The bacteria grown in oxygenated media, bile salt, acid and supernatant of digestive tract  were examined for their antibiotic resistance and non-pathogenicity for using in fish feed. R...

ژورنال: Medical Laboratory Journal 2015
H Ghajavand , , J Vazirzadeh, , L Heidari , , P Behshood , ,

Abstract Background and Objective: Acinetobacter species are opportunistic important pathogens responsible for many nosocomial infections. The purpose of this study was to determine the drug resistan pattern Acinetobacter baumannii and prevalence of ESBL producing strains in Intensive Care Unit patients in Isfahan city hospitals. Material and Methods: The study was conducted on 100 Ac...

Background: Klebsiella pneumoniae is one of the most important causes of nosocomial infections, especially wound infection after surgery. One of the mechanisms of antibiotic resistance in K. pneumoniae strains, especially ciprofloxacin, is the presence of efflux pump. Objective: The aim of this study was to evaluate the anti-efflux activity of Grammosciadium platycarpum Boiss. & Hausskn. extrac...

Previous studies had shown that sub-inhibitory concentrations of silver sulphadiazine (AgSD) stimulated the production of Toxic Shock Syndrome Toxin-1 in certain strains (responder strains) of Staphylococcus aureus and that protease production was also affected. No changes were detected in other strains (non-responders). Extracellular proteins from eleven responder and non-responder strains gro...

A.M Behroozikhah H Sharifi Yazdi P Khazraiinia T Zahraei Salehi

Bovine brucellosis is a zoonotic disease distributed worldwide and characterized by abortion and reducedfertility in cows. Since brucellosis eradication programme in Iran uses vaccination, test, slaughter andquarantine as control measures, it is essential to distinguish vaccine strains from strains that cause infectionsamong vaccinated cattle herds. We developed and evaluated a multiplex polyme...

Previous studies had shown that sub-inhibitory concentrations of silver sulphadiazine (AgSD) stimulated the production of Toxic Shock Syndrome Toxin-1 in certain strains (responder strains) of Staphylococcus aureus and that protease production was also affected. No changes were detected in other strains (non-responders). Extracellular proteins from eleven responder and non-responder strains gro...

Journal: :avicenna journal of clinical microbiology and infection 0
naila noureen department of microbiology and molecular genetics, university of the punjab, lahore, pakistan ambreen amjad department of microbiology and molecular genetics, university of the punjab, lahore, pakistan usman aftab department of microbiology and molecular genetics, university of the punjab, lahore, pakistan imran sajid department of microbiology and molecular genetics, university of the punjab, lahore, pakistan; department of microbiology and molecular genetics, university of the punjab, lahore, pakistan. tel: +92-3334730704, fax: +92-4235952973

conclusions the clinical klebsiella strains isolated from lahore region, pakistan exhibited resistance to most commonly used antibiotics, which can be a serious threat to public health. the study reported some potential actinomycetes strains, which exhibit promising activity against multidrug resistant klebsiella strains. results the isolated klebsiella strains showed resistance against most of...

فاطمه شهریاری, , غلام خداکرمیان, , اصغر حیدری, ,

Representatives of fluorescent pseudomonad strains were assessed for their antagonistic activity against the blackleg of potato pathogen, Pectobacterium carotovorum subsp. atrosepticum. Tested strains belonged mainly to Pseudomonas fluorescens Biovars III, IV and V and they could produce inhibition zone on PDA medium against P. c. subsp. atrosepticum ranging from 1.5-5.5cm. Six selected strains...

حمید روحانی, , دوستمراد ظفری, , ابراهیم کریمی, , غلام خداکرمیان, , میثم تقی نسب, ,

In order to study the biological control of carnation vascular wilt disease caused by Fusarium oxysporum f.sp. dianthi, 141 bacterial strains were isolated from carnation rhizosphere, and their antagonistic activity was evaluated against fungal pathogen in dual culture method. Among the tested strains, 16 strains showed antagonistic activity seven of them with more activity were selected for fu...

Background and Aims: Colorectal cancer is considered to be an important cause of morbidity and mortality worldwide. Anti-cancer properties of probiotic lactic acid bacteria are considerable for treatment of cancers such as colorectal cancer. The aim of this study was to investigate the molecular characterization of probiotic bacterial isolates from collected stool specimens in west of Mazandara...

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