نتایج جستجو برای: resistance genes qacab

تعداد نتایج: 766122  

Moumeni, M, Raissy , M,

The present study was done to evaluate the presence of antibiotic resistance genes in Lactococcus garvieae isolated from cultured rainbow trout, West Iran.The isolates were examined for antimicrobial resistance using disc diffusion method. Of the 24 strains tested, 21 were resistant to ampicillin (87.5%), 9 to erythromycin (37.5%) and 19 to tetracycline (79.1%). Fourteen strains were resistant ...

حسین پور, سعید, شهریاری, علی, عالی, رحیم, عسگری, اسرافیل, میر حسینی, سید حامد,

Background and objective: Wastewater treatment plants are important hotspots for the spread of antibiotic resistance genes to the environment.  The aim of this study identification of relevant antibiotic resistance genes in raw and final effluent of municipal wastewater treatment and also determination of effects of different wastewater treatment process on removal/reduction of these pollu...

Background: Plasmid mediated quinolone resistance (PMQR) has been shown to play an important role in resistance not only to quinolones, but also β-lactams and aminoglycosides. In fact, qnr genes are frequently carried along with β-lactamase determinants on the same plasmids. We studied the prevalence of qnrA, qnrB, qnrS and aac(6’)-Ib-cr genes among quinolone and cephalosporin resistant clinica...

افشاری, فرزاد , خدارحمی, منوچهر , عمرانی, علی ,

Identifying the virulence factors of stripe rust (Puccinia striiformis f. sp. tritici) disease, awareness of numbers and identification of resistance genes in wheat breeding materials, accelerate the process of producing the resistance cultivars which are sustained against different races. To study the genetic and pathogenic and non-pathogenic spectrum of genes, five hot races of stripe rust wh...

Background: In order to select a better antibiotic choice for treatment of Pseudomonas aeruginosa infections, this study was conducted to determine the frequency of resistance to some antipseudomonal β-lactams in P. aeruginosa isolates from patients in Tehran, Iran. In addition, the relation between presence of genes known to be responsible for resist...

Background & Aim: Antibiotic resistance to quinolones as a therapeutic agent of urinary tract infection in increasing in the world. Thus, this study was designed to evaluate the resistance to quinolone antibiotics in Escherichia coli isolated from urinary tract infection of hospitalized patients in Tehran, Iran in 2017. Methods: In the present study, 150 E. coli isolates was collected from uri...

Background: Acinetobacter baumannii is one of the most important causes of nosocomial infections and has an extraordinary ability to obtain antimicrobial resistance to a wide range of antibiotics. Multidrug-resistant strains and producers of AmpC beta-lactamases of this bacterium cause serious infectious diseases in different parts of the hospital and in hospitalized people, and the treatment o...

Journal: :jundishapur journal of microbiology 0
seyed mohsen seyedpour department of microbiology, faculty of biological sciences, shahid beheshti university, g.c., tehran, ir iran fereshteh eftekhar department of microbiology, faculty of biological sciences, shahid beheshti university, g.c., tehran, ir iran; department of microbiology, faculty of biological sciences, shahid beheshti university, g.c., tehran, ir iran. tel: +98-2129903208, fax: +98-2122431664

background plasmid-mediated quinolone resistance genes (pmqr) have been shown to play not only an important role in quinolone resistance, but also resistance to other antibiotics, particularly β-lactams and aminoglycosides. these genes are mainly associated with clinical isolates of enterobacteriaceae. however, detection of pmqr genes in the community isolates can increase the dissemination rat...

H. Onyeaka, O. Nwaiwu,

Background: Antimicrobial resistance is a global problem with enormous public health and economic impact. This study was carried out to get an overview of acquired antimicrobial resistance gene sequences in the genomes of Escherichia coli isolated from different food sources and the environment in Nigeria. Methods: To determine the acquired antimicrobial-resistant genes prevalence, genome asse...

Background: Avian pathogenic Escherichia coli (APEC), which is the causative agent of colibacillosis, harbors several putative virulence genes. An important trait of APEC for both poultry and public health is antibiotic resistance. Objectives: In the present study, some potential virulence genes of APECs isolated from Northeast of Iran and their resistance to the quinolones antibiotics were stu...

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