نتایج جستجو برای: isolates

تعداد نتایج: 89218  

Horieh Saderi, Mohammad Ali Bahar Parviz Owlia, Seyed Mohammad Bagher Akhavi Rad Zohreh Karimi

  Background and Objective: Metallo-beta-lactamase (MBL)-mediated resistance is an emerging threat in hospital isolates of Pseudomonas aeruginosa. There is not enough information from Iran regarding the prevalence and the screening methods for such enzymes. The present study was undertaken to detect Metallo betalactamase in strains of P. aeruginosa isolated from burned patien...

A. Mahanti I. Samanta, S. Bandyopadhyay S. N. Joardar

The present study was conducted to detect the occurrence, serotype, genotype, phylogenetic relationship and antimicrobial resistance pattern of STEC from healthy goats of West Bengal, India. From the 125 faecal samples collected from healthy goats, 245 isolates were identified as Escherichia coli. The E. coli harbouring any gene for Shiga toxins (stx1/stx2) was detected in 36 (14.7%) of the 245...

Journal: Mycologia Iranica 2015
F. Khosravimoghadam F. Rostami M. Aminaei, S. Ebrahimi, S. K. Sabbagh,

Die-back disease caused by Paecilomyces variotti is one of the most destructive diseases of pistachio in Iran. In this study, genetic diversity of Paecilomyces variotti isolates was investigated with SSR marker, using six primers pairs. Sampling was done from pistachio gardens in different geographical zones of Kerman province during summer 2013. Various fungal isolates were isolated from infec...

ژورنال: Medical Laboratory Journal 2015
Ariana, Nahid , Nasrollahi Omran, Ayatollah , Nazemi , Ali ,

Abstract       Background and objectives: More Candida albicans strains are reported resistant to fluconazole in patients with AIDS, cancer and organ recipients. Fluconazole resistance can be attributed to changes in pathways of sterol biosynthesis, mutation in or overexpression of ERG11 and the expression of CDR1, CDR2, and MDR1. This study aimed to compare the ex...

ژورنال: یافته 2020

Background: Prevalence of co-existence of extended-spectrum β-lactamases (ESBLs), metallo-beta-lactamase (MBLs) and AmpC-β-lactamases producing isolates in these bacteria is a serious problem in treatment of infections. The aim of this study was to characterization co-existence of ESBLs, AmpC and MBLs in Escherichia coli and Klebsiella pneumoniae isolates from Khorramabad hospitals. Materials ...

Background and Objective: Klebsiella pneumoniae is one of the three pathogens that has become a global disease control and treatment problem due to its resistance to common antibiotics. For this reason, it is crucial to study the genes that cause antibiotic resistance in it. Therefore, the aim of this study was to investigate the phenotypic and genotypic frequency of tetracycline resistance in ...

حسینی جزنی, نیما , دارابی, نرگس , یوسفی, صابر ,

Background & Aims: Multiple drug resistance among Klebsiellapneumoniae isolates is one of the most important challenges for treating of such infections. Fosfomycin is a broad-spectrum peptidoglycan biosynthesis inhibitor. The purpose of this study was to evaluate the effect of fosfomycin on imipenem resistant clinical isolates of Klebsiella pneumoniae. Materials & Methods: This stud...

Ali Kazemnia, Mahdi Dilmaghani, Malahat Ahmadi,

Background: The emergence and propagation of different phylogenetic groups of antimicrobial-resistant E. coli have become a worldwide health concern in human and veterinary medicine. Therefore, the evaluation of the phylogenetic distribution of antibiotic-resistant E. coli is important for therapeutic and economic purposes. The aims of this study were to determine phylogenetic groups and patter...

Introduction: Acinetobacter baumannii, a known causative agent of nosocomial infections, is one of the highly antibiotic-resistant gram-negative bacilli. Carbapenem-resistant Acinetobacter isolates are increasingly reported worldwide. Carbapenems such as imipenem and meropenem are efficient antimicrobial agents commonly used for the treatment of infections caused by multi- resistant A. baumanni...

Candida albicans has the ability to change between yeast and hyphal cells and is known to be a virulence property. Efg1gene of C.albicans is as a main transcription factor that plays pivotal roles in biofilm formation The aim of the current study is to investigate the presence of Efg1 gene in Candida albicans isolates from women with vaginal candidiasis and its impact on biofilm formation.We us...

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