نتایج جستجو برای: 17 isolates 162 contained both blactx

تعداد نتایج: 2247180  

Journal: :Veterinarni Medicina 2023

The purpose of the study was to examine prevalence Escherichia coli in shrimps and mussels, determine distribution β-lactam, aminoglycoside, quinolone, multi-drug resistance phenotypically genotypically E. isolates obtained from mussels Istanbul. Faecal samples were collected (n = 96) Marmara Sea coastline fish markets For detection antibiotic susceptibilities, seven groups used. β-lactam...

Journal: :The Journal of antimicrobial chemotherapy 2011
Sonia Ktari Basma Mnif Fadoua Louati Sonia Rekik Sonda Mezghani Fouzia Mahjoubi Adnane Hammami

Sir, The emergence and dissemination of Klebsiella pneumoniae isolates harbouring carbapenemases is a serious problem. Since the initial report of the OXA-48 enzyme in a K. pneumoniae isolate from Turkey in 2001, OXA-48 producers have been reported in many countries of the world. – 4 Current reports indicate that OXA-48 producers are widespread, mostly from Mediterranean countries as well as ot...

Background: The increasing pattern of Multi-Drug Resistant (MDR) bacteria has limited therapeutic options especially for nosocomial isolates of Klebsiella pneumoniae. Therefore, the aim of this study was the molecular detection of 16S rRNA methylase and blaCTX-M-15 among K. pneumoniae strains isolated from hospitalized patients in Mofid, Imam Hossein and Taleghani hospitals. Materials and Me...

2017
Xiaonan Zhao Chaoqun Ye Weishan Chang Shuhong Sun

The current study aimed to analyze the prevalence and characterization of Salmonella enterica isolated from animals in slaughterhouses before slaughter. A total of 143 non-duplicate Salmonella were recovered from 1,000 fresh fecal swabs collected from four major pig slaughterhouses (49/600, 8.2%) and four major chicken slaughterhouses (94/400, 23.5%) between March and July 2016. Among Salmonell...

2016
Yuan-qi Zhu Jing-yi Zhao Cha Xu Hui Zhao Nan Jia Yan-nian Li

Emergence of New Delhi metallo-β-lactamase-producing Enterobacteriaceae has become a challenging threat to public health. Two carbapenem-resistant Escherichia coli, strain QD28 and QD29, were recovered from the aspirating sputum of a neonate and the urine of an adult in a Chinese hospital in 2013. Molecular typing revealed that both isolates belonged to the sequence type 167, but they were clon...

Journal: :archives of clinical infectious diseases 0
hossein goudarzi department of medical microbiology, faculty of medicine, shahid beheshti university of medical sciences, tehran, ir iran shadi aghamohammad department of medical microbiology, faculty of medicine, shahid beheshti university of medical sciences, tehran, ir iran; department of microbiology, shahid beheshti university of medical sciences, tehran, ir iran. tel/fax: +98-2123872556 ali hashemi department of medical microbiology, faculty of medicine, shahid beheshti university of medical sciences, tehran, ir iran bahram nikmanesh department of medical parasitology and mycology, school of public health, tehran university of medical sciences, tehran, ir iran maryam noori department of medical microbiology, faculty of medicine, shahid beheshti university of medical sciences, tehran, ir iran

background emerging antibacterial resistance rates and extended-spectrum-β-lactamase producing escherichia coli recovered from urinary tract infections (uti) is an increasing problem in different regions, limiting therapeutic options. objectives the aim of this study was the detection of blatem, blashv and blactx-m genes among escherichia coli strains causing urinary tract infection in children...

2015
Yan Jin Chunhong Shao Jian Li Hui Fan Yuanyuan Bai Yong Wang

Despite worldwide dissemination of New Delhi metallo-β-lactamase1 (blaNDM-1), outbreaks remain uncommon in China. In this study, we describe the characteristics of the outbreak-related blaNDM-1-producing K. pneumonia isolates in a neonatal unit in Shandong province, China. We recovered 21 non-repetitive carbapenem-resistant K. pneumoniae isolates with a positively modified Hodge test (MHT) or E...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت مدرس - دانشکده علوم پزشکی 1392

افزایش شیوع بتا-لاکتامازهای وسیع الطیف (esbl) در اعضای خانواده انتروباکتریاسه یک مشکل بالینی جدی در جهان شده است. هدف این بررسی، مطالعه تیپ بندی ژنومی و تنوع ژنتیکی پیرامون ژن گروه blactx-m-1 در ایزوله های بالینی کلبسیلا پنومونیه بود. 200 ایزوله بالینی کلبسیلا پنومونیه میان فروردین و آذر 1390 از نمونه های بالینی مختلف در 3 بیمارستان شهر تهران (لقمان حکیم، امام خمینی و میلاد) جمع آوری و توسط آزم...

Journal: :The Brazilian journal of infectious diseases : an official publication of the Brazilian Society of Infectious Diseases 2011
Claudia Wollheim Ivani Maria F Guerra Vania D Conte Sheila P Hoffman Fernando J Schreiner Ana Paula L Delamare Afonso L Barth Sérgio Echeverrigaray Sérgio Olavo P da Costa

OBJECTIVES To determine the prevalence of class A extended spectrum β-lactamases (ESBL)-producing Escherichia coli and Klebsiella spp., and to investigate clonality among ESBL-producing isolates of nosocomial and community infections. METHODS The study involved 354 nosocomial infections samples and 992 community infections samples, obtained between 2003 and 2006 at Caxias do Sul, RS. The dete...

2017
Hazem Ramadan Amal Awad

Background and Objectives This study was undertaken to characterize antimicrobial resistance phenotypes and genes encoding extended spectrum β-lactamases (ESBLs) in Klebsiella isolated from retail chicken meat in Mansoura, Egypt. Materials and Methods Three hundred sixty chicken meat samples from 120 eviscerated chicken carcasses (3 cuts each) collected randomly from local retail chicken shop...

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