نتایج جستجو برای: broad spectrum betalactamase esbl

تعداد نتایج: 339808  

2013

The antibacterial potency of alkaloid extracted from Phyllanthus niruri was examined on Fluoroquinolone resistant Escherichia coli isolated from different clinical samples using disk diffusion method. Different concentrations (0.1 – 5mg/ml) of the alkaloid were used. It was observed that at 0.5mg/ml the extract showed more potency on Escherichia coli isolated from urine than from other samples ...

Journal: :Revista Colombiana de Ciencias Químico - Farmacéuticas 2022

Introduction: The capacity of resistance to β-lactam among enterobacteriales is notable, mainly into water environment. Herein, many species this family have the ability carrier and produce β-lactamases enzymes, such as extended-spectrum (ESBLs) carbapenemases. However, contrary clinical settings, where distribution resistant bacteria well documented, evidence resis-tant pathogens in domestic s...

2012
Nadine Geser Roger Stephan Herbert Hächler

BACKGROUND The impact of food animals as a possible reservoir for extended-spectrum beta-lactamase (ESBL) producing Enterobacteriaceae, and the dissemination of such strains into the food production chain need to be assessed. In this study 334 fecal samples from pigs, cattle, chicken and sheep were investigated at slaughter. Additionally, 100 raw milk samples, representing bulk tank milk of 100...

Journal: :Journal of clinical and diagnostic research : JCDR 2013
Veena Krishnamurthy Vijaykumar G S Sudeepa Kumar M Prashanth H V Prakash R Nagaraj E R

BACKGROUND Ventilator Associated Pneumonia (VAP) is one of the common nosocomial infections associated with high morbidity due to multidrug resistant pathogens. Rapid spread of resistance to broad spectrum beta-lactams in pathogenic strains causes antibiotics ineffectiveness and increased severity of illness. The CTX-M is the most dominant Extended Spectrum β Lactamase (ESBL) among Enterobacter...

Journal: :The Indian journal of medical research 2010
Jyoti Sharma Meera Sharma Pallab Ray

BACKGROUND & OBJECTIVES Extended spectrum beta lactamases (ESBLs) have been observed in virtually all the species of family Enterobacteriaceae. The enzymes are predominantly plasmid mediated and are derived from broad-spectrum beta lactamase TEM-1, TEM-2 or SHV-1 by a limited number of mutations. This study was undertaken to characterize ESBL producers among Escherichia coli and Klebsiella pneu...

2018
Katharina Schaufler Kathrin Nowak Ariane Düx Torsten Semmler Laura Villa Laye Kourouma Karim Bangoura Lothar H. Wieler Fabian H. Leendertz Sebastian Guenther

High-risk ESBL-producing Enterobacteriaceae (ESBL-E) have been described in wild birds and rodents worldwide. Rats are of special interest not only due to their indicator role for environmental pollution with multi-resistant bacteria but also as possible infection source. Data on the presence of high-risk ESBL-E in urban wildlife from Africa remain scarce, however. Twenty-nine animals from thre...

2012
Chih-Chao Yang Shau-Hsuan Li Feng-Rong Chuang Chih-Hung Chen Chih-Hsiung Lee Jin-Bor Chen Chien-Hsing Wu Chien-Te Lee

BACKGROUND Hemodialysis (HD) patients are susceptible to extended spectrum beta-lactamase (ESBL)-producing bacterial infections. Because the optimal treatment and clinical significance of ESBL-producing Klebsiella pneumoniae (ESBL-Kp) HD access-related bacteremia remain unclear, we conducted this retrospective study to determine the clinical outcomes of patients treated with either flomoxef or ...

2010

BACKGROUND: Meropenem is a member of the antibiotic class of carbapenems, which are broad-spectrum antibiotics that possess activity against several drug-resistant organisms. Notably, the carbapenems maintain activity against extended-spectrum beta-lactamase (ESBL)-producing organisms. Additionally, the spectrum of activity of the carbapenems, excluding ertapenem, includes Pseudomonas aeruginos...

Journal: :Seminars in respiratory and critical care medicine 2015
Patrick N A Harris

The production of β-lactamase is the principal mechanism by which gram-negative bacteria resist the action of β-lactam antibiotics. In recent decades, there has been an alarming explosion in the diversity, global dissemination, host range, and spectrum of activity of β-lactamases. This has been most clearly reflected by the marked increase in infections caused by bacteria that express extended-...

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