Results 141 to 150 of about 15,495 (255)

Epidemiology of infections caused by multiresistant Gram-negatives: ESBLs, MBLs, panresistant strains

open access: yes, 2007
peer reviewedMicrobial drug resistance is a growing problem of global magnitude. In gram-negative pathogens, the most important resistance problems are encountered in Enterobacteriaceae, Pseudomonas aeruginosa and Acinetobacter, with increasing trends ...
Coratza, G.   +4 more
core   +1 more source

重症监护病房(ICU)两种产超广谱B-内酰胺酶细菌耐药性动态分析

open access: yesZhongguo shiyan zhenduanxue, 2010
目的对医院ICU(重症监护病房)两种常见产超广谱B-内酰胺酶(ESBLs)细菌的检出率及耐药性进行动态观察,为指导临床合理使用抗生素提供依据。方法对我室2006至2009年从ICU标本分离的479株肺炎克雷伯菌和491株大肠埃希菌采用纸片协同试验和双纸片确证试验检测其ESBLs,并用纸片扩散法进行药敏试验。结果四年来大肠埃希菌产ESBLs阳性率从41.6%上升至58.4%;肺炎克雷伯菌产ESBLs阳性率从29.0%上升至35.3%。产ESBLs株对常用抗菌药物的耐药率明显高于非产ESBLs株 ...
余建申   +4 more
doaj  

产超广谱β-内酰胺酶大肠埃希氏菌感染的监测

open access: yesZhongguo shiyan zhenduanxue, 2005
目的 了解临床病人感染大肠埃希氏菌超广谱 β 内酰胺酶 (ESBLs)产生情况及耐药性。 方法 采用表型确认实验检测ESBLs ,用Kirby Bauer琼脂扩散法作药敏实验 ;ESBLs阳性菌株进行 14种抗生素的药敏实验。结果  16 8株大肠埃希氏菌中 ,共检出产ESBLs菌 30株 ,检出阳性率为 17 9% ,以呼吸道和泌尿道感染为主。对青霉素类、头孢菌素类、喹诺酮类或氨曲南几乎全部耐药 ,对亚胺培南、阿莫西林 /克拉维酸敏感。结论 大肠埃希氏菌产ESBLs菌株对大多数抗生素耐药 ...
张凤珍, 张蕴莉, 许德顺
doaj  

Prevalence of extended-spectrum B-lactamases (ESBLs) in the Academisch Ziekenhuis Maastricht - Holland

open access: yes, 2003
The prevalence of ESBLs was stuied in a group of 50 isolates members of the family enterobacteriaceae which were found to be unusually resistent to an extense antibiotics battery..
Viteri Quincha, María Cristina
core  

Phenotypic detection of Extended-spectrum â-lactamases (ESBLs) among Enterobacteriaceae and Pseudomonas aeruginosa from Mubi, Adamawa State, Nigeria

open access: yes, 2020
Background: Extended-Spectrum â-Lactamases (ESBLs) are group of enzymes produced by bacterial species which enable them to withstand the effect of cephalosporin antibiotics.
Tula, Musa Y., Iyoha, Osaretin
core  

Frequency and molecular epidemiology of class A ESBLs producing Enteroinvasive Escherichia coli (EIEC) isolates among patients with diarrhea

open access: yes, 2020
Aim: This study aimed to investigate the frequency and molecular epidemiology of class A ESBLs producing Enteroinvasive Escherichia coli (EIEC) isolates among patients with diarrhea.
Ahmadi, K.A.   +4 more
core  

临床分离大肠埃希菌耐药机制和基因分型研究

open access: yesZhongguo shiyan zhenduanxue, 2011
目的研究临床分离大肠埃希菌的耐药机制及遗传多态性。方法用WHONET5.4分析菌株药敏情况。PCR检测大肠埃希菌I类整合酶基因、插入序列共同区(ISCR/orf513)和产超广谱β-内酰胺酶(ESBLs)基因;以肠杆菌科间的重复序列(ERIC)-PCR检测基因型,SPSS分析多态性。结果除亚胺培南、美洛培南、四环素和哌拉西林/他唑巴坦,产ESBLs菌的耐药率明显高于不产ESBLs菌 ...
王凤平   +5 more
doaj  

Extended spectrum beta-lactamases (ESBLs) and ıdentification methods

open access: yes, 2012
İnönü Üniversitesi Sağlık Bilimleri Dergisi. (2012). Cilt:1, Sayı:1, 1-9 ss.Klasik TEM ve SHV türü enzimlerden nokta mutasyonu ile gelişmiş olan Genişlemiş Spektrumlu Beta-Laktamazlar (GSBL), son 30 yılda önemli bir direnç mekanizması olarak ortaya ...
Dağlar, Duygu, Öngüt, Gözde
core  

大肠埃希菌和肺炎克雷伯菌的临床分布及耐药监测

open access: yesZhongguo shiyan zhenduanxue, 2017
目的研究大肠埃希菌和肺炎克雷伯菌的临床分布及耐药情况,为临床合理用药提供临床参考。方法采用法国生物梅利埃VITEK2COMPACT全自动微生物鉴定分析仪对2016年1月到2016年12月我院临床各类标本分离的大肠埃希菌及肺炎克雷伯进行鉴定及药敏分析。结果 1920株大肠埃希菌检出最多的标本分别为中段尿(38.28%),痰液(29.11%),脓液(11.15%),1920株大肠埃希菌ESBLs阳性株943株,阳性率49.11%,其中以积液ESBLs阳性率(64.44%)、创面分泌物ESBLs阳性率(62 ...
汪璐, 曲远青
doaj  

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