نتایج جستجو برای: Extended-spectrum beta-lactamase

تعداد نتایج: 613447  

Journal: :Antimicrobial agents and chemotherapy 1997
L N Philippon T Naas A T Bouthors V Barakett P Nordmann

Clinical isolate Pseudomonas aeruginosa Mus showed resistance both to extended-spectrum cephalosporins and to aztreonam. We detected a typical double-disk synergy image when ceftazidime or aztreonam was placed next to a clavulanic acid disk on an agar plate. This resistance phenotype suggested the presence of an extended-spectrum beta-lactamase. Isoelectric focusing revealed that this strain pr...

Journal: :مجله بین المللی زیست و زیست پزشکی 0
md. anowar khasru parvez department of microbiology, faculty of life sciences, jahangirnagar university, savar, bangladesh taslin jahan mou department of microbiology, faculty of life sciences, jahangirnagar university, savar, bangladesh feroz ahmed department of microbiology, faculty of biological sciences, primeasia university, dhaka, bangladesh

extended-spectrum β-lactamase (esbl)-producing enterobacteria has become a considerable global concern because of their potential dissemination in humans, in domestic animals, wildlife and the environment. the present study aimed to explore the esbl producing  enterobacteria in aquatic sources of bangladesh as the water may be the potential source of dissemination of this alarming antimicrobial...

نجار پیرایه, شهین, بهزادیان‌نژاد, قربان, عبداللهی, عباس, فروهش تهرانی, هما,

  Background and Aim: Klebsiella pneumoniae (K. Pneumoniae) is one of the prevalent infectious bacteria, especially in hospitalized patients. Recently, its' multi drug resistance (MDR) trait has become more important and regarded as a virulant factor. In this study, we evaluated bla-ctx-m-type gene in clinical isolates of K.pneumoniae with multi drug resistance. Materials and Methods: In this d...

Journal: :Journal of clinical microbiology 2007
Jung-Chung Lin L K Siu Chang-Phone Fung Kao-Ming Yeh Feng-Yee Chang

A nosocomial pyogenic liver abscess caused by an extended-spectrum beta-lactamase-producing Klebsiella pneumoniae isolate presented in a man with adenocarcinoma of the stomach. The K. pneumoniae strain isolated from blood and liver aspirate cultures after antibiotic therapy for recurrent bacteremia was resistant to all extended-spectrum beta-lactams except imipenem and differed from K. pneumoni...

2016
Kimberly Erukunuakpor Lisa Casanova Christine Stauber

Evaluation of an Agar Dilution Method for Identification of Extended-Spectrum Beta-Lactamase (ESBL)-Producing Klebsiella pneumoniae in the Environment

ژورنال: :jundishapur journal of microbiology 0
tulin guven gokmen department of microbiology, ceyhan veterinary faculty, cukurova university, adana, turkey; department of microbiology, ceyhan veterinary faculty, cukurova university, adana, turkey. tel: +90-3223386060 togrul nagiyev department of medical microbiology, faculty of medicine, cukurova university, adana, turkey melda meral department of medical microbiology, faculty of medicine, cukurova university, adana, turkey cansu onlen department of medical microbiology, faculty of medicine, cukurova university, adana, turkey farzad heydari department of medical microbiology, faculty of medicine, cukurova university, adana, turkey fatih koksal department of medical microbiology, faculty of medicine, cukurova university, adana, turkey

conclusions this study demonstrated the co-existence of rmtc and blandm-1 genes for the first time in turkey. the spread of this resistant type should be monitored and limited through molecular surveillance. results twenty k. pneumoniae strains showed resistance to amikacin, and 40 were resistant to gentamicin. the mic value was found to be > 512 µg/ml in five amikacin-resistant strains and > 1...

Journal: :Journal of clinical microbiology 2003
Annarita Mazzariol Jessica Zuliani Roberta Fontana Giuseppe Cornaglia

We report on the first isolation of an extended-spectrum beta-lactamase-producing Leclercia adecarboxylata strain from the bloodstream in a 58-year-old man with acute myeloid leukemia. The strain, resistant to ceftazidime, cefotaxime, and aztreonam, produces the SHV-12 beta-lactamase, one of the most common variants found in Italian nosocomial isolates of Enterobacteriaceae.

2017
Takehiko Kenzaka Katsuji Tani

Migratory birds have been postulated as potential vehicles of antibiotic resistance. Here we isolated the extended-spectrum beta-lactamase (ESBL)-producing Serratia fonticola strain BWK15 from the feces of Anas penelope The strain's draft genome sequence indicated that it harbors class A ESBL, class C beta-lactamase, and many multidrug efflux pumps.

Journal: :Antimicrobial agents and chemotherapy 2016
Danielle M Zerr Arianna Miles-Jay Matthew P Kronman Chuan Zhou Amanda L Adler Wren Haaland Scott J Weissman Alexis Elward Jason G Newland Theoklis Zaoutis Xuan Qin

The objective of this study was to determine whether antibiotic exposure is associated with extended-spectrum-beta-lactamase- or AmpC-producing Escherichia coli or Klebsiella pneumoniae infections in children. We collected extended-spectrum-beta-lactamase- or AmpC-producing E. coli or K. pneumoniae isolates and same-species susceptible controls from normally sterile sites of patients aged ≤21 y...

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