beta-lactamase


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  • noun

Synonyms for beta-lactamase

enzyme produced by certain bacteria that inactivates penicillin and results in resistance to that antibiotic

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References in periodicals archive ?
Ratios of cefotetan versus cefotetan/CA of >8 were considered positive for AmpC beta-lactamase production.
(2018) reported that out of 100 carbapenem resistant isolates, 93 and 89 isolates were positive for carbapenemase and beta-lactamase production, respectively.
For example, the previous study demonstrated that rates of extended spectrum beta-lactamase (ESBL) isolates are higher in patients with lower ages.
The genes encoding MBLs are located on integrons that frequently contain genes encoding extended spectrum beta-lactamases (ESBLs) and other resistance determinants, thus reducing therapeutic options (15).
The beta-lactamase enzyme hydrolyzes this ring and renders the antibiotic ineffective.
Extended-spectrum beta-lactamase isolates were mainly recovered from urine in high percentages of 62.1% (218/351).
Genetic properties of [bla.sub.CTX-M] and blaPER beta-lactamase genes in clinical isolates of Enterobacteriaceae by polymerase chain reaction.
Emerging multidrug resistant AmpC beta-lactamase and carbapenemase enteric isolates in Abeokuta, Nigeria.
Uzunovic, "High prevalence of CTX-M-15 and first report of CTXM-3, CTX-M-22, CTX-M-28 and plasmid-mediated AmpC beta-lactamase producing Enterobacteriaceae causing urinary tract infections in Bosnia and Herzegovina in hospital and community settings," Journal of Infection and Chemotherapy, vol.
Normark, "beta-Lactamase induction in gram-negative bacteria is intimately linked to peptidoglycan recycling," Microbial Drug Resistance, vol.
Singh, "Identification of group specific motifs in Beta-lactamase family of proteins," Journal of Biomedical Science, vol.
Prevalence of extended-spectrum beta-lactamases, AmpC beta-lactamase, and metallo-beta-lactamase producing Pseudomonas aeruginosa and Acinetobacter baumannii in an intensive care unit in a tertiary care hospital.