beta-lactamase

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Related to Betalactamase: ESBL
  • 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 ?
That is, after several cultures, the bacteria's characteristics as their capacity for producing Betalactamase may convert.
Despite sensitivity in vitro, all strains produced an inducible betalactamase.
Plasmid-mediated, carbapenem-hydrolysing betalactamase, KPC-2, in Klebsiella pneumoniae isolates.
In addition, similar results have been reported in different studies and it has been emphasized that betalactamase ring may cause variance (20-22).
Third-generation cephalosporin resistance is usually caused by expression of extended-spectrum betalactamase (ESBL) enzymes, and this was probably the case among our strains, although specific confirmation of ESBL production was not performed.
Detection of metallo betalactamase producing Pseudomonas aeruginosa in hospitalized patients.
Chromosomal integration of the extended-spectrum betalactamase gene blaCTX-M-15 in Salmonella enterica serotype Concord isolates from internationally adopted children.
Characterization of clinical isolates of Klebsiella pneumoniae from 19 laboratories using the National Committee for Clinical Laboratory Standards extended-spectrum betalactamase detection methods.