beta-lactamase

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Related to b-lactamase: ESBL
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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 ?
cloacae NOR-1 is involved in the regulation of expression of both b-lactamases (NmcA and AmpC) (19).
In combination with b-lactamase inhibitors phenotypic double disc diffusion method, temocillin 30mg disc was also used for the OXA carbapenemase detection.
A 1998 survey of extended-spectrum b-lactamases in Enterobacteriaceae in France.
Emergence of High Levels of Extended-Spectrum b-lactamase producing Gram-negative Bacilli in Asia-Pacific region: data from the Study for Monitoring Antimicrobial Resistance Trends (SMART) program, 2007.
Gram negative isolates were screened for AmpC b-lactamase production against ceftazidime, cefotaxime and cefoxitin resistance and confirmed by inhibitor based method.
The occurrence of extended-spectrum b-lactamase producing Shigella spp.
Salmonella enterica serovar Typhi with CTX-M b-lactamase, Germany [letter], Emerg Infect Dis.
With the rising problem of drug resistance, clinical microbiologists are often faced with the need to carry out supplemental susceptibility testing, including the D-test, the ESBL-confirmatory test, the modified Hodge test, and the metallo B-lactamase test.
Group 24 - Antibacterials B-lactam antibiotics - penicillin susceptible to B-lactamase
Until the late 1990s, ESBLs were described mainly as members of the TEM or SHV b-lactamase families in Klebsiella and Enterobacter spp (Yoo et al.
Plasmid-mediated carbapenem-hydrolyzing b-lactamase KPC-2 in Klebsiella pneumoniae isolate from Greece.
Calixa's lead compound, CXA-201 is an intravenously administered combination of Calixa's novel anti-pseudomonal cephalosporin CXA-101, which is currently in Phase II studies for cUTI, and the B-lactamase inhibitor tazobactam.