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beta-lactamase

   Also found in: Medical, Encyclopedia, Wikipedia 0.01 sec.
be·ta-lac·ta·mase  (bt-lkt-ms, -mz, b-)
n.
See penicillinase.
[beta-lactam, cyclic amide occurring in penicillins (beta + lact(one) + am(ide)) + -ase.]
ThesaurusLegend:  Synonyms Related Words Antonyms
Noun1.beta-lactamase - enzyme produced by certain bacteria that inactivates penicillin and results in resistance to that antibiotic
penicillinase
enzyme - any of several complex proteins that are produced by cells and act as catalysts in specific biochemical reactions


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? Mentioned in ? References in periodicals archive
 
In vivo development of ertapenem resistance in a patient with pneumonia caused by Klebsiella pneumoniae with an extended-spectrum beta-lactamase.
Ertapenem resistance of Escherichia coli by Nordmann, Patrice / Emerging Infectious Diseases
A penicillin antibiotic with beta-lactamase inhibitor, the new drug is indicated for the treatment of acute otitis media.
GlaxoSmithKline Japan to Markey New Acute Otitis Media Drug Clavamox ... by JCNN News Summaries
In view of the mixed flora that cause PTA and the increasing number of beta-lactamase-producing microorganisms, the use of antibiotics active against beta-lactamases has become more popular in clinical practice.
Peritonsillar abscess: a comparison of outpatient IM clindamycin and ... by Ozdem, Cafer / Ear, Nose and Throat Journal
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