AmpC ENZYMES

June 27, 2021 Microbiology 0

AmpC enzymes are broad-spectrum beta-lactamases that are usually encoded on bacterial chromosome, and which are active on cephamycins such as cefoxitin and cefotetan and oxyimino-β-lactam […]

METALLO-β-LACTAMASE (MBL)

June 25, 2021 Microbiology 0

Metallo-beta-lactamases (MBLs) are beta-lactamases produced by pathogenic bacteria, and which hydrolyzes the carbapenems (e.g. imipenem, meropenem, and ertapenem) and render the antibiotics ineffective for treatment. […]

EXTENDED SPECTRUM β-LACTAMASE (ESBL)

June 24, 2021 Microbiology 0

Extended spectrum beta-lactamases (ESBLs) are beta-lactamase that breakdown or hydrolyze broad-spectrum beta-lactam drugs especially the third-generation oxyimino-cephalosporins such as ceftazidime, ceftriaxone and cefotaxime. There is […]