Аннотация
Background: The problem of nosocomial infections caused by P.aeruginosa is very urgent. Especially at production of metallo-β-lactamases by P. aeruginosa strains, which are the cause of inefficiency of antibiotic treatment, including therapy by carbapenems. Aim was to study of the dynamics of detecting of P.aeruginosa MBL-producing strains in the Kazakhstan for 2009-2013.