… bacterial species and hospitals, as well as clonal spread of ESBL producers. Our data
contribute to clarify the dynamics in the prevalence of ESBLs in Bulgaria and demonstrate the …

… extended spectrum beta-lactamase (ESBL)/carbapenemase-producing Enterobacterales
isolates. This study included patients from two Bulgarian hospitals. … , and 92 hospital staff in 42.4…

… The majority of the patients had prolonged hospital stays and were treated with broad-spectrum
antibiotics. All were subsequently treated with imipenem or meropenem, and 8 of 15 …

… We describe a nosocomial outbreak of extended-spectrum β-lactamase (ESBL)-producing
Serratia marcescens in a Bulgarian university hospital affecting nine patients on four wards. …

… During a prospective survey of ESBLs in Enterobacteriaceae from seven Bulgarian university
hospitals in 2001–2002, 62 ESBL-producing isolates were detected. Of these, three strains …

… marcescens, isolated in 2011 in the University Hospital in one of the most populated Bulgarian
cities—Varna. The rate of ESBL production in the studied group of isolates was 16% for E…

… hospitals in Sofia, Bulgaria to assess the current levels of antimicrobial susceptibility and
to evaluate resistance mechanisms to β-lactams. … mechanisms to βlactams among clinical …

… Bulgaria indicated that some of these S. Corvallis isolates were certainly acquired in the same
hospital … duce adequate antibiotic regimen into hospitals and nurseries to prevent further …

… A total of 203 clinical isolates of Pseudomonas aeruginosa was collected during 2001–2006
from five university hospitals in Sofia, Bulgaria, to assess the current levels of antimicrobial …

… In summary, while the production of metallo-β-lactamases is uncommon among P. aeruginosa
isolates from Bulgarian hospitals, MDR profiles frequently result from the production of …