Related Experiment Videos
Resistance to autolysis in vancomycin-selected Staphylococcus aureus isolates precedes vancomycin-intermediate
Susan Boyle-Vavra1, Mamatha Challapalli, Robert S Daum
1Department of Pediatrics, The University of Chicago, Chicago, Illinois 60637, USA. sboyleva@midway.uchicago.edu
Antimicrobial Agents and Chemotherapy
|May 23, 2003
Abstract:
Four clinical U.S. glycopeptide intermediate resistant Staphylococcus aureus (GISA) isolates were resistant to Triton X-100-induced autolysis. Similar resistance was demonstrated in an isolate obtained after a single passage of a susceptible clinical isolate in low-level vancomycin. Strains with the vancomycin-induced Triton X-100 resistance phenotype produced active murein hydrolases but were resistant to lysis by murein hydrolases.