This

work was also supported in part by NIH grant R56 AI042399 and R01 AI067861 (to BEM) and R01 grant AI045626 (to LBR) from the NIAID. DP was partially funded by a graduate scholarship from The Instituto Colombiano para el Desarrollo de la Ciencia y Tecnología, “”Francisco José de Caldas”", COLCIENCIAS. SR was supported by an ASM-PAHO Infectious Disease Epidemiology and Surveillance Fellowship. We are grateful to Patrice Courvalin selleckchem and Gary Dunny for providing plasmids pAT392 and pCJK47, respectively, and Pontificia Universidad Javeriana, (Bogotá, Colombia) for logistic support. We are grateful to Shreedhar Nallapareddy for useful discussions and experimental advice. Electronic supplementary material Additional file 1: Growth curves of E. faecium and mutants. The strains were incubated selleck inhibitor in BHI broth and the A 600 were measured every hour. (PPTX 130 KB) References 1. Hidron AI, Edwards JR, Patel J, Horan TC, Sievert DM, Pollock DA, Fridkin SK: NHSN annual update: antimicrobial-resistant pathogens associated with healthcare-associated infections: annual summary of data reported to the National Healthcare Safety Network at the Centers for Disease Control and Prevention, 2006–2007. check details Infect Control Hosp Epidemiol 2008, 29 (11) : 996–1011.PubMedCrossRef 2. Willems RJ, van Schaik W: Transition of Enterococcus faecium from commensal organism to nosocomial pathogen. Future Microbiol 2009, 4: 1125–1135.PubMedCrossRef 3. van Schaik W,

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