Evaluation of a new chromogenic medium, MRSA select, for detection of methicillin-resistant Staphylococcus aureus.

J Clin Microbiol

Department of Microbiology, Sunnybrook Health Sciences Centre, B121-2075 Bayview Ave., and University of Toronto, Ontario, Canada M4N 3M5.

Published: December 2006

We compared MRSA Select to mannitol-salt agar with 8 microg/ml cefoxitin for the detection of methicillin-resistant Staphylococcus aureus (MRSA) from 6,199 clinical samples submitted for MRSA screening. The sensitivities and specificities of MRSA Select and mannitol-salt agar with cefoxitin were 98% and 92% versus 90% and 78%, respectively (P<0.0001). Most (96%) MRSA were detected after overnight incubation using MRSA Select.

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http://www.ncbi.nlm.nih.gov/pmc/articles/PMC1698420PMC
http://dx.doi.org/10.1128/JCM.01763-06DOI Listing

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