A) Pulsed-field gel electrophoresis (PFGE) of Cfr91-digested livestock-associated methicillin-resistant Staphylococcus aureus (MRSA). Lanes 1, 6, and 9, universal standard Salmonella Braenderup H9812; Lane 2, 08 BA 02176; Lane 3, 08 BA 13895; Lane 4, 07 BA 06477; Lane 5, T40929; Lane 7, 08 BA 08100; Lane 8, 07 BA 22334. B) PFGE dendrogram comparing the Cfr91 fingerprint patterns of 6 livestock-associated MRSA isolates from humans in Canada with the SmaI fingerprints of other human epidemic strai
{}