StrainEmerging, Transmissible Pathogenic Staphylococcus aureus in an Urban Jail: a Type t571 Methicillin-Susceptible spa 398, Carriage of Sequence Type

(MSSA) as the most common ge-netic background among MSSA isolates colonizing detainees intheDallasCountyJail.Inthisstudy,wecomparedthepulsed-fieldgel electrophoresis (PFGE) pulsotypes of isolates from the Dallasjail and from a single patient in Chicago with those of strainsisolated in previous studies.Recognized first in Europe (2–9), ST398 MRSA has beenisolated in the United States (10), Canada (11), and LatinAmerica (12). ST398 methicillin-susceptible