Staphylococcus Research Today is a free monthly online journal that collates and summarizes the latest research about Staphylococcus, including details on mrsa, hospitals, infection, antibiotic resistance, superbugs.

Bacterial genotype affects the manifestation and persistence of bovine Staphylococcus aureus intramammary infection.

Haveri M, Taponen S, Vuopio-Varkila J, Salmenlinna S, Pyörälä S

Department of Veterinary Clinical Sciences, Faculty of Veterinary Medicine, P.O. Box 57, FIN-00014 University of Helsinki, Finland. maarit.haveri@helsinki.fi

Two-hundred seventeen Staphylococcus aureus isolates from 116 dairy cows with intramammary infections were analyzed by pulsed-field gel electrophoresis to study the association between symptom severity, persistence of infection, and bacterial genotype. Among five main genotypes infecting 90% of the cows, one was associated with severe clinical symptoms but reduced persistence.

Published 7 February 2005 in J Clin Microbiol, 43(2): 959-61.
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