The swab exposure of cows to Streptococcus agalactiae while protected from infection by means of penicillin.
D000818:Animals; D002417:Cattle; D002418:Cattle Diseases; D005260:Female; D010406:Penicillins / Q000494:pharmacology*; D013290:Streptococcal Infections; D013292:Streptococcus agalactiae
D010406:Penicillins
CATTLE/diseases; PENICILLIN/effects; STREPTOCOCCAL INFECTIONS