Persistence of lactobacilli and streptococci in the bovine rumen during penicillin administration.
D000818:Animals; D002417:Cattle; D004926:Escherichia coli / Q000494:pharmacology*; D007778:Lactobacillus / Q000494:pharmacology*; D010406:Penicillins; D012417:Rumen; D013270:Stomach / Q000382:microbiology*; D013291:Streptococcus
D010406:Penicillins
ESCHERICHIA COLI/pharmacology; LACTOBACILLUS/pharmacology; STOMACH/microbiology