| virginiamycin |
an antibiotic produced by Streptomyces virginiae or by other means, consisting chiefly of two components, virginiamycin M1 (factor M1) and virginiamycin S1 (factor S); administered as a feed additive to pigs as a growth stimulant and to combat infections, especially those with gram-positive cocci.
Ãâó: www.mercksource.com/pp/us/cns/cns_health_library.j...
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