CAS: 121006-76-1

Virginiamycin - Complex of M1+S1 is an antibiotic compound, which is derived from the actinobacterium Streptomyces virginiae. It functions through the inhibition of bacterial protein synthesis by binding to the 50S ribosomal subunit, thereby obstructing peptide bond formation and impeding microbial growth. The complex is composed of two major components: Virginiamycin M1 and Virginiamycin S1, which synergistically enhance antimicrobial efficacy. In scientific applications, Virginiamycin is utilized extensively as a growth promoter in livestock, owing to its ability to improve feed efficiency and weight gain. It is also employed in veterinary medicine to treat and prevent infections caused by Gram-positive bacteria, including some resistant strains. Additionally, its use extends to industrial fermentation processes as an agent to maintain selective conditions and enhance yield. Despite its benefits, the rise of antibiotic resistance necessitates careful management of Virginiamycin usage to mitigate potential impacts on human health.