Streptogramin BStreptogramin ALincosamidesVirginiamycinStreptograminsMacrolidesStreptogramin Group BErythromycinAnti-Bacterial AgentsRNA, Ribosomal, 23SDrug Resistance, MicrobialStreptogramin Group AKetolidesMethyltransferasesDrug Resistance, BacterialMicrobial Sensitivity TestsStreptococcus pyogenesDelawareGenes, BacterialPristinamycinPhenotypeEnterococcus faeciumStaphylococcus aureusClindamycinStaphylococcus haemolyticusLincomycinEnterococcusStaphylococcusGram-Positive CocciGram-Positive Bacterial InfectionsGram-Positive BacteriaR FactorsVirginiaStreptomycesBacterial ProteinsDrug Resistance, Multiple, Bacterial