3d image of pristinamycin iia skeletal formula

pristinamycin iia mikamycin virginiamycin m1 macrolide antibiotic streptogramin pristinamycin streptomyces virginiae oxazole biosynthesis 3d bacteria flora resistance bacterial antimicrobial bactericide pathogen gram-positive gram-negative antibiotic-resistant antibacterial agent infections microorganism strain antimicrobial chemotherapy medication side effect adverse action iatrogenic overdose contraindications interaction pharmacology pharmaceutics pharmaceutical pharmacy pharma pharmacodynamics pharmacokinetics bioactive cell biochemistry molecular formula