title: REGULATION OF THE TRANSFORMABILITY OF PHEUMOCOCCAL CULTURES BY MACROMOLECULAR CELL PRODUCTS.
mesh_terms: D001688:Biological Products; D003470:Culture Media; D004247:DNA; D004352:Drug Resistance, Microbial; D005823:Genetics; D046911:Macromolecular Substances; D008660:Metabolism; D012106:Research; D013296:Streptococcus pneumoniae; D013307:Streptomycin
chemical_list: D001688:Biological Products; D003470:Culture Media; D046911:Macromolecular Substances; D004247:DNA; D013307:Streptomycin
keywords: BIOLOGICAL PRODUCTS; CULTURE MEDIA; DIPLOCOCCUS PNEUMONIAE; DNA; DRUG RESISTANCE, MICROBIAL; EXPERIMENTAL LAB STUDY; GENETICS; METABOLISM; STREPTOMYCIN