title: Isolation and purification of a substance inducing competence and inactivating transforming DNA in Pneumococcus.
mesh_terms: D004269:DNA, Bacterial / Q000037:antagonists & inhibitors / Q000378:metabolism; D007700:Kinetics; D010447:Peptide Hydrolases; D012343:RNA, Transfer / Q000494:pharmacology; D013296:Streptococcus pneumoniae; D013307:Streptomycin / Q000494:pharmacology; D014170:Transformation, Genetic
chemical_list: D004269:DNA, Bacterial; D012343:RNA, Transfer; D010447:Peptide Hydrolases; D013307:Streptomycin