title: Occurrence of streptomycin-dependent mutations in a streptomycin-resistant culture of Diplococcus pneumoniae.
mesh_terms: D004352:Drug Resistance, Microbial; D066298:In Vitro Techniques; D009154:Mutation; D013296:Streptococcus pneumoniae / Q000378:metabolism*; D013307:Streptomycin / Q000494:pharmacology*
chemical_list: D013307:Streptomycin