title: Effect of pH on the resistance of pneumococci to streptomycin.
mesh_terms: D000362:Agar; D003470:Culture Media / Q000494:pharmacology; D004352:Drug Resistance, Microbial; D006863:Hydrogen-Ion Concentration; D013296:Streptococcus pneumoniae / Q000187:drug effects*; D013307:Streptomycin / Q000494:pharmacology*
chemical_list: D003470:Culture Media; D000362:Agar; D013307:Streptomycin