Nucleic acid homology as a measure of genetic compatibility among streptococci and a strain of Diplococcus pneumoniae.

Carbon Isotopes Culture Media Cytosine DNA, Bacterial Drug Resistance, Microbial Enterococcus faecalis/growth & development Erythromycin/pharmacology Filtration Guanine Hot Temperature Hybridization, Genetic Methotrexate/pharmacology Mutation Nucleic Acid Denaturation Serotyping Streptococcus/drug effects,growth & development Streptococcus pneumoniae/growth & development Thymine/metabolism Transformation, Genetic Tritium

Carbon Isotopes Culture Media DNA, Bacterial Tritium Guanine Erythromycin Cytosine Thymine Methotrexate