title: R plasmids of the S incompatibility group belong to the H2 incompatibility group.
abstract: Plasmids of the S and H2 incompatibility groups showed thermosensitive transfer and a bacteriophage inhibition phenotype and were incompatible with one another.
mesh_terms: D000900:Anti-Bacterial Agents / Q000494:pharmacology; D003090:Coliphages / Q000254:growth & development; D003227:Conjugation, Genetic; D004926:Escherichia coli / Q000187:drug effects / Q000235:genetics*; D011815:R Factors
chemical_list: D000900:Anti-Bacterial Agents