title: Genetics, strain selection and improvement with particular respect to antibiotic producing microorganisms.
mesh_terms: D000900:Anti-Bacterial Agents / Q000096:biosynthesis*; D004251:DNA Transposable Elements; D004274:DNA, Recombinant; D005796:Genes; D005798:Genes, Bacterial; D003904:Mitosporic Fungi / Q000235:genetics* / Q000378:metabolism; D009154:Mutation; D010406:Penicillins / Q000096:biosynthesis; D011995:Recombination, Genetic; D012641:Selection, Genetic; D013302:Streptomyces / Q000235:genetics* / Q000378:metabolism
chemical_list: D000900:Anti-Bacterial Agents; D004251:DNA Transposable Elements; D004274:DNA, Recombinant; D010406:Penicillins