Production of better penicillin-producing strains by mutation induced by uranium nitrate.
D009154:Mutation; D010406:Penicillins; D010407:Penicillium / Q000187:drug effects*; D014501:Uranium / Q000494:pharmacology*; D014502:Uranyl Nitrate
D010406:Penicillins; D014502:Uranyl Nitrate; D014501:Uranium
PENICILLIUM/effect of drugs on; URANIUM/effects