TYPE OF TEST : Mutation test systems - not otherwise specified TEST SYSTEM : Microorganism - not otherwise specified DOSE/DURATION : 60 mg/L REFERENCE : JANTAJ Journal of Antibiotics. (Japan Antibiotics Research Assoc., 2-20-8 Kamiosaki, Shinagawa-ku, Tokyo, 141, Japan) V.2-5, 1948-52; V.21- 1968- Volume(issue)/page/year: 42,875,1989