放線菌の生産する抗生物質に關する研究 (第2報) : 蔬菜軟腐病に對する抗生物質の影響に就て

概要

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The therapeutic or preventive effectiveness of the known antibiotics was investigated in artificial infection of B. carotovorus in the boillon medium and on several vegatables. The antibiotics which were used in this experiment were as follows : an antibiotic from the strain A-6 isolated in authors' laboratory, streptomycin-H_2SO4 salt, chloramphenicol, chlortetracycline-HCl salt, hydroxytetracycline and penicillin G-K salt.1) Among these antibiotics the antibiotic of A-6 strain and penicillin showed the highest activity against B. carotovorus in the slant culture on bouillon agar. The results obtained are given in Table 1.2) Againes B. carotovorus in the garden radish, carrot, chinese cabbage and onion, A-6 strain's antibiotic showed the highest activity, and chloramphenicol, chlortetracycline and hydroxytetracycline were also considerably active, but streptomycin and penicillin showed no activity. In Tables 2,3,4,and 5 are summarized the results of experiments made on the effectiveness of these antibiotics.
社団法人日本生物工学会の論文
1954-09-15