drug-resistant mutant germs

0μg/mL tennecetin, the minimum lethal concentration, to obtain the antidrug mutants.

0μg/mL)的筛选平板上,获得抗药性突变株,结合透明圈和摇瓶复筛,从180个纳他霉素抗性突变株中筛选得到1株摇瓶发酵产酶达876。