...li宿主 在37℃却不能感染 Ts突变株即温度敏感突变株(temperature sensitive mutant,Ts mutant)是一类典型的条件 致死突变株。 E.
双语例句
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A mutant, TS-N-121 was obtained by mutation and plate screening from a parent strain Mycobacterium fortuitum MF2 , which could transform sterol into androstanedione as the main product.