英语语法分析

Methods The Salmonella typhimurium reverse mutation assay was used to study menadiol sodium diphosphate induced mutation. The strains of TA97, TA98, TA100, TA102 were used in this experiment.

方法应用鼠伤寒沙门菌回复突变试验研究了甲萘氢醌二磷酸酯钠的诱变作用，试验选用TA97、TA98、TA100、TA102菌株。