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用甲基硝基亚硝基胍(MNNG)在体外处理金仓鼠乳鼠肺细胞,可使之发生形态转化和恶性转化。实验室中所采用的MNNG 的浓度分别为4微克/毫升、2微
Treatment of golden hamster pups’ lung cells in vitro with MNNG can result in morphological transformation and malignant transformation. The concentrations of MNNG used in the laboratory were 4 μg/ml and 2 μg respectively.