But these mechanisms can not explain cross - resistance to other chemotherapy drugs.

但仅用这些机制不能解释在研究中发现的当对MTX出现耐药后也会对其它抗癌机理不同于MTX的其它化疗药物耐药.

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Its physical and chemical properties, toxicities mode of action, cross - resistance and biological properties were introduced also.

对氰氟虫腙的理化性质 、 毒性、作用机制 、 交互抗性、生物活性等作了简要的介绍.

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It has no cross - resistance with other drugs and it can control all kinds of drug - fast flies.

与其它药物无交叉耐药性,可控制多抗性蝇株.

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