目的：研究实验性颅脑伤大鼠脑组织一氧化氮(NO)和一氧化氮合酶(NOS)含量的动态变化及其意义。

Objective: To study the dynamic changes of nitric oxide (n o) and nitric oxide synthase (NOS) in rat brain tissues after experimental brain trauma and their significance.

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目的探讨大鼠缺血再灌注肝一氧化氮合酶的变化及其意义。

Objective To study the level of nitric oxide synthase(NOS)in ischemia-reperfusion rat liver.

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目的：研究一氧化氮合酶(NOS)及一氧化氮(NO)在肠缺血过程中的交化及其意义。

Objective To study the changes in the NO content and NOS activity and research their physiological significance during the rat intestine ischemia.

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