Objective:To study the mechanisms underlying N methyl D aspartate (NMDA) induced excitoprotection in cultured rat cerebellar granule neurons.

目的：研究N甲基D天冬氨酸（NMDA）诱导大鼠小脑颗粒神经元兴奋毒性保护作用的机制。

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Objective to investigate the neurotoxic effect of N-methyl-D-aspartate on neurons of retinal ganglion cell layer in rat.

目的探讨n -甲基- D -天冬氨酸(NMDA)对大鼠视网膜神经节细胞层(RG CL)神经元的毒性作用。

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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.

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。

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