Methods:Inject UDMH into rats by intracheal,then determine GABA and GAD in rats brain,observe the change of 3H-GABA binding to GABA receptor in rat s microsac.

• 实验:大鼠气管染毒,测定脑组织中GABA含量和GAD活性,观察脑神经末梢微囊受体的变化。