OBJECTIVE: To observe the effects of 2 CAdo adenosine receptor excitant on genetic expression of bcl 2, Bax of hippocampal cells in epileptic rats and further probe into the mechanism of adenosine on anti convulsion and brain protection. 目的:观察腺苷受体激动剂2-CAdo对癫痫大鼠海马神经细胞bcl-2,Bax基因表达的影响,进一步探讨腺苷抗惊厥及脑保护的作用机制。