Abstract In order to study the neurotoxic effects of xylene on the nervous system in rats,the concentrations of amino acid neurotransmitter and enkephalin were analyzed using HPLC and RIA.

• 目的探讨二甲苯对大鼠神经系统的影响。方法应用高效液相色谱法(HPLC)和放射免疫测定法(RIA)，分别对大鼠脑组织中氨基酸类递质和脑啡肽含量进行了分析。