After being poisoned by different doses of lead acetate, ET, NO concentration Na+-K+-ATPase and Ca2+-Mg2+-ATPase activity of the brain tissues were detected.

• 经不同剂量醋酸铅灌胃染毒5d后,测定各组脑组织中内皮素(ET)、一氧化氮(NO)的含量及Na+-K+-ATP酶和Ca2+-Mg2+-ATP酶的活力。