Objective: To study the localization of NOS neurons in hypothalamic paraventricular nucleus in female rats during different estrous cycle.

• 目的:研究不同动情周期雌大鼠下丘脑室旁核(PVN)一氧化氮合酶(NOS)神经元的分布。方法:采用SABC法结合图像定量分析。