[摘要]目的 探讨孕妇血清与脐血中一氧化氮(NO)含量与早产的关系。 方法 采用NO间接比色法，测定90例早产及90例同孕期正常妊娠妇女血清及其新生儿脐血中NO含量，并进行比较。 结果 早产妇女血清及脐血中NO含量明显低于同孕期正常妊娠妇女(P<0.01)。而早产妇女血清和脐血中NO含量差别无显著性(P>0.05)。 结论 孕期NO含量变化在维持正常妊娠生理及早产发动中起重要作用。

    [关键词] 一氧化氮;妊娠;早产

    The relationship between NO level in pregnant women

    blood and premature delivery

    ZHU Jian-wen，LI Min，CHEN Li-juan，ZHOU Li

    (Department of Obstetric and Gynecology，Tong Ji Medical College，Hua Zhong University of Science and Technology，Wuhan430022，China)

    Abstract:Objective To study the relationship between NO level in maternal and fetal blood and pre-mature delivery.Methods The NO level of maternal and fetal blood was measured and companed using in-direct colorimetery in90cases of premature deliveries and90cases of normal pregnancies ......