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The Changes and Their Significance of Plasma and Placental Tissue cGMP in Patients with Pregnancy Induced Hypertension

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Author:
No author available
Journal Title:
CHINESE JOURNAL OF PERINATAL MEDICINE
Issue:
1
DOI:
10.3760/cma.j.issn.1007-9408.2000.01.004
Key Word:
GMP;妊娠并发症,心血管;高血压

Abstract: 目的 探讨环磷酸鸟苷(cGMP)在妊高征发病中的作用.方法 采用放射免疫法测定124例正常妊娠各期、32例妊高征患者及30例健康对照者血浆cGMP浓度.其中32例正常足月孕妇和32例妊高征患者于剖宫产时取胎盘组织测其匀浆cGMP浓度.结果 (1)正常妊娠各期血浆cGMP(26.25±4.30)、(23.40±4.54)、(26.20±6.60)、(34.14±8.41)、(32.32±8.11) nmol/L显著高于健康对照者(20.22±3.44) nmol/L(P均<0.05).(2)妊高征血浆及胎盘cGMP(28.49±8.98))nmol/L与(2.76±0.49)nmol/g均显著低于正常足月孕妇(34.14±8.41)nmol/L与(3.78±0.81) nmol/g(P<0.05,P<0.001).轻度妊高征患者血浆及胎盘cGMP显著高于中度及重度患者(P<0.005,P<0.05及P<0.05,P<0.001).妊高征患者血浆及胎盘cGMP与舒张压均呈负相关(P<0.05,P<0.05).(3)妊高征患者胎盘cGMP显著低于其血浆cGMP(P<0.001).结论 妊娠期间胎盘产生的cGMP可能在妊高征的发病中起重要作用.

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