These data indicate that a high level of active renin in decidual tissue at early pregnancy plays an important role in the uterine renin-angiotensin system during pregnancy.

• 人早孕子宫蜕膜组织中存在高水平的活性肾素,性类固醇激素可调节蜕膜细胞活性肾素的表达,子宫局部肾素-血管紧张素系统在妊娠过程中发挥了重要作用。