AIM: To evaluate the role of Na +/H + exchanger-1(NHE-1)in the proliferation and apoptosis of pulmonary artery smooth muscle cells in rats.

• 目的 :探讨Na+ /H+ 交换器 - 1(NHE - 1)、细胞内pH对肺动脉平滑肌细胞增殖和凋亡的作用。