Inhibitory effect of taurine in hypoxia-induced rat pulmonary artery smooth muscle cell proliferation and signal transduction mechanism Effect of Xuefuzhuyu Decoction OB pulmonary arterial smooth muscle cell proliferation and NO level in PASMC culture medium under hypoxia Effect of puerarin on PI3K/AKT pathway-mediated apoptosis of PASMCs Effect of puerarin on hypoxia induced proliferation of PASMCs by regulating reactive oxygen