Coumarins from Excoecaria acerifolia Effect of puerain on Apelin/APJ system in right ventricle of pulmonary hypertensive rats induced by hypoxia-hypercapnia Effects of puerarin on expression of apelin and its receptor of 2K1C renal hypertension rats Effects of puerarin on expression of apelin and its receptor of 2K1C renal hypertension rats Effect of puerarin combined with felodipine on mRNA and protein expression of apelin and APJ in renovascular hypertensive rat