The Bioactivity of AngiotensinⅡand the Effects of Related Chinese Herbs Inhibitory effect on activated renin-angiotensin system by astragaloside Ⅳ in rats with pressure-overload induced cardiac hypertrophy Inhibition of procyanidin from Vaccinium vitisidaea on proliferation of cardiac fibroblast in neonatal rats and its mechanism Effects of sapindoside on blood pressure and vasoactive substance in renovascular hypertension rat Traditional Chinese medicine syndrome distribution and neuroendocrine mechanisms of irritable bowel syndrome: cross-sectional study Studies on mechanism of antihypertension effect of extracts from Compound Jueming