title: Plasma renin activity.
mesh_terms: D000328:Adult; D000368:Aged; D001800:Blood Specimen Collection; D006801:Humans; D006977:Hypertension, Renal / Q000097:blood*; D006978:Hypertension, Renovascular / Q000097:blood*; D008875:Middle Aged; D012083:Renin / Q000097:blood*; D012084:Renin-Angiotensin System
chemical_list: D012083:Renin