Plasma prekallikrein in hypertension.
D002863:Chromogenic Compounds; D006801:Humans; D006973:Hypertension / Q000201:enzymology*; D007610:Kallikreins / Q000032:analysis*; D009842:Oligopeptides; D011288:Prekallikrein / Q000032:analysis*
D002863:Chromogenic Compounds; D009842:Oligopeptides; C026148:prolyl-phenylalanyl-arginine-4-nitroanilide; D011288:Prekallikrein; D007610:Kallikreins