title: A method for the determination of plasma renin activity in small samples.
mesh_terms: D000804:Angiotensin II / Q000097:blood; D000818:Animals; D010450:Endopeptidases / Q000097:blood; D004912:Erythrocytes / Q000201:enzymology; D006801:Humans; D006863:Hydrogen-Ion Concentration; D007668:Kidney / Q000032:analysis; D007700:Kinetics; D008722:Methods; D051381:Rats; D012083:Renin / Q000097:blood*
chemical_list: D000804:Angiotensin II; D010450:Endopeptidases; D012083:Renin