Influence of pH on radioimmunoassay of angiotensin I.
D000804:Angiotensin II / Q000097:blood*; D006801:Humans; D006863:Hydrogen-Ion Concentration; D011863:Radioimmunoassay; D012083:Renin / Q000097:blood
D000804:Angiotensin II; D012083:Renin