The purple color reaction given by diphenylamine reagent. I. With normal and rheumatic fever sera.
D000814:Aniline Compounds; D004159:Diphenylamine; D006801:Humans; D010084:Oxidation-Reduction; D012213:Rheumatic Fever
D000814:Aniline Compounds; D004159:Diphenylamine; C023650:aniline
ANILINE; RHEUMATIC FEVER