Enchancement by butanediamine of the reaction of the first component of complement with EAC'4.
D000588:Amines / Q000494:pharmacology*; D000937:Antigen-Antibody Reactions / Q000187:drug effects; D003165:Complement System Proteins; D004912:Erythrocytes / Q000276:immunology*
D000588:Amines; D003165:Complement System Proteins