The complement hemolytic intermediate EAC1q4.
D000372:Agglutination Tests; D002118:Calcium; D002848:Chromatography, DEAE-Cellulose; D003172:Complement C1 / Q000276:immunology* / Q000302:isolation & purification; D003168:Complement Fixation Tests; D004912:Erythrocytes / Q000276:immunology; D006461:Hemolysis
D003172:Complement C1; D002118:Calcium