title: Hemolysis of sheep erythrocytes in guinea pig serum deficient in the fourth component of complement. I. Antibody and serum requirements.
mesh_terms: D000818:Animals; D002499:Centrifugation, Density Gradient; D002850:Chromatography, Gel; D003165:Complement System Proteins; D004912:Erythrocytes / Q000276:immunology*; D005577:Forssman Antigen; D006461:Hemolysis; D007106:Immune Sera; D007074:Immunoglobulin G / Q000302:isolation & purification; D007075:Immunoglobulin M / Q000302:isolation & purification; D011817:Rabbits / Q000276:immunology; D012756:Sheep; D014462:Ultrafiltration
chemical_list: D007106:Immune Sera; D007074:Immunoglobulin G; D007075:Immunoglobulin M; D003165:Complement System Proteins; D005577:Forssman Antigen