The activation of Cls with purified Clr.
D000818:Animals; D001665:Binding Sites; D002118:Calcium / Q000037:antagonists & inhibitors / Q000302:isolation & purification; D002848:Chromatography, DEAE-Cellulose; D003169:Complement Inactivator Proteins; D003165:Complement System Proteins / Q000302:isolation & purification*; D004589:Electrophoresis, Disc; D004950:Esterases / Q000037:antagonists & inhibitors / Q000302:isolation & purification; D006461:Hemolysis; D006736:Horses / Q000276:immunology; D006801:Humans; D005779:Immunodiffusion; D007122:Immunoelectrophoresis; D007531:Isoflurophate; D010761:Phosphorus Radioisotopes; D011817:Rabbits / Q000276:immunology; D012712:Serum Globulins
D003169:Complement Inactivator Proteins; D010761:Phosphorus Radioisotopes; D012712:Serum Globulins; D007531:Isoflurophate; D003165:Complement System Proteins; D004950:Esterases; D002118:Calcium