Existence of agglutinating and cytotoxic factor on cultured cells in sera.
D000371:Agglutination; D000372:Agglutination Tests; D000818:Animals; D000961:Antilymphocyte Serum; D001769:Blood; D002417:Cattle; D002645:Chickens; D046508:Culture Techniques; D003601:Cytotoxicity Tests, Immunologic; D004912:Erythrocytes / Q000276:immunology; D006168:Guinea Pigs; D006736:Horses; D006801:Humans; D007962:Leukocytes / Q000276:immunology; D008221:Lymphoid Tissue / Q000276:immunology; D051379:Mice; D011817:Rabbits; D012756:Sheep
D000961:Antilymphocyte Serum