Immunological reactions involving two cell types.
D000371:Agglutination; D000818:Animals; D000888:Antibodies, Anti-Idiotypic; D000941:Antigens; D001789:Blood Group Antigens; D003165:Complement System Proteins; D046508:Culture Techniques; D004912:Erythrocytes / Q000276:immunology; D006644:Histiocytes / Q000276:immunology; D006801:Humans; D006967:Hypersensitivity; D007519:Isoantigens; D008213:Lymphocyte Activation; D008214:Lymphocytes / Q000276:immunology; D008264:Macrophages / Q000276:immunology; D051379:Mice; D010587:Phagocytosis; D051381:Rats; D013045:Species Specificity; D014780:Viruses / Q000276:immunology; D005719:gamma-Globulins
D000888:Antibodies, Anti-Idiotypic; D000941:Antigens; D001789:Blood Group Antigens; D007519:Isoantigens; D005719:gamma-Globulins; D003165:Complement System Proteins