Studies on immunological reactions in vitro.
D000818:Animals; D000937:Antigen-Antibody Reactions; D005347:Fibroblasts / Q000276:immunology; D007109:Immunity; D007111:Immunity, Cellular; D066298:In Vitro Techniques; D008214:Lymphocytes / Q000276:immunology; D051379:Mice; D009040:Motion Pictures; D051381:Rats