In vitro studies of immunological responses of lymphoid cells.
D000818:Animals; D000917:Antibody Formation; D001001:Anura; D002645:Chickens; D006168:Guinea Pigs; D000882:Haplorhini; D006801:Humans; D066298:In Vitro Techniques; D008214:Lymphocytes / Q000276:immunology*; D051379:Mice; D011817:Rabbits; D051381:Rats; D013552:Swine