title: Cellular commitments to immune responses.
mesh_terms: D000486:Allergy and Immunology; D000818:Animals; D000917:Antibody Formation; D000941:Antigens / Q000378:metabolism; D006168:Guinea Pigs; D006801:Humans; D008214:Lymphocytes / Q000502:physiology; D008221:Lymphoid Tissue / Q000502:physiology*; D008264:Macrophages / Q000378:metabolism; D051379:Mice; D013950:Thymus Gland / Q000502:physiology
chemical_list: D000941:Antigens