Helper T cells recognise antigen and macrophage surface components simultaneously.
D000818:Animals; D000917:Antibody Formation; D000941:Antigens; D005796:Genes; D006649:Histocompatibility Antigens; D007156:Immunologic Memory; D007165:Immunosuppression Therapy; D008264:Macrophages / Q000276:immunology*; D051379:Mice; D008815:Mice, Inbred Strains; D013499:Surface Properties; D013601:T-Lymphocytes / Q000276:immunology*
D000941:Antigens; D006649:Histocompatibility Antigens