title: Helper mechanisms in T-cell activation.
mesh_terms: D000818:Animals; D000954:Antigens, Surface / Q000276:immunology; D001402:B-Lymphocytes / Q000276:immunology; D006023:Glycoproteins / Q000276:immunology; D007136:Immunoglobulins / Q000276:immunology; D007519:Isoantigens / Q000276:immunology; D037102:Lectins / Q000276:immunology; D008213:Lymphocyte Activation; D008211:Lymphocyte Cooperation; D008565:Membrane Proteins / Q000276:immunology; D051379:Mice; D008810:Mice, Inbred C57BL; D008934:Mitogens / Q000276:immunology; D011961:Receptors, Fc / Q000276:immunology; D013601:T-Lymphocytes / Q000276:immunology*
chemical_list: D000954:Antigens, Surface; D006023:Glycoproteins; D007136:Immunoglobulins; D007519:Isoantigens; D037102:Lectins; D008565:Membrane Proteins; D008934:Mitogens; D011961:Receptors, Fc