title: The complexity of structures involved in T-cell activation.
mesh_terms: D000818:Animals; D000906:Antibodies / Q000276:immunology; D000938:Antigen-Presenting Cells / Q000276:immunology; D001402:B-Lymphocytes / Q000276:immunology; D002999:Clone Cells / Q000276:immunology; D003429:Cross Reactions; D000939:Epitopes / Q000276:immunology; D000949:Histocompatibility Antigens Class II / Q000276:immunology; D007130:Immunoglobulin Idiotypes / Q000276:immunology; D008213:Lymphocyte Activation; D008264:Macrophages / Q000276:immunology; D008285:Major Histocompatibility Complex; D051379:Mice; D011506:Proteins / Q000276:immunology; D011948:Receptors, Antigen, T-Cell / Q000276:immunology; D013601:T-Lymphocytes / Q000276:immunology*; D013602:T-Lymphocytes, Cytotoxic / Q000276:immunology; D006377:T-Lymphocytes, Helper-Inducer / Q000276:immunology; D050378:T-Lymphocytes, Regulatory / Q000276:immunology
chemical_list: D000906:Antibodies; D000939:Epitopes; D000949:Histocompatibility Antigens Class II; D007130:Immunoglobulin Idiotypes; D011506:Proteins; D011948:Receptors, Antigen, T-Cell