title: Letter: Lack of antigenic correlation between chicken brain and thymus.
mesh_terms: D000818:Animals; D001402:B-Lymphocytes / Q000276:immunology; D001853:Bone Marrow / Q000276:immunology; D001854:Bone Marrow Cells; D001921:Brain / Q000276:immunology*; D002645:Chickens / Q000276:immunology*; D000939:Epitopes; D006801:Humans; D007106:Immune Sera; D051379:Mice; D051381:Rats; D013601:T-Lymphocytes / Q000276:immunology; D013950:Thymus Gland / Q000276:immunology*
chemical_list: D000939:Epitopes; D007106:Immune Sera