title: Early embryonic bursectomy induces eosinophilia.
mesh_terms: D000818:Animals; D000917:Antibody Formation; D001402:B-Lymphocytes / Q000276:immunology; D002060:Bursa of Fabricius / Q000196:embryology / Q000276:immunology* / Q000601:surgery; D002642:Chick Embryo; D002645:Chickens / Q000276:immunology*; D004802:Eosinophilia / Q000209:etiology* / Q000276:immunology; D007114:Immunization; D007153:Immunologic Deficiency Syndromes / Q000209:etiology* / Q000276:immunology; D011183:Postoperative Complications / Q000209:etiology / Q000276:immunology; D013601:T-Lymphocytes / Q000276:immunology