title: The effect of crude bursa of Fabricius extracts on the humoral immune response and its recovery in bursectomized chickens.
mesh_terms: D000375:Aging; D000818:Animals; D000917:Antibody Formation; D002060:Bursa of Fabricius / Q000033:anatomy & histology / Q000276:immunology* / Q000601:surgery; D002417:Cattle; D002645:Chickens; D008623:Mercaptoethanol / Q000494:pharmacology; D009132:Muscles; D009929:Organ Size; D012710:Serum Albumin, Bovine / Q000276:immunology; D013154:Spleen / Q000033:anatomy & histology; D013950:Thymus Gland; D005719:gamma-Globulins
chemical_list: D005719:gamma-Globulins; D012710:Serum Albumin, Bovine; D008623:Mercaptoethanol