title: Cortisone, age and antibody-mediated immunity.
mesh_terms: D000367:Age Factors; D000818:Animals; D000831:Animals, Newborn; D000917:Antibody Formation / Q000187:drug effects*; D002060:Bursa of Fabricius / Q000276:immunology; D002645:Chickens; D003348:Cortisone / Q000494:pharmacology*; D009929:Organ Size; D011233:Precipitin Tests; D011234:Precipitins; D013154:Spleen / Q000276:immunology
chemical_list: D011234:Precipitins; D003348:Cortisone