T and B lymphocytes. Organ and age distribution in the chicken.
D000367:Age Factors; D000818:Animals; D001402:B-Lymphocytes / Q000276:immunology*; D002060:Bursa of Fabricius / Q000166:cytology*; D002645:Chickens; D005260:Female; D005455:Fluorescent Antibody Technique; D006041:Goats / Q000276:immunology; D008297:Male; D013154:Spleen / Q000276:immunology; D013601:T-Lymphocytes / Q000276:immunology*; D013950:Thymus Gland / Q000166:cytology*