title: Studies on the lymphocytes in the intestinal epithelium of the chicken. 1. Ontogeny.
mesh_terms: D000367:Age Factors; D000818:Animals; D000831:Animals, Newborn; D002645:Chickens; D004847:Epithelial Cells; D005260:Female; D007413:Intestinal Mucosa / Q000166:cytology* / Q000254:growth & development; D008214:Lymphocytes; D008221:Lymphoid Tissue / Q000254:growth & development; D008297:Male; D013045:Species Specificity