Studies of thymic function.
D000818:Animals; D000831:Animals, Newborn; D001853:Bone Marrow / Q000473:pathology; D007109:Immunity; D008099:Liver / Q000473:pathology; D008221:Lymphoid Tissue / Q000473:pathology*; D051379:Mice; D013154:Spleen / Q000473:pathology; D013363:Submandibular Gland / Q000473:pathology; D013934:Thymectomy; D013961:Thyroid Gland / Q000473:pathology