title: Study of thymic lymphocyte subpopulations in neonatal mice compared to adult mice.
mesh_terms: D000367:Age Factors; D000818:Animals; D000831:Animals, Newborn / Q000276:immunology*; D002469:Cell Separation; D008214:Lymphocytes / Q000276:immunology*; D051379:Mice; D013950:Thymus Gland / Q000166:cytology*