Development of the mouse hematopoietic system. II. Estimation of spleen and liver "stem" cell number.
D000367:Age Factors; D000818:Animals; D000831:Animals, Newborn; D002455:Cell Division; D005865:Gestational Age; D006413:Hematopoietic System / Q000196:embryology* / Q000254:growth & development; D008099:Liver / Q000166:cytology*; D051379:Mice; D013154:Spleen / Q000166:cytology*