title: Radiosensitivities of the hemopoietic system in young and old mice.
mesh_terms: D000375:Aging; D000818:Animals; D001835:Body Weight; D005260:Female; D006412:Hematopoietic Stem Cells; D006413:Hematopoietic System / Q000528:radiation effects*; D051379:Mice; D009929:Organ Size; D011830:Radiation Effects; D013154:Spleen / Q000166:cytology / Q000528:radiation effects*