title: Circadian variations in the effect of x-irradiation on the haematopoietic stem cells of mice.
mesh_terms: D000220:Adaptation, Biological; D000818:Animals; D001853:Bone Marrow / Q000528:radiation effects; D001854:Bone Marrow Cells; D016026:Bone Marrow Transplantation; D002940:Circadian Rhythm; D006413:Hematopoietic System / Q000528:radiation effects*; D008027:Light; D008297:Male; D051379:Mice; D011830:Radiation Effects; D013154:Spleen / Q000166:cytology / Q000528:radiation effects; D013997:Time Factors; D014184:Transplantation, Homologous