The control of haematopoietic stem cell proliferation by humoral factors.
D000818:Animals; D001853:Bone Marrow / Q000032:analysis*; D002455:Cell Division; D004247:DNA / Q000096:biosynthesis; D006412:Hematopoietic Stem Cells / Q000166:cytology* / Q000378:metabolism; D051379:Mice; D013950:Thymus Gland / Q000032:analysis; D014020:Tissue Extracts
D014020:Tissue Extracts; D004247:DNA