PancytopeniaBone MarrowBone Marrow CellsBone Marrow TransplantationHematopoietic Stem CellsBone and BonesBone Marrow DiseasesAnemia, AplasticFibrosisBone Marrow ExaminationCystic FibrosisLymphohistiocytosis, HemophagocyticHypersplenismHistiocytosis, Non-Langerhans-CellAnemia, MegaloblasticBone RemodelingMyelodysplastic SyndromesFatal OutcomeBone Marrow NeoplasmsHematopoiesisAnemia, MacrocyticBlood Cell CountBone DensityLymphomatoid GranulomatosisTransplantation, HomologousSplenomegalyHemoglobinuria, ParoxysmalTuberculosis, MiliaryMice, Inbred C57BLColony-Forming Units AssayPrimary MyelofibrosisBone ResorptionThrombocytopeniaBone Marrow PurgingFanconi AnemiaTachycardia, Sinus