Reticulocyte CountReticulocytesErythrocyte CountBone MarrowBlood Cell CountAnemia, NeonatalErythropoiesisErythropoietinHematocritBone Marrow CellsAnemia, Sickle CellAnemia, Hemolytic, AutoimmuneHeinz BodiesHemoglobinsErythrocyte AgingBone Marrow TransplantationAnemia, HemolyticAnemiaHematologic TestsPhenylhydrazinesErythrocytesCoombs TestBloodlettingErythrocyte IndicesHemolysisAnemia, MacrocyticFetal HemoglobinIronRed-Cell Aplasia, PureAnemia, AplasticHematopoiesisErythrocyte TransfusionRecombinant ProteinsRabbitsLeukocyte CountBlood TransfusionFerritinsBone Marrow DiseasesProtein BiosynthesisSpleenBone Marrow ExaminationPlatelet CountCell-Free SystemHematopoietic Stem CellsInjections, SubcutaneousBone Marrow NeoplasmsPeptide Initiation FactorsCD4 Lymphocyte CountInfant, NewbornCell CountBone Marrow PurgingGlobinsColony-Forming Units AssayRNA, MessengerHeminTransplantation, HomologousPeptide Chain Initiation, Translational