GlobinsThalassemiabeta-GlobinsReticulocytesLeukemia, Erythroblastic, Acutebeta-Thalassemiaalpha-GlobinsLocus Control RegionHemoglobins, AbnormalHemoglobinopathiesFetal HemoglobinGenesHemoglobin, SickleRNA, MessengerBase SequenceHemoglobin A2Interleukin-1betaNucleic Acid HybridizationHemoglobinsDNA Restriction EnzymesHeminAnemia, Sickle CellMolecular Sequence Databeta 2-MicroglobulinCollodionDNAErythrocytesGene Expression RegulationErythropoiesis