2024
Dexamethasone Targets E2F4 to Induce Erythroid Progenitor Renewal
Papoin J, Schulz V, Khan F, Barnes B, Lipton J, Steiner L, Narla M, Gallagher P, Blanc L. Dexamethasone Targets E2F4 to Induce Erythroid Progenitor Renewal. Blood 2024, 144: 1076. DOI: 10.1182/blood-2024-211687.Peer-Reviewed Original ResearchDiamond-Blackfan anemiaCD34+ cellsErythroid progenitorsSteroid responsivenessExpression of E2F4Peripheral bloodBone marrowE2F4 expressionDex treatmentCultured CD34+ cellsInherited bone marrow failure syndromeMechanisms of steroid responseSide effectsBone marrow failure syndromesDiamond-Blackfan anemia patientsBone marrow erythroid progenitorsIncreased expressionMechanisms of corticosteroid actionAssociated with side effectsIncreased risk of infectionMarrow failure syndromesResponse to steroidsGene promoterSerum-free culture systemMarrow erythroid progenitors
2014
Pomalidomide Modulates Transcription Networks Regulating Human Erythropoiesis and Globin Switching: Implications for Treatment of Hemoglobinopathies
Dulmovits B, Appiah-Kubi A, Papoin J, Gould M, An X, Mohandas N, Gallagher P, Lipton J, Liu J, Blanc L. Pomalidomide Modulates Transcription Networks Regulating Human Erythropoiesis and Globin Switching: Implications for Treatment of Hemoglobinopathies. Blood 2014, 124: 1375. DOI: 10.1182/blood.v124.21.1375.1375.Peer-Reviewed Original ResearchSickle cell diseaseWestern blot analysisΓ-globin productionSide effectsDay 6Painful vaso-occlusive crisesSecond-generation immunomodulatory drugMay-Grunwald Giemsa stainingVaso-occlusive crisisSignificant side effectsQRT-PCRCurrent treatment approachesHbF productionErythroid differentiationBlot analysisFlow cytometric analysisRed cell sicklingMechanism of actionImmunomodulatory drugsNormal samplesPeripheral bloodPharmacologic interventionsCulture systemCell diseaseSimilar dose