2024
CDK9 phosphorylates RUNX1 to promote megakaryocytic fate in megakaryocytic-erythroid progenitors
Kwon N, Lu Y, Thompson E, Mancuso R, Wang L, Zhang P, Krause D. CDK9 phosphorylates RUNX1 to promote megakaryocytic fate in megakaryocytic-erythroid progenitors. Blood 2024, 144: 1800-1812. PMID: 39102635, PMCID: PMC11530366, DOI: 10.1182/blood.2024023963.Peer-Reviewed Original ResearchMegakaryocytic-erythroid progenitorsWild-typeFate specificationRUNX1 levelsCell lines expressing wild-typeHuman erythroleukemiaInhibition of CDK9Cell-type specific transcription factorsMK-specificRUNX1 variantsDifferentially regulates expressionErythroid commitmentHematopoietic homeostasisHuman erythroleukemia cellsMK progenitorsOverexpression of RUNX1Megakaryocyte fateDecreased expressionRUNX1Mimetic mutationNon-phosphorylatableTranscription machineryFunctional efficacySerine/threonine phosphorylationSerine/threonine kinase
2017
Hematopoietic defects in response to reduced Arhgap21
Xavier-Ferrucio J, Ricon L, Vieira K, Longhini AL, Lazarini M, Bigarella CL, Franchi G, Krause DS, Saad STO. Hematopoietic defects in response to reduced Arhgap21. Stem Cell Research 2017, 26: 17-27. PMID: 29212046, PMCID: PMC6084430, DOI: 10.1016/j.scr.2017.11.014.Peer-Reviewed Original ResearchConceptsErythroid commitmentProgenitor cellsSerial bone marrow transplantationHuman primary cellsProtein familyRho GTPasesHematopoietic progenitor cellsPhenotypic HSCsRho GTPaseHematopoietic defectsRhoC activityNegative regulatorARHGAP21Hematopoietic stemHematopoietic cellsMyeloid progenitorsProgenitor coloniesPrimary cellsBone marrow cellsCancer cellsFunctional aspectsHaploinsufficient miceMarrow cellsCellsGTPases