2008
Correction of a splice-site mutation in the beta-globin gene stimulated by triplex-forming peptide nucleic acids
Chin JY, Kuan JY, Lonkar PS, Krause DS, Seidman MM, Peterson KR, Nielsen PE, Kole R, Glazer PM. Correction of a splice-site mutation in the beta-globin gene stimulated by triplex-forming peptide nucleic acids. Proceedings Of The National Academy Of Sciences Of The United States Of America 2008, 105: 13514-13519. PMID: 18757759, PMCID: PMC2533221, DOI: 10.1073/pnas.0711793105.Peer-Reviewed Original ResearchConceptsBeta-globin geneEndogenous beta-globin locusSplice site mutationHuman cellsPrimary hematopoietic progenitor cellsBeta-globin locusAltered helical structureHuman beta-globin geneSingle base pair changeSingle base-pair modificationTriplex-forming peptide nucleic acidsDonor DNA moleculesBase pair changesCell cycle stageDisease-related genesDonor DNA fragmentsNucleic acidsProper splicingSite-specific bindingSite-specific modificationMammalian cellsHematopoietic progenitor cellsDNA repairSecond intronGene locus
2006
SALL4, a novel oncogene, is constitutively expressed in human acute myeloid leukemia (AML) and induces AML in transgenic mice
Ma Y, Cui W, Yang J, Qu J, Di C, Amin HM, Lai R, Ritz J, Krause DS, Chai L. SALL4, a novel oncogene, is constitutively expressed in human acute myeloid leukemia (AML) and induces AML in transgenic mice. Blood 2006, 108: 2726-2735. PMID: 16763212, PMCID: PMC1895586, DOI: 10.1182/blood-2006-02-001594.Peer-Reviewed Original ResearchMeSH KeywordsAlternative SplicingAnimalsApoptosisBase SequenceBeta CateninCloning, MolecularColony-Forming Units AssayDNA, ComplementaryDNA, NeoplasmDNA-Binding ProteinsGene ExpressionHematopoiesisHumansLeukemia, Myeloid, AcuteMiceMice, TransgenicMyelodysplastic SyndromesNeoplasm TransplantationOncogenesProtein IsoformsRNA, MessengerRNA, NeoplasmSignal TransductionTranscription FactorsWnt ProteinsConceptsAcute myeloid leukemiaMyeloid leukemiaMurine modelTransgenic miceHuman primary acute myeloid leukemiaMDS/acute myeloid leukemiaPrimary acute myeloid leukemiaHuman acute myeloid leukemiaLeukemia stem cellsAML transformationMyelodysplastic syndromePolymerase chain reactionWnt/beta-catenin pathwayZinc finger transcriptional factorNovel oncogeneBeta-catenin pathwayLeukemogenic potentialConstitutive expressionChain reactionPathway's roleLeukemiaSALL4MiceStem cellsMouse marrow
1999
A nuclear factor Y (NFY) site positively regulates the human CD34 stem cell gene.
Radomska H, Satterthwaite A, Taranenko N, Narravula S, Krause D, Tenen D. A nuclear factor Y (NFY) site positively regulates the human CD34 stem cell gene. Blood 1999, 94: 3772-80. PMID: 10572091, DOI: 10.1182/blood.v94.11.3772.423k19_3772_3780.Peer-Reviewed Original ResearchConceptsHuman CD34 geneUntranslated regionCD34 geneC-MybPromoter activityCell-cycle regulated expressionMurine CD34 geneC-Myb binding sitesElectrophoretic mobility shift assaysNuclear factor Y (NF-Y) sitesTranscription factor NFYCCAAT box motifStem cell genesMobility shift assaysOptimal promoter activityReporter gene activityAntibody supershift experimentsEarly hematopoietic cellsTransient transfection experimentsBox motifCombinatorial actionGene activityPromoter functionOligonucleotide competitionCis elementsFunctional activity of murine CD34+and CD34− hematopoietic stem cell populations
Donnelly D, Zelterman D, Sharkis S, Krause D. Functional activity of murine CD34+and CD34− hematopoietic stem cell populations. Experimental Hematology 1999, 27: 788-796. PMID: 10340393, DOI: 10.1016/s0301-472x(99)00032-6.Peer-Reviewed Original ResearchConceptsHematopoietic stem cellsCD34-LinStem cellsMurine bone marrow cellsHematopoietic stem cell populationStem cell populationCD34- hematopoietic stem cellsCompetitive repopulation experimentsHuman hematopoietic stem cellsClinical transplantation protocolsLong-term engraftmentBone marrowMarrow repopulating cellsBone marrow cellsDistinct populationsRepopulation experimentsRepopulating cellsCell populationsBone marrow repopulating cellsCD34 cellsMarrow cellsCell numberCellsFunctional activityBone marrow reconstitution
1997
Regulation of CD34 expression in differentiating M1 cells.
Krause DS, Kapadia SU, Raj NB, May WS. Regulation of CD34 expression in differentiating M1 cells. Experimental Hematology 1997, 25: 1051-61. PMID: 9293902.Peer-Reviewed Original ResearchMeSH Keywords3T3 CellsAnimalsAntigens, CD34Base SequenceBinding SitesCell DifferentiationCells, CulturedDNA-Binding ProteinsDown-RegulationGene Expression RegulationGene Expression Regulation, DevelopmentalGene Expression Regulation, NeoplasticHematopoiesisLeukemia, MyeloidMiceMolecular Sequence DataNuclear ProteinsRNA, MessengerTranscription, GeneticConceptsTranscription initiation siteUntranslated regionPromoter activityHematopoietic stemCell type-specific expressionSecondary structureTATA-less promoterPromoter-luciferase reporter constructsFull promoter activityUpstream genomic DNAProgenitor cellsTranslation start siteMature blood cellsType-specific expressionOptimal promoter activityExtensive secondary structureP1 nuclease digestionCell-specific factorsTranscriptional initiationGene regulationTranscription factorsConsensus sitesStart siteRegulatory elementsTATA element
1995
Full-Length But Not Truncated CD34 Inhibits Hematopoietic Ceil Differentiation of Ml Cells
Fackler M, Krause D, Smith O, Civin C, May W. Full-Length But Not Truncated CD34 Inhibits Hematopoietic Ceil Differentiation of Ml Cells. Blood 1995, 85: 3040-3047. PMID: 7538813, DOI: 10.1182/blood.v85.11.3040.bloodjournal85113040.Peer-Reviewed Original ResearchMeSH KeywordsAcute DiseaseAnimalsAntigens, CDAntigens, CD34Base SequenceCell DifferentiationGene Expression Regulation, LeukemicGrowth InhibitorsHematopoietic Stem CellsInterleukin-6Leukemia Inhibitory FactorLeukemia, MyeloidLymphokinesMacrophagesMiceMolecular Sequence DataPeptide FragmentsPhagocytosisRecombinant Fusion ProteinsTumor Cells, CulturedConceptsFull-length CD34Developmental stage-specific mannerM1 myeloid leukemia cellsTerminal myeloid differentiationMurine hematopoietic stemStage-specific mannerProgenitor cellsHematopoietic cell differentiationCD34 proteinNegative regulatory roleCytoplasmic tail domainMurine M1 myeloid leukemia cellsStem/progenitor cellsArrest phenotypeFunction of CD34Tail domainTerminal differentiationCell differentiationRegulatory roleMyeloid differentiationHematopoietic stemDomain regionLeukemia inhibitory factorHematopoietic cellsMyeloid leukemia cells
1994
Characterization of Murine CD34, a Marker for Hematopoietic Progenitor and Stem Cells
Krause D, Ito T, Fackler M, Smith O, Collector M, Sharkis S, May W. Characterization of Murine CD34, a Marker for Hematopoietic Progenitor and Stem Cells. Blood 1994, 84: 691-701. PMID: 7519070, DOI: 10.1182/blood.v84.3.691.691.Peer-Reviewed Original ResearchConceptsFull-length CD34Colony-forming unit-spleenM1 leukemia cellsMurine CD34Stem cellsHematopoietic progenitorsMurine hematopoietic stem cellsProgenitor cellsBone marrow cellsEmbryonic stem cellsHuman hematopoietic stemPotential functional differencesLong-term repopulating abilityCell linesFunctional hematopoietic progenitorsFull-length formCHO-K1 cell lineDifferent cell typesMurine cell linesPattern of expressionPA6 stromal cellsHematopoietic stem cellsLeukemia cellsHematopoietic progenitor cellsApparent molecular weight