Featured Publications
ALKBH5 modulates hematopoietic stem and progenitor cell energy metabolism through m6A modification-mediated RNA stability control
Gao Y, Zimmer J, Vasic R, Liu C, Gbyli R, Zheng S, Patel A, Liu W, Qi Z, Li Y, Nelakanti R, Song Y, Biancon G, Xiao A, Slavoff S, Kibbey R, Flavell R, Simon M, Tebaldi T, Li H, Halene S. ALKBH5 modulates hematopoietic stem and progenitor cell energy metabolism through m6A modification-mediated RNA stability control. Cell Reports 2023, 42: 113163. PMID: 37742191, PMCID: PMC10636609, DOI: 10.1016/j.celrep.2023.113163.Peer-Reviewed Original ResearchConceptsAlkB homolog 5Post-transcriptional regulatory mechanismsHematopoietic stemNumerous cellular processesProgenitor cell fitnessEnergy metabolismMitochondrial ATP productionMethyladenosine (m<sup>6</sup>A) RNA modificationTricarboxylic acid cycleCell energy metabolismHuman hematopoietic cellsMitochondrial energy productionCell fitnessCellular processesRNA modificationsRNA methylationRegulatory mechanismsEnzyme transcriptsATP productionHomolog 5Acid cycleΑ-ketoglutarateHematopoietic cellsMessenger RNAΑ-KGHigh-plex protein and whole transcriptome co-mapping at cellular resolution with spatial CITE-seq
Liu Y, DiStasio M, Su G, Asashima H, Enninful A, Qin X, Deng Y, Nam J, Gao F, Bordignon P, Cassano M, Tomayko M, Xu M, Halene S, Craft J, Hafler D, Fan R. High-plex protein and whole transcriptome co-mapping at cellular resolution with spatial CITE-seq. Nature Biotechnology 2023, 41: 1405-1409. PMID: 36823353, PMCID: PMC10567548, DOI: 10.1038/s41587-023-01676-0.Peer-Reviewed Original ResearchMicrofluidic Immuno‐Serolomic Assay Reveals Systems Level Association with COVID‐19 Pathology and Vaccine Protection
Kim D, Biancon G, Bai Z, VanOudenhove J, Liu Y, Kothari S, Gowda L, Kwan J, Buitrago‐Pocasangre N, Lele N, Asashima H, Racke M, Wilson J, Givens T, Tomayko M, Schulz W, Longbrake E, Hafler D, Halene S, Fan R. Microfluidic Immuno‐Serolomic Assay Reveals Systems Level Association with COVID‐19 Pathology and Vaccine Protection. Small Methods 2023, 7: e2300594. PMID: 37312418, PMCID: PMC10592458, DOI: 10.1002/smtd.202300594.Peer-Reviewed Original ResearchConceptsB cell depletion therapyAcute COVID infectionAnti-spike IgGHigh-risk patientsCoronavirus disease-19COVID-19 pathologyDepletion therapyVaccine protectionAntibody responseCOVID infectionHematologic malignanciesImmune protectionDisease-19Healthy donorsMultiple time pointsSerology assaysBlood samplesSoluble markersB cellsImmunization strategiesPatientsFunctional deficiencySerological analysisTime pointsClonotype diversityPrecision analysis of mutant U2AF1 activity reveals deployment of stress granules in myeloid malignancies
Biancon G, Joshi P, Zimmer JT, Hunck T, Gao Y, Lessard MD, Courchaine E, Barentine AES, Machyna M, Botti V, Qin A, Gbyli R, Patel A, Song Y, Kiefer L, Viero G, Neuenkirchen N, Lin H, Bewersdorf J, Simon MD, Neugebauer KM, Tebaldi T, Halene S. Precision analysis of mutant U2AF1 activity reveals deployment of stress granules in myeloid malignancies. Molecular Cell 2022, 82: 1107-1122.e7. PMID: 35303483, PMCID: PMC8988922, DOI: 10.1016/j.molcel.2022.02.025.Peer-Reviewed Original ResearchDeconvolution of in vivo protein-RNA contacts using fractionated eCLIP-seq
Biancon G, Busarello E, Joshi P, Lesch B, Halene S, Tebaldi T. Deconvolution of in vivo protein-RNA contacts using fractionated eCLIP-seq. STAR Protocols 2022, 3: 101823. PMID: 36595959, PMCID: PMC9676202, DOI: 10.1016/j.xpro.2022.101823.Peer-Reviewed Original ResearchConceptsProtein-RNA interactionsIndividual RNA-binding proteinsTranscriptome-wide analysisThousands of RNAsProtein-RNA contactsRNA-binding proteinSingle nucleotide levelComputational analysis pipelineRNA processingMulticomponent complexesRNA immunoprecipitationRead countsComplete detailsAnalysis pipelineAdditional levelProteinImmunoprecipitationRNAInteractionComplexesIs it the time to integrate novel sequencing technologies into clinical practice?
VanOudenhove J, Halene S, Mendez L. Is it the time to integrate novel sequencing technologies into clinical practice? Current Opinion In Hematology 2022, 30: 70-77. PMID: 36602939, DOI: 10.1097/moh.0000000000000754.Peer-Reviewed Reviews, Practice Guidelines, Standards, and Consensus StatementsConceptsNovel sequencing technologiesSequencing technologiesUnprecedented biological insightsNext-generation sequencing techniquesDNA sequencing technologiesHigh-throughput NGSRare cell populationsBiological insightsMultiomics approachSequencing techniquesGenotype-phenotype correlationClonal diversityCellular resolutionMechanistic insightsCell populationsPhenotype correlationMyeloid diseasesClonesClonal hierarchyClonal haematopoiesisResidual clonesInsightsSeqDiversityImproved captureIn vivo anti-tumor effect of PARP inhibition in IDH1/2 mutant MDS/AML resistant to targeted inhibitors of mutant IDH1/2
Gbyli R, Song Y, Liu W, Gao Y, Biancon G, Chandhok NS, Wang X, Fu X, Patel A, Sundaram R, Tebaldi T, Mamillapalli P, Zeidan AM, Flavell RA, Prebet T, Bindra RS, Halene S. In vivo anti-tumor effect of PARP inhibition in IDH1/2 mutant MDS/AML resistant to targeted inhibitors of mutant IDH1/2. Leukemia 2022, 36: 1313-1323. PMID: 35273342, PMCID: PMC9103411, DOI: 10.1038/s41375-022-01536-x.Peer-Reviewed Original ResearchConceptsAcute myeloid leukemiaMyelodysplastic syndromeMDS/acute myeloid leukemiaRefractory acute myeloid leukemiaPARP inhibitionVivo anti-tumor effectsAlternate therapeutic optionsSubset of AMLAnti-tumor effectsPre-clinical studiesRibose polymerase inhibitorsSerial transplantation assaysHomologous recombination defectsTherapeutic optionsTreatment optionsOverall engraftmentHigh relapseIDH inhibitionMyeloid leukemiaIsocitrate dehydrogenase 1Small molecule inhibitorsCell frequencyXeno-graftsIDH1/2 mutationsMalignant transformationCombined liver–cytokine humanization comes to the rescue of circulating human red blood cells
Song Y, Shan L, Gbyli R, Liu W, Strowig T, Patel A, Fu X, Wang X, Xu ML, Gao Y, Qin A, Bruscia EM, Tebaldi T, Biancon G, Mamillapalli P, Urbonas D, Eynon E, Gonzalez DG, Chen J, Krause DS, Alderman J, Halene S, Flavell RA. Combined liver–cytokine humanization comes to the rescue of circulating human red blood cells. Science 2021, 371: 1019-1025. PMID: 33674488, PMCID: PMC8292008, DOI: 10.1126/science.abe2485.Peer-Reviewed Original ResearchConceptsRed blood cellsBlood cellsHuman sickle cell diseaseSickle cell diseaseImmunodeficient murine modelKupffer cell densityBone marrow failureMISTRG miceIntrasplenic injectionSCD pathologyCell diseaseMurine modelComplement C3RBC survivalVivo modelHuman cytokinesPreclinical testingHematopoietic stem cellsHuman red blood cellsMarrow failureFumarylacetoacetate hydrolase geneHuman erythropoiesisHuman liverHuman hepatocytesMiceTranscriptome-wide quantification of double-stranded RNAs in live mouse tissues by dsRIP-Seq
Gao Y, Chen S, Halene S, Tebaldi T. Transcriptome-wide quantification of double-stranded RNAs in live mouse tissues by dsRIP-Seq. STAR Protocols 2021, 2: 100366. PMID: 33778776, PMCID: PMC7982789, DOI: 10.1016/j.xpro.2021.100366.Peer-Reviewed Original ResearchConceptsDouble-stranded RNALive mouse tissuesDeleterious innate immune responseInnate immune responseEndogenous double-stranded RNAMouse tissuesMultiple regulatory functionsRecognition of RNADownstream computational analysisImmune responseRNA editingActivate innate immune responsesRegulatory functionsComplete detailsRNAImmunoprecipitationTissue isolationComplete protocolGao etComputational analysisSequencingTissueEditingm6A Modification Prevents Formation of Endogenous Double-Stranded RNAs and Deleterious Innate Immune Responses during Hematopoietic Development
Gao Y, Vasic R, Song Y, Teng R, Liu C, Gbyli R, Biancon G, Nelakanti R, Lobben K, Kudo E, Liu W, Ardasheva A, Fu X, Wang X, Joshi P, Lee V, Dura B, Viero G, Iwasaki A, Fan R, Xiao A, Flavell RA, Li HB, Tebaldi T, Halene S. m6A Modification Prevents Formation of Endogenous Double-Stranded RNAs and Deleterious Innate Immune Responses during Hematopoietic Development. Immunity 2020, 52: 1007-1021.e8. PMID: 32497523, PMCID: PMC7408742, DOI: 10.1016/j.immuni.2020.05.003.Peer-Reviewed Original ResearchConceptsDouble-stranded RNADeleterious innate immune responseMammalian hematopoietic developmentEndogenous double-stranded RNAHematopoietic developmentInnate immune responseAbundant RNA modificationMurine fetal liverPattern recognition receptor pathwaysImmune responseProtein codingDsRNA formationRNA modificationsWriter METTL3Hematopoietic defectsPerinatal lethalityNative stateConditional deletionAberrant innate immune responsesLoss of METTL3Hematopoietic failureReceptor pathwayAberrant immune responsePrevents formationFetal liverHigh-Spatial-Resolution Multi-Omics Sequencing via Deterministic Barcoding in Tissue
Liu Y, Yang M, Deng Y, Su G, Enninful A, Guo CC, Tebaldi T, Zhang D, Kim D, Bai Z, Norris E, Pan A, Li J, Xiao Y, Halene S, Fan R. High-Spatial-Resolution Multi-Omics Sequencing via Deterministic Barcoding in Tissue. Cell 2020, 183: 1665-1681.e18. PMID: 33188776, PMCID: PMC7736559, DOI: 10.1016/j.cell.2020.10.026.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAutomationBrainCluster AnalysisDNA Barcoding, TaxonomicDNA, ComplementaryEmbryo, MammalianEyeFemaleGene Expression Regulation, DevelopmentalGenomicsHuman Umbilical Vein Endothelial CellsHumansMice, Inbred C57BLMicrofluidicsOrgan SpecificityReproducibility of ResultsRNA, MessengerSingle-Cell AnalysisTranscriptomeConceptsDeterministic barcodingNext-generation sequencingSingle-cell transcriptomesGene expression profilesMajor tissue typesDBiT-seqDNA barcodesDevelopmental biologyExpression profilesEarly organogenesisCancer biologyCell typesBarcodingTissue typesSequencingBarcodesBiologyRapid identificationSets of barcodesTranscriptomeParallel microfluidic channelsOrganogenesisEmbryosProteinTissue pixelsA highly efficient and faithful MDS patient-derived xenotransplantation model for pre-clinical studies
Song Y, Rongvaux A, Taylor A, Jiang T, Tebaldi T, Balasubramanian K, Bagale A, Terzi YK, Gbyli R, Wang X, Fu X, Gao Y, Zhao J, Podoltsev N, Xu M, Neparidze N, Wong E, Torres R, Bruscia EM, Kluger Y, Manz MG, Flavell RA, Halene S. A highly efficient and faithful MDS patient-derived xenotransplantation model for pre-clinical studies. Nature Communications 2019, 10: 366. PMID: 30664659, PMCID: PMC6341122, DOI: 10.1038/s41467-018-08166-x.Peer-Reviewed Original ResearchConceptsPatient-derived xenograftsMyelodysplastic syndromeXenotransplantation modelDysplastic morphologyImmunodeficient murine hostsPre-clinical studiesMDS stem cellsMDS subtypesComprehensive preclinical studiesPreclinical studiesTherapeutic efficacyMurine hostSerial transplantationDrug mechanismsMDS researchStem cell propagationStem cellsDifferentiation potentialHematopoietic stem cell nicheGenetic complexityNovel avenuesStem cell nicheCell propagationDisease representationsImmunodeficientHow do messenger RNA splicing alterations drive myelodysplasia?
Joshi P, Halene S, Abdel-Wahab O. How do messenger RNA splicing alterations drive myelodysplasia? Blood 2017, 129: 2465-2470. PMID: 28348147, PMCID: PMC5418633, DOI: 10.1182/blood-2017-02-692715.Commentaries, Editorials and Letters
2024
The human CD47 checkpoint is targeted by an immunosuppressive Aedes aegypti salivary factor to enhance arboviral skin infectivity
Marin-Lopez A, Huck J, Esterly A, Azcutia V, Rosen C, Garcia-Milian R, Sefik E, Vidal-Pedrola G, Raduwan H, Chen T, Arora G, Halene S, Shaw A, Palm N, Flavell R, Parkos C, Thangamani S, Ring A, Fikrig E. The human CD47 checkpoint is targeted by an immunosuppressive Aedes aegypti salivary factor to enhance arboviral skin infectivity. Science Immunology 2024, 9: eadk9872. PMID: 39121194, DOI: 10.1126/sciimmunol.adk9872.Peer-Reviewed Original ResearchConceptsSuppress antiviral responsesArthropod proteinsPathogen replicationAntiviral responseProtein AVertebrate hostsMosquito salivary proteinsUp-regulatedBlood feedingHuman macrophagesPleomorphic effectsSkin infectionsZika virus disseminationInhibit proinflammatory responsesSalivary proteinsProteinNatural ligandWhite blood cellsHuman skin explantsProinflammatory responseMosquito salivaVirus disseminationHuman CD47Salivary factorsArbovirus infectionClonal Hematopoiesis Is Associated With Cardiomyopathy During Solid Tumor Therapy
Leveille E, Jaber Cheheyeb R, Matute-Martinez C, Chen N, Jayakrishnan R, Christofides A, Lin D, Im Y, Biancon G, VanOudenhove J, Halene S, Kwan J. Clonal Hematopoiesis Is Associated With Cardiomyopathy During Solid Tumor Therapy. JACC CardioOncology 2024 DOI: 10.1016/j.jaccao.2024.05.013.Peer-Reviewed Original ResearchPD-1H/VISTA mediates immune evasion in acute myeloid leukemia
Kim T, Han X, Hu Q, Vandsemb E, Fielder C, Hong J, Kim K, Mason E, Plowman R, Wang J, Wang Q, Zhang J, Badri T, Sanmamed M, Zheng L, Zhang T, Alawa J, Lee S, Zeidan A, Halene S, Pillai M, Chandhok N, Lu J, Xu M, Gore S, Chen L. PD-1H/VISTA mediates immune evasion in acute myeloid leukemia. Journal Of Clinical Investigation 2024, 134 PMID: 38060328, PMCID: PMC10836799, DOI: 10.1172/jci164325.Peer-Reviewed Original ResearchCurrent Opinion in Hematology
Halene S. Current Opinion in Hematology. Current Opinion In Hematology 2024, 31: 39. DOI: 10.1097/moh.0000000000000799.Commentaries, Editorials and LettersIntegrated genetic, epigenetic, and immune landscape of TP53 mutant AML and higher risk MDS treated with azacitidine
Zeidan A, Bewersdorf J, Hasle V, Shallis R, Thompson E, de Menezes D, Rose S, Boss I, Halene S, Haferlach T, Fox B. Integrated genetic, epigenetic, and immune landscape of TP53 mutant AML and higher risk MDS treated with azacitidine. Therapeutic Advances In Hematology 2024, 15: 20406207241257904. PMID: 38883163, PMCID: PMC11180421, DOI: 10.1177/20406207241257904.Peer-Reviewed Original ResearchHigher-risk myelodysplastic syndromesAcute myeloid leukemiaBone marrowMutation statusImmune landscapeImmunological landscapeAnti-PD-L1 antibody durvalumabHR-MDS patientsWild-type acute myeloid leukemiaTP53-mutant acute myeloid leukemiaMutant acute myeloid leukemiaAzacitidine-based therapyWild-type patientsImmune checkpoint proteinsImmune checkpoint expressionT cell populationsWild-typeStatistically significant decreaseAZA therapyImmunosuppressive microenvironmentPD-L1Mutant patientsDNA methylation arraysCheckpoint expressionMyelodysplastic syndrome
2023
A multicenter phase Ib trial of the histone deacetylase inhibitor entinostat in combination with pembrolizumab in patients with myelodysplastic syndromes/neoplasms or acute myeloid leukemia refractory to hypomethylating agents
Bewersdorf J, Shallis R, Sharon E, Park S, Ramaswamy R, Roe C, Irish J, Caldwell A, Wei W, Yacoub A, Madanat Y, Zeidner J, Altman J, Odenike O, Yerrabothala S, Kovacsovics T, Podoltsev N, Halene S, Little R, Piekarz R, Gore S, Kim T, Zeidan A. A multicenter phase Ib trial of the histone deacetylase inhibitor entinostat in combination with pembrolizumab in patients with myelodysplastic syndromes/neoplasms or acute myeloid leukemia refractory to hypomethylating agents. Annals Of Hematology 2023, 103: 105-116. PMID: 38036712, DOI: 10.1007/s00277-023-05552-4.Peer-Reviewed Original ResearchConceptsDose-limiting toxicityAcute myeloid leukemiaMarrow complete remissionPhase Ib trialAdverse eventsIb trialDose escalationNCI Cancer Therapy Evaluation ProgramAcute myeloid leukemia refractoryHematologic adverse eventsProtocol-defined responseDose level 1Anti-PD1 therapyAnti-PD1 antibodyDose-escalation designLimited clinical efficacySystems immunology approachHistone deacetylase inhibitor entinostatLeukemia refractoryMCR patientsComplete remissionRespiratory failureSuppressor cellsEscalation designClinical efficacyClassification, risk stratification and response assessment in myelodysplastic syndromes/neoplasms (MDS): A state-of-the-art report on behalf of the International Consortium for MDS (icMDS)
Stahl M, Bewersdorf J, Xie Z, Porta M, Komrokji R, Xu M, Abdel-Wahab O, Taylor J, Steensma D, Starczynowski D, Sekeres M, Sanz G, Sallman D, Roboz G, Platzbecker U, Patnaik M, Padron E, Odenike O, Nimer S, Nazha A, Majeti R, Loghavi S, Little R, List A, Kim T, Hourigan C, Hasserjian R, Halene S, Griffiths E, Gore S, Greenberg P, Figueroa M, Fenaux P, Efficace F, DeZern A, Daver N, Churpek J, Carraway H, Buckstein R, Brunner A, Boultwood J, Borate U, Bejar R, Bennett J, Wei A, Santini V, Savona M, Zeidan A. Classification, risk stratification and response assessment in myelodysplastic syndromes/neoplasms (MDS): A state-of-the-art report on behalf of the International Consortium for MDS (icMDS). Blood Reviews 2023, 62: 101128. PMID: 37704469, DOI: 10.1016/j.blre.2023.101128.Peer-Reviewed Reviews, Practice Guidelines, Standards, and Consensus StatementsConceptsInternational consensus classificationResponse assessmentWorld Health Organization classificationPatient-centered careRisk assessment toolClinical outcomesRisk stratificationOrganization classificationCentered careTherapeutic benefitTherapeutic outcomesConsensus classificationResponse criteriaInternational ConsortiumNeoplasmsLife assessmentAssessment toolOutcomesReportAssessmentPrognosticationCare