2024
Data-driven, harmonised classification system for myelodysplastic syndromes: a consensus paper from the International Consortium for Myelodysplastic Syndromes
Komrokji R, Lanino L, Ball S, Bewersdorf J, Marchetti M, Maggioni G, Travaglino E, Al Ali N, Fenaux P, Platzbecker U, Santini V, Diez-Campelo M, Singh A, Jain A, Aguirre L, Tinsley-Vance S, Schwabkey Z, Chan O, Xie Z, Brunner A, Kuykendall A, Bennett J, Buckstein R, Bejar R, Carraway H, DeZern A, Griffiths E, Halene S, Hasserjian R, Lancet J, List A, Loghavi S, Odenike O, Padron E, Patnaik M, Roboz G, Stahl M, Sekeres M, Steensma D, Savona M, Taylor J, Xu M, Sweet K, Sallman D, Nimer S, Hourigan C, Wei A, Sauta E, D’Amico S, Asti G, Castellani G, Delleani M, Campagna A, Borate U, Sanz G, Efficace F, Gore S, Kim T, Daver N, Garcia-Manero G, Rozman M, Orfao A, Wang A, Foucar M, Germing U, Haferlach T, Scheinberg P, Miyazaki Y, Iastrebner M, Kulasekararaj A, Cluzeau T, Kordasti S, van de Loosdrecht A, Ades L, Zeidan A, Della Porta M, Syndromes I. Data-driven, harmonised classification system for myelodysplastic syndromes: a consensus paper from the International Consortium for Myelodysplastic Syndromes. The Lancet Haematology 2024 PMID: 39393368, DOI: 10.1016/s2352-3026(24)00251-5.Peer-Reviewed Original ResearchGenomic featuresData-driven approachTP53 inactivationGenomic heterogeneityEntity labelsGenetic featuresDel(7q)/-7Myelodysplastic syndromeGenomic profilingData scientistsMutated SF3B1Cluster assignmentComplex karyotypeRUNX1 mutationsModified Delphi consensus processDel(5qIsolated del(5qAcute myeloid leukemiaData-drivenDelphi consensus processMarrow blastsIntensive induction chemotherapy vs hypomethylating agents in combination with venetoclax in NPM1-mutant AML
Bewersdorf J, Shimony S, Shallis R, Liu Y, Berton G, Schaefer E, Zeidan A, Goldberg A, Stein E, Marcucci G, Bystrom R, Lindsley R, Chen E, Perez J, Stein A, Pullarkat V, Aldoss I, DeAngelo D, Neuberg D, Stone R, Garciaz S, Ball B, Stahl M. Intensive induction chemotherapy vs hypomethylating agents in combination with venetoclax in NPM1-mutant AML. Blood Advances 2024, 8: 4845-4855. PMID: 38941537, PMCID: PMC11416634, DOI: 10.1182/bloodadvances.2024012858.Peer-Reviewed Original ResearchIntensive induction chemotherapyAcute myeloid leukemiaNPM1-Mutant Acute Myeloid LeukemiaInduction chemotherapyHypomethylating agentsMulticenter retrospective cohort study of patientsPatients treated with ICAllogeneic stem cell transplantationRetrospective cohort study of patientsMulticenter retrospective cohort studyCohort study of patientsComposite complete remissionStem cell transplantationYears-oldFLT3-ITD mutationStudy of patientsStandard of careNormal cytogeneticsComplete remissionCell transplantationNPM1 mutationsMyeloid leukemiaFLT3-ITDYounger patientsOlder patientsBeyond HMAs: Novel targets and therapeutic approaches
Getz T, Bewersdorf J, Kewan T, Stempel J, Bidikian A, Shallis R, Stahl M, Zeidan A. Beyond HMAs: Novel targets and therapeutic approaches. Seminars In Hematology 2024 PMID: 39389839, DOI: 10.1053/j.seminhematol.2024.08.001.Peer-Reviewed Original ResearchAcute myeloid leukemiaDelays progression to acute myeloid leukemiaHeterogeneous group of clonal hematopoietic disordersGroup of clonal hematopoietic disordersMolecular International Prognostic Scoring SystemRandomized phase 3 clinical trialProgression to acute myeloid leukemiaInternational Prognostic Scoring SystemLower-risk MDS patientsRisk stratification of patientsPhase 3 clinical trialsCombination of azacitidineHypomethylating agent combinationsCurrent treatment landscapeFirst line therapyPrognostic Scoring SystemBiomarker-directed therapiesClonal hematopoietic disordersLack of therapeutic agentsStratification of patientsEarly phase trialsErythropoiesis stimulating agentsTreated with therapiesVariable clinical featuresStandard of careAcute myeloid leukemia (AML) with chromosome 3 inversion: biology, management, and clinical outcome
Alhajahjeh A, Bewersdorf J, Bystrom R, Zeidan A, Shimony S, Stahl M. Acute myeloid leukemia (AML) with chromosome 3 inversion: biology, management, and clinical outcome. Leukemia & Lymphoma 2024, ahead-of-print: 1-11. PMID: 38962996, DOI: 10.1080/10428194.2024.2367040.Peer-Reviewed Original ResearchAcute myeloid leukemiaIntensive chemotherapyHypomethylating agentsMyeloid leukemiaAllogeneic stem cell transplantationAcute myeloid leukemia casesAcute myeloid leukemia subtypesStem cell transplantationComplex hematological malignancyCurrent treatment modalitiesRare genetic anomalyCell transplantationHematologic malignanciesTreatment modalitiesClinical outcomesTreatment responseInv(3Genetic alterationsLeukemia developmentTreatment strategiesCellular processesGenetic anomaliesLeukemiaFusion geneClinical implicationsPrognostic impact of 'multi-hit' versus 'single hit' TP53 alteration in patients with acute myeloid leukemia: results from the Consortium on Myeloid Malignancies and Neoplastic Diseases.
Badar T, Nanaa A, Atallah E, Shallis R, Craver E, Li Z, Goldberg A, Saliba A, Patel A, Bewersdorf J, Duvall A, Burkart M, Bradshaw D, Abaza Y, Stahl M, Palmisiano N, Murthy G, Zeidan A, Kota V, Patnaik M, Litzow M. Prognostic impact of 'multi-hit' versus 'single hit' TP53 alteration in patients with acute myeloid leukemia: results from the Consortium on Myeloid Malignancies and Neoplastic Diseases. Haematologica 2024 PMID: 38813716, DOI: 10.3324/haematol.2024.285000.Peer-Reviewed Original ResearchAcute myeloid leukemiaMyelodysplastic syndromeComplex cytogeneticsMyeloid leukemiaAllogeneic hematopoietic stem cell transplantationLower-risk myelodysplastic syndromesHematopoietic stem cell transplantationHigher-risk myelodysplastic syndromesOutcomes of SHStem cell transplantationAllo-HCTTP53 alterationsPrognostic impactMyeloid malignanciesTP53 mutationsCell transplantationFLT3-ITDIDH1 mutationMultivariate analysisSupportive careUS academic institutionsNeoplastic diseasePatientsSuperior EFSPredicting outcomeA first-in-human, phase 1, dose escalation study of SGR-2921 as monotherapy in patients with relapsed/refractory acute myeloid leukemia or myelodysplastic syndrome.
Weiss D, Dinardo C, Strickland S, Skikne B, Zeidan A, Traer E, Carraway H, Carraway H, Frankel S, Wang J, Pirie-Shepherd S, Piccotti J, Wright D, Akinsanya K. A first-in-human, phase 1, dose escalation study of SGR-2921 as monotherapy in patients with relapsed/refractory acute myeloid leukemia or myelodysplastic syndrome. Journal Of Clinical Oncology 2024, 42: tps6590-tps6590. DOI: 10.1200/jco.2024.42.16_suppl.tps6590.Peer-Reviewed Original ResearchEastern Cooperative Oncology GroupCell line-derived xenograftsDose-escalation studyMaximum tolerated dosePatient-derived xenograftsHigh riskEscalation studyTreatment armsEffects of CYP3A4 inhibitionRecommended phase 2 doseRelapsed/refractory acute myeloid leukemiaPhase 2 doseAccelerated titration designMinichromosome maintenance protein 2Preliminary antitumor activityCooperative Oncology GroupFirst-in-humanAcute myeloid leukemiaGrade 2 eventsTreated patient populationTolerated dose levelsAML cell linesAnti-tumor activityInhibition of Cdc7Cancer cell deathDifferentiation syndrome associated with treatment with IDH2 inhibitor enasidenib: pooled analysis from clinical trials
Montesinos P, Fathi A, de Botton S, Stein E, Zeidan A, Zhu Y, Prebet T, Vigil C, Bluemmert I, Yu X, DiNardo C. Differentiation syndrome associated with treatment with IDH2 inhibitor enasidenib: pooled analysis from clinical trials. Blood Advances 2024, 8: 2509-2519. PMID: 38507688, PMCID: PMC11131052, DOI: 10.1182/bloodadvances.2023011914.Peer-Reviewed Original ResearchAcute myeloid leukemiaDevelopment of differentiation syndromeRisk factorsPooled analysisIDH2-mutant acute myeloid leukemiaClinical trialsAcute myeloid leukemia populationMedian time to onsetClinical features of DSBone marrow blastsNon-specific symptomsTime to onsetBaseline risk factorsTreatment of DSSymptoms of DSIdentified risk factorsFeatures of DSMarrow blastsSystemic steroidsPulmonary infiltratesClinical responseMutant IDH2 inhibitorMyeloid leukemiaClinical featuresGrade 3Cost-effectiveness of adding quizartinib to induction chemotherapy for patients with FLT3-mutant acute myeloid leukemia
Bewersdorf J, Patel K, Shallis R, Podoltsev N, Kewan T, Stempel J, Mendez L, Stahl M, Stein E, Huntington S, Goshua G, Zeidan A. Cost-effectiveness of adding quizartinib to induction chemotherapy for patients with FLT3-mutant acute myeloid leukemia. Leukemia & Lymphoma 2024, 65: 1136-1144. PMID: 38648559, PMCID: PMC11265977, DOI: 10.1080/10428194.2024.2344052.Peer-Reviewed Original ResearchQuality-adjusted life yearsCompletion of consolidation therapyFLT3-mutant acute myeloid leukemiaAllogeneic hematopoietic cell transplantationIncremental cost-effectiveness ratioProbabilistic sensitivity analysesImproved overall survivalHematopoietic cell transplantationPartitioned survival analysis modelAcute myeloid leukemiaCost-effectiveness ratioFLT3 inhibitor quizartinibHealth economic implicationsConsolidation therapyInduction chemotherapyAverage wholesale priceOverall survivalCell transplantationContinuous therapyMyeloid leukemiaITD mutationQuizartinibIncremental costCost-effective optionLife yearsClinical activity, pharmacokinetics, and pharmacodynamics of oral hypomethylating agents for myelodysplastic syndromes/neoplasms and acute myeloid leukemia: A multidisciplinary review
Haumschild R, Kennerly-Shah J, Barbarotta L, Zeidan A. Clinical activity, pharmacokinetics, and pharmacodynamics of oral hypomethylating agents for myelodysplastic syndromes/neoplasms and acute myeloid leukemia: A multidisciplinary review. Journal Of Oncology Pharmacy Practice 2024, 30: 721-736. PMID: 38509812, PMCID: PMC11118786, DOI: 10.1177/10781552241238979.Peer-Reviewed Original ResearchOral hypomethylating agentsAcute myeloid leukemiaHypomethylating agentsPK-PD profilesPharmacokinetic (PK)-pharmacodynamicMyeloid leukemiaTreatment selectionPK-PDConcentration-time curveIntravenous (IVImprove treatment outcomesCC-486IV decitabineOral azacitidineMaintenance therapySubcutaneous azacitidineNo significant differenceImprove quality of lifeAzacitidineClinical trialsClinical activityTreatment outcomesDisease settingsDecitabineDisease outcomeHypomethylating agents plus venetoclax compared with intensive induction chemotherapy regimens in molecularly defined secondary AML
Shimony S, Bewersdorf J, Shallis R, Liu Y, Schaefer E, Zeidan A, Goldberg A, Stein E, Marcucci G, Lindsley R, Chen E, Ramos Perez J, Stein A, DeAngelo D, Neuberg D, Stone R, Ball B, Stahl M. Hypomethylating agents plus venetoclax compared with intensive induction chemotherapy regimens in molecularly defined secondary AML. Leukemia 2024, 38: 762-768. PMID: 38378841, DOI: 10.1038/s41375-024-02175-0.Peer-Reviewed Original ResearchAssociated with improved OSHypomethylating agentsCPX-351Overall survivalSplicing factor mutationsCo-mutationsAllogeneic hematopoietic stem cell transplantationAssociated with better OSAssociated with worse OSSecondary acute myeloid leukemiaHematopoietic stem cell transplantationMedian overall survivalStem cell transplantationPatients aged >Acute myeloid leukemiaTreated with daunorubicinLiposomal daunorubicinMonosomal karyotypeNRAS/KRAS mutationsImproved OSSecondary AMLMyeloid diseasesMyeloid neoplasmsAML patientsAML treatmentComparing venetoclax in combination with hypomethylating agents to hypomethylating agent-based therapies for treatment naive TP53-mutated acute myeloid leukemia: results from the Consortium on Myeloid Malignancies and Neoplastic Diseases (COMMAND)
Badar T, Nanaa A, Atallah E, Shallis R, Guilherme S, Goldberg A, Saliba A, Patel A, Bewersdorf J, DuVall A, Bradshaw D, Abaza Y, Murthy G, Palmisiano N, Zeidan A, Kota V, Litzow M. Comparing venetoclax in combination with hypomethylating agents to hypomethylating agent-based therapies for treatment naive TP53-mutated acute myeloid leukemia: results from the Consortium on Myeloid Malignancies and Neoplastic Diseases (COMMAND). Blood Cancer Journal 2024, 14: 32. PMID: 38378617, PMCID: PMC10879201, DOI: 10.1038/s41408-024-01000-2.Peer-Reviewed Original ResearchIntegrated 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 syndromeOral decitabine–cedazuridine versus intravenous decitabine for myelodysplastic syndromes and chronic myelomonocytic leukaemia (ASCERTAIN): a registrational, randomised, crossover, pharmacokinetics, phase 3 study
Garcia-Manero G, McCloskey J, Griffiths E, Yee K, Zeidan A, Al-Kali A, Deeg H, Patel P, Sabloff M, Keating M, Zhu N, Gabrail N, Fazal S, Maly J, Odenike O, Kantarjian H, DeZern A, O'Connell C, Roboz G, Busque L, Buckstein R, Amin H, Randhawa J, Leber B, Shastri A, Dao K, Oganesian A, Hao Y, Keer H, Azab M, Savona M. Oral decitabine–cedazuridine versus intravenous decitabine for myelodysplastic syndromes and chronic myelomonocytic leukaemia (ASCERTAIN): a registrational, randomised, crossover, pharmacokinetics, phase 3 study. The Lancet Haematology 2024, 11: e15-e26. PMID: 38135371, DOI: 10.1016/s2352-3026(23)00338-1.Peer-Reviewed Original ResearchConceptsChronic myelomonocytic leukemiaIntravenous decitabineMyelodysplastic syndromeMyelomonocytic leukemiaOral therapyPrimary endpointAdverse eventsEastern Cooperative Oncology Group performance status 0Treatment cyclesCycle 1Full treatment dosePerformance status 0Treatment-related deathsFrequent adverse eventsSerious adverse eventsPhase 3 studyPhase 3 trialPotential treatment benefitsCommunity-based clinicsAcute myeloid leukemiaNext treatment cycleTreatment of individualsOral decitabineStatus 0Treatment discontinuation
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 efficacyAre We Ready For “Triplet” Therapy in Higher-Risk MDS?
Brunner A, Platzbecker U, DeZern A, Zeidan A. Are We Ready For “Triplet” Therapy in Higher-Risk MDS? Clinical Hematology International 2023, 5: 23-32. PMID: 37933301, PMCID: PMC10625655, DOI: 10.46989/001c.88301.Peer-Reviewed Original ResearchAcute myeloid leukemiaCombination chemotherapyPatient populationOnly disease-modifying therapyNovel combination chemotherapyOngoing therapeutic challengeOlder patient populationUnique patient populationDisease-modifying therapiesCurrent treatment paradigmsTherapeutic challengeTreatment paradigmEffective therapyMyeloid leukemiaNew therapiesAppropriate endpointsTherapyChemotherapyComorbiditiesPatientsTransplantNeoplasmsLeukemiaPopulationDecitabineComparison of the Revised 4 Th (2016) and 5 Th (2022) Editions of the World Health Organization (WHO) Classification in a Cohort of Patients with Lower-Risk Myelodysplastic Syndromes/Neoplasms (MDS) - a Glam Registry (REGLAM) Analysis
Iastrebner M, Zeidan A, Arbelbide J, Velloso E, Pereira T, Boada M, Crisp R, Pereyra P, Reyes J, Zappa M, perez-Jacobo F, Dela Peña Celaya J, Moreno E, Abello V, Solano M, Cuervo D, Espinosa D, Casas C, Montoya L, Enrico A, Prates V, Chavez E, Ontiveros-Austria J, Kornblihtt L, Leon A, Toledo V, Negri L, Serrano J, Sánchez A, Rodriguez-Zuñiga A, Stevenazzi M, Goldschmidt V, Grille S. Comparison of the Revised 4 Th (2016) and 5 Th (2022) Editions of the World Health Organization (WHO) Classification in a Cohort of Patients with Lower-Risk Myelodysplastic Syndromes/Neoplasms (MDS) - a Glam Registry (REGLAM) Analysis. Blood 2023, 142: 5179. DOI: 10.1182/blood-2023-185122.Peer-Reviewed Original ResearchProgression-free survivalTime of diagnosisAcute myeloid leukemiaMDS-MLDOverall survivalMDS patientsMDS-RSInternational Prognostic Scoring SystemLow-risk MDS patientsWorld Health Organization classificationLR-MDS patientsMedian blast countRisk MDS patientsCohort of patientsKaplan-Meier methodPrognostic scoring systemClassification of patientsNon-Hispanic whitesMDS-EB2PFS probabilityWHO 2016Baseline characteristicsBlast countMedian ageMeier methodIntensive Induction Chemotherapy (IC) Vs Hypomethylating Agents + Venetoclax (HMA/VEN) in IDH1- or IDH2-Mutant Newly Diagnosed Acute Myeloid Leukemia (AML) - a Multicenter Cohort Study
Bewersdorf J, Shimony S, Shallis R, Liu Y, Schaefer E, Zeidan A, Goldberg A, Stein E, Marcucci G, Lindsley R, Chen E, Ramos J, Stein A, DeAngelo D, Neuberg D, Stone R, Ball B, Stahl M. Intensive Induction Chemotherapy (IC) Vs Hypomethylating Agents + Venetoclax (HMA/VEN) in IDH1- or IDH2-Mutant Newly Diagnosed Acute Myeloid Leukemia (AML) - a Multicenter Cohort Study. Blood 2023, 142: 1589. DOI: 10.1182/blood-2023-174283.Peer-Reviewed Original ResearchIntensive induction chemotherapyAcute myeloid leukemiaComposite complete responseMedian overall survivalOverall survivalComplete responseIDH2 mutationsAllo-SCTLarge multicenter retrospective cohort studyMulticenter retrospective cohort studyAllogeneic stem cell transplantationSecondary acute myeloid leukemiaComparable overall survivalIDH1 inhibitor ivosidenibHigh rateRetrospective cohort studyStem cell transplantationLog-rank testStandard of careLarge academic centerYears of ageEffect of treatmentIDH-mutant AMLMultivariable stepwiseFit patientsWhat Is the Optimal Treatment Modality in Molecularly Defined Secondary AML? a Multicenter Cohort Study
Shimony S, Bewersdorf J, Shallis R, Liu Y, Schaefer E, Zeidan A, Goldberg A, Stein E, Marcucci G, Chen E, Ramos J, Lindsley R, Stein A, DeAngelo D, Neuberg D, Stone R, Ball B, Stahl M. What Is the Optimal Treatment Modality in Molecularly Defined Secondary AML? a Multicenter Cohort Study. Blood 2023, 142: 1478. DOI: 10.1182/blood-2023-172763.Peer-Reviewed Original ResearchAcute myeloid leukemiaComposite complete responseStem cell transplantationOverall survivalCPX-351Complete responseTreatment modalitiesMonosomal karyotypeCohort studyOdds ratioTreatment groupsLarge multicenter retrospective cohort studyMulticenter retrospective cohort studyAllogeneic stem cell transplantationSecondary acute myeloid leukemiaIncomplete count recoveryImproved overall survivalMedian overall survivalMulticenter cohort studyRetrospective cohort studyWorse overall survivalOptimal treatment modalityOptimal treatment selectionLog-rank testEffect of treatmentEncouraging Efficacy Observed in Bexmab Study: A Phase 1/2 Study to Assess Safety and Efficacy of Bexmarilimab in Combination with Standard of Care in Myeloid Malignancies
Kontro M, Stein A, Pyörälä M, Rimpiläinen J, Siitonen T, Hollmén M, Fjaellskog M, Pawlitzky I, Zeidan A, Daver N. Encouraging Efficacy Observed in Bexmab Study: A Phase 1/2 Study to Assess Safety and Efficacy of Bexmarilimab in Combination with Standard of Care in Myeloid Malignancies. Blood 2023, 142: 2915. DOI: 10.1182/blood-2023-174912.Peer-Reviewed Original ResearchAcute myeloid leukemiaR AMLCLEVER-1Complete remissionStandard of careBex treatmentAdverse eventsBone marrow cellsHMA failureMarrow CRPatient BMPrior therapyPartial remissionAML patientsMedian numberT cellsDose levelsMyeloid malignanciesHigh-risk MDS patientsMarrow cellsMarrow complete remissionR AML patientsRisk MDS patientsNK cell numbersPhase 1/2 studySafety, Pharmacodynamic, and Anti-Tumor Activity of SL-172154 As Monotherapy and in Combination with Azacitidine (AZA) in Relapsed/Refractory (R/R) Acute Myeloid Leukemia (AML) and Higher-Risk Myelodysplastic Syndromes/Neoplasms (HR-MDS) Patients (pts)
Daver N, Stein A, Bixby D, Chai-Ho W, Zeidner J, Maher K, Stevens D, Stahl M, Yee K, Curran E, Ito S, Sochacki A, Sallman D, Hernandez R, Metenou S, Ma B, Kato K, Zeidan A. Safety, Pharmacodynamic, and Anti-Tumor Activity of SL-172154 As Monotherapy and in Combination with Azacitidine (AZA) in Relapsed/Refractory (R/R) Acute Myeloid Leukemia (AML) and Higher-Risk Myelodysplastic Syndromes/Neoplasms (HR-MDS) Patients (pts). Blood 2023, 142: 4278. DOI: 10.1182/blood-2023-173991.Peer-Reviewed Original ResearchR AMLAcute myeloid leukemiaTreatment-emergent AEsInfusion-related reactionsDose-limiting toxicityDose-escalation cohortsHR-MDSDose-dependent increaseComplete remissionObjective responseAnti-tumor activityBone marrowHypomethylating agentAllo-HCTAML ptsEvaluable ptsEscalation cohortsDose escalationRelapsed/Refractory Acute Myeloid LeukemiaMedian age 70 yearsMorphologic leukemia-free statePhase 1 dose escalationSIRPα-Fc fusion proteinRefractory acute myeloid leukemiaMarrow complete remission