2024
A Phase 2B, Open-Label Multicenter Study of Tebapivat (AG-946), a Potent Pyruvate Kinase Activator, in Patients with Anemia Due to Lower-Risk Myelodysplastic Syndromes
Zeidan A, Sekeres M, Al-Samkari H, Carraway H, DeZern A, Mittelman M, Little M, Beynon V, Dai X, Sommakia S, Despotovic J, Patel P, Dibacco M, Fattizzo B, Stein E, Sallman D, Kulasekararaj A, Platzbecker U, Fenaux P. A Phase 2B, Open-Label Multicenter Study of Tebapivat (AG-946), a Potent Pyruvate Kinase Activator, in Patients with Anemia Due to Lower-Risk Myelodysplastic Syndromes. Blood 2024, 144: 6708-6708. DOI: 10.1182/blood-2024-203073.Peer-Reviewed Original ResearchLower-risk MDSErythropoiesis-stimulating agentsLower-risk myelodysplastic syndromesRed blood cell unitsMyelodysplastic syndromeProportion of patientsDose levelsRed blood cellsIPSS-RTransfusion burdenOpen-labelFirst doseRevised International Prognostic Scoring SystemHistory of acute myeloid leukemiaMDS mouse modelsMedian duration of responsePhase 2bInternational Prognostic Scoring SystemOpen-label multicenter studyAssociated with increased morbidityBone marrow neoplasmsHigh transfusion burdenIPSS-R scoreLow transfusion burdenDose level 1
2023
A First-in-Human, Phase 1, Dose Escalation Study of Sgr-2921 As Monotherapy in Subjects with Relapsed/Refractory Acute Myeloid Leukemia or Myelodysplastic Syndrome
DiNardo C, Strickland S, Skikne B, Zeidan A, Traer E, Carraway H, Frankel S, Weiss D, 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 Subjects with Relapsed/Refractory Acute Myeloid Leukemia or Myelodysplastic Syndrome. Blood 2023, 142: 1548. DOI: 10.1182/blood-2023-186036.Peer-Reviewed Original ResearchR AMLAcute myeloid leukemiaRefractory acute myeloid leukemiaCell line-derived xenograftsDose-escalation studyMyelodysplastic syndromeCentral nervous systemDose levelsEscalation studyFirst doseTreatment armsMyeloid leukemiaEastern Cooperative Oncology Group performance statusRelapsed/Refractory Acute Myeloid LeukemiaPatient-derived xenograft AML modelHigh-risk myelodysplastic syndromeHigh unmet medical needAnimal models representativeMultiple prior linesPhase 2 doseSingle-patient cohortsTreatment arm ATreatment arm B.Antitumor activitySingle-dose pharmacokinetics
2015
Stabilization of Myelodysplastic Syndromes (MDS) Following Hypomethylating Agent (HMAs) Failure Using the Immune Checkpoint Inhibitor Ipilimumab: A Phase I Trial
Zeidan A, Zeidner J, Duffield A, Knaus H, Ferguson A, Sheldon K, DeZern A, Gojo I, Gore S, Streicher H, Luznik L, Smith B. Stabilization of Myelodysplastic Syndromes (MDS) Following Hypomethylating Agent (HMAs) Failure Using the Immune Checkpoint Inhibitor Ipilimumab: A Phase I Trial. Blood 2015, 126: 1666. DOI: 10.1182/blood.v126.23.1666.1666.Peer-Reviewed Original ResearchOverall survivalStable diseaseEnd of inductionMyelodysplastic syndromeFirst doseIpilimumab useMaintenance doseAnti-cytotoxic T-lymphocyte-associated protein 4 antibodyDose levelsInternational Working Group 2006 criteriaMedian white blood cell countImmune checkpoint inhibition therapyImmune checkpoint inhibitor ipilimumabMedian absolute neutrophil countAllogeneic stem cell transplantationWhite blood cell countT cell receptor repertoireBM blast percentageCheckpoint inhibitor ipilimumabDose-escalation partGrade 3 irAEsOngoing stable diseasePhase 1b studyProlonged disease stabilizationTolerability of ipilimumab