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 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 efficacy
2011
Escalation Trial of Clofarabine Followed by Escalating Dose of Fractionated Cyclophosphamide in Adults with Relapsed or Refractory Acute Leukemias,
Zeidan A, Carraway H, Yun H, Greer J, Karp J. Escalation Trial of Clofarabine Followed by Escalating Dose of Fractionated Cyclophosphamide in Adults with Relapsed or Refractory Acute Leukemias,. Blood 2011, 118: 3615. DOI: 10.1182/blood.v118.21.3615.3615.Peer-Reviewed Original ResearchRefractory acute leukemiaAbsolute lymphocyte countAbsolute neutrophilic countDose level 1Dose-limiting toxicityOverall response rateAdverse cytogeneticsWhite blood cellsM2/dayClinical responseAcute leukemiaDay 1One-year disease-free survivalPhase I dose-escalation trialMedian absolute lymphocyte countElevated liver function testsAllogeneic stem cell transplantI dose-escalation trialTotal white blood cellsSecond-generation purine nucleoside analogDose level 3Dose level 4Dose of CYGrade 3 pneumoniaHand-foot syndrome