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 efficacyNCI 7977: A Phase I Dose-Escalation Study of Intermittent Oral ABT-888 (Veliparib) Plus Intravenous Irinotecan Administered in Patients with Advanced Solid Tumors
Cecchini M, Walther Z, Wei W, Hafez N, Pilat M, Boerner S, Durecki D, Eder J, Schalper K, Chen A, LoRusso P. NCI 7977: A Phase I Dose-Escalation Study of Intermittent Oral ABT-888 (Veliparib) Plus Intravenous Irinotecan Administered in Patients with Advanced Solid Tumors. Cancer Research Communications 2023, 3: 1113-1117. PMID: 37377610, PMCID: PMC10292219, DOI: 10.1158/2767-9764.crc-22-0485.Peer-Reviewed Original ResearchConceptsDose-limiting toxicityHomologous recombination deficiencyPARP inhibitorsStable diseaseWeekly irinotecanObjective responseDay 1Day 3Solid tumorsPhase I dose-escalation studyTwice daily days 1I dose-escalation studyPhase I clinical trialDaily days 1Dose level 1Doses of veliparibGrade 3 neutropeniaMultiple-dose schedulesProgression-free survivalAdvanced solid tumorsDose-escalation studyEvaluable patientsNonoverlapping toxicitiesDose scheduleSystemic treatment