A Phase I Study of Ruxolitinib in Combination with Abemaciclib for Patients with Primary or Post-Polycythemia Vera/Essential Thrombocythemia Myelofibrosis
Bewersdorf J, Derkach A, Masarova L, Pemmaraju N, Stein E, Mauro M, Rampal R, Bose P. A Phase I Study of Ruxolitinib in Combination with Abemaciclib for Patients with Primary or Post-Polycythemia Vera/Essential Thrombocythemia Myelofibrosis. Blood 2023, 142: 6440. DOI: 10.1182/blood-2023-174322.Peer-Reviewed Original ResearchDuration of responseMaximum tolerated doseDose of ruxolitinibCDK4/6 inhibitorsStable doseTolerated doseHormone receptor-positive metastatic breast cancerRisk of progression to acute myeloid leukemiaSymptom scoresPhase I dose-escalation trialProgression to acute myeloid leukemiaTreatment of hormone receptor-positive metastatic breast cancerAbsolute neutrophil count <Cancer CenterCombination of CDK4/6 inhibitorsUS FDAMemorial Sloan Kettering Cancer CenterGrade 1 diarrheaMedian overall survivalPre-study doseDose-limiting toxicityMD Anderson Cancer CenterBone marrow fibrosisNeutrophil count <Platelet count <