Sumitomo Pharma Presents Encouraging New Data on DSP-5336 Clinical Activity at the American Society of Hematology Annual Meeting
CAMBRIDGE, Mass., Dec. 11, 2023 /PRNewswire/ -- Sumitomo Pharma America, Inc. (SMPA) today announced new data from the ongoing Phase 1/2 first-in-human study of DSP-5336, in patients with relapsed or refractory acute leukemia, presented at the 65th American Society of Hematology (ASH) Annual Meeting & Exposition. DSP-5336 is an investigational small molecule inhibitor of the menin and mixed-lineage leukemia (MLL) protein interaction, which plays key roles in biological pathways, including cell growth regulation, cell cycle control, genomic stability, bone development, and hematopoiesis.1,2,3
- In the ongoing study, patients are continuing to dose escalate and are now at therapeutic levels.
- Preliminary results presented at ASH 2023 included four evaluable patients treated with DSP-5336 200 mg twice-daily, three of whom showed objective responses.
- Inhibition of the menin-MLL protein interaction may be able to reverse the leukemogenic activity of MLL fusion proteins and may be a future therapeutic option for acute leukemia."
- We look forward to continuing the study of DSP-5336 as a monotherapy and to exploring additional combination studies."