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Werewolf Therapeutics to Present Data from Ongoing Phase 1/1b Clinical Trial of WTX-124 as Monotherapy and in Combination with Pembrolizumab in Solid Tumors
- WTX-124 was shown to be clinically active and generally well-tolerated in patients who were relapsed/refractory to immune checkpoint inhibitor therapy - -

About this update from Werewolf Therapeutics, Inc.
[{"type":"text","content":"- WTX-124 was shown to be clinically active and generally well-tolerated in patients who were relapsed/refractory to immune checkpoint inhibitor therapy - - Encouraging single agent clinical activity with three objective responses, including a durable confirmed complete response - - Monotherapy recommended dose for expansion selected and expansion arms open for enrollment - - Preliminary data on WTX-124 administered to patients in combination with pembrolizumab showed that the combination was generally well-tolerated with enhanced immune activation in tumors - - Company to host webcast to review these data on Monday, June 3, 2024, at 8:00 am ET - WATERTOWN, Mass., June 01, 2024 (GLOBE NEWSWIRE) -- Werewolf Therapeutics, Inc. (the “Company” or “Werewolf”) (Nasdaq: HOWL), an innovative biopharmaceutical company pioneering the development of conditionally activated therapeutics engineered to stimulate the body’s immune system for the treatment of cancer, today announced new clinical data from the Phase 1/1b trial evaluating WTX-124, its conditionally activated Interleukin-2 (IL-2) INDUKINETM molecule, in patients with locally advanced or metastatic solid tumors after checkpoint inhibitor therapy. The data will be presented today, on June 1, 2024, in a poster session at the 2024 American Society of Clinical Oncology (ASCO) Annual Meeting in Chicago, Illinois, and in a webcast on June 3, 2024. “Approved high-dose IL-2 (HD IL-2) has been known to be effective in creating durable responses for some patients, however the toxicity of the drug has meant that many patients are not eligible for the treatment,” said Justin Moser, M.D., WTX-124 study investigator and Associate Clinical Investigator, HonorHealth Research Institute, Scottsdale, AZ. “The emerging data from the Phase 1/1b clinical trial of WTX-124 suggest that we may potentially achieve durable objective responses with a favorable safety profile for patients in the outpatient setting, some of whom would not have been candidates for HD IL-2.” “We are pleased to share these findings from our ongoing Phase 1/1b clinical trial of WTX-124 that build on the promise of our INDUKINE hypothesis that potent cytokine-based immunotherapies could address difficult-to-treat tumors while minimizing toxicities typical of IL-2 therapy,” added Randi Isaacs, M.D., Chief Medical Officer. “We have se...