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Bexobrutideg Could Pave the Way for BTK Degraders in R/R Chronic Lymphocytic Leukemia
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Fusion42 · 8 July 2026 · Fusion42 review
Bexobrutideg, a novel BTK degrader, demonstrates promising efficacy (83% ORR) and safety in phase 1 trials for relapsed/refractory CLL, with the ongoing phase 2 DAYBreak CLL-201 study poised to establish a new treatment class for BTK inhibitor-resistant patients.
This Wire brief sits within Fusion42's coverage of Drug Discovery, Biotech and Medtech.
◆ ◆ The Wire takeaway
BTK degraders represent a mechanistically distinct approach to overcome resistance mutations in CLL, opening a multi-billion market opportunity for oncology therapeutics founders targeting kinase-resistant cancers.
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1 source · 8 Jul 2026
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