At the 66th American Society of Hematology Annual Meeting, a plethora of companies presented clinical trial data highlighting their drugs targeting Bruton tyrosine kinase (BTK) in patients with blood cancers.
Accutar Biotechnology Inc. has received FDA clearance of its IND application for AC-0676 for the treatment of patients with relapsed/refractory B-cell malignancies.
Jiangsu Chia Tai Tianqing Pharmaceutical Group Co. Ltd. has described proteolysis targeting chimeras (PROTACs) comprising of E3 ubiquitin ligase cereblon (CRBN) binding moiety covalently linked to a Bruton tyrosine kinase (BTK) binding moiety through a linker. They are reported to be useful for the treatment of cancer, inflammatory and autoimmune diseases.
Biogen Inc. and C4 Therapeutics Inc. have disclosed proteolysis targeting chimera (PROTAC) compounds comprising a degradation signaling moiety such as E3 ubiquitin ligase-binding moiety covalently linked to a Bruton tyrosine kinase (BTK)-targeting moiety through a linker reported to be useful for the treatment of leukemia and lymphoma, multiple sclerosis, atopic dermatitis, rheumatoid arthritis and systemic lupus erythematosus.
Nurix Therapeutics Inc. has started its first phase Ib expansion cohort for treating chronic lymphocytic leukemia with NX-2127 but it is facing the headwind of a drop in share price. Shares (NASDAQ:NRIX) of the San Francisco-based company closed 22.7% lower at $7.88 each on May 26. Share prices in the past 12 months have drifted lower since their crest of $26.69 each on Sept. 9, 2021.
