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Celldex Therapeutics Presents Positive Data from Barzolvolimab Chronic Urticaria Program at EAACI 2023
- Data updates at EAACI 2023 continue to position barzolvolimab as a potential best-in-class addition to a historically limited treatment landscape -- At week

About this update from Celldex Therapeutics, Inc.
[{"type":"text","content":"- Data updates at EAACI 2023 continue to position barzolvolimab as a potential best-in-class addition to a historically limited treatment landscape -- At week 24, 55% of all patients with CSU in the 1.5 mg/kg, 3.0 mg/kg and 4.5 mg/kg dose groups had complete response (UAS7) and 69% had well-controlled disease (UCT) -- Patients in the CSU study with angioedema treated at these doses had profound and durable angioedema symptom improvement -- Single 3.0 mg/kg dose of barzolvolimab was well tolerated and demonstrated impressive clinical activity in difficult to treat cholinergic urticaria with a 56% complete response rate and patients reporting clinically significant improvement in quality of life -- Phase 2 CSU study nearing enrollment completion with topline data by year-end; Phase 2 CindU study enrolling as planned - HAMPTON, N.J., June 10, 2023 (GLOBE NEWSWIRE) -- Celldex Therapeutics, Inc. (NASDAQ:CLDX) announced today that updated data from the Company’s Phase 1b multi-dose clinical trial in chronic spontaneous urticaria (CSU) and new data from the Phase 1b single-dose cholinergic cohort included in the chronic inducible urticaria (CIndU) trial were presented at the European Academy of Allergy and Clinical Immunology (EAACI) Annual Congress 2023. Barzolvolimab is a humanized monoclonal antibody that specifically binds the receptor tyrosine kinase KIT with high specificity and potently inhibits its activity, which is required for the function and survival of mast cells. Data continue to support that mast cell depletion by barzolvolimab, as demonstrated by tryptase suppression, parallels symptom improvement. The CSU data were presented by Dr. Marcus Maurer, Professor of Dermatology and Allergy at Charité – Universitätsmedizin in Berlin, in a late breaking oral presentation (#000401) and the cholingeric data were presented by Dr. Eva Grekowitz, Clinical Investigator, Department of Dermatology, Venerology and Allergy at Charité – Universitätsmedizin in Berlin in an oral presentation (#000393). \"As we expand development into more patients and new disease settings, the data repeatedly support that barzolvolimab’s mast cell depleting mechanism holds great potential to offer patients a much needed rapid, profound and durable treatment option for chronic urticarias— including patients who are not seeing meaningful benefits from the cu...