Rapid and sustained efficacy regardless of baseline IgE levels in patients with CSUHAMPTON, N.J., Sept. 17, 2025 (GLOBE NEWSWIRE) -- Celldex (NASDAQ:CLDX) announced today new data demonstrating rapid and strong efficacy regardless of baseline immunoglobulin E (IgE) levels in patients with chronic spontaneous urticaria (CSU), an immune-related condition driven by mast cell activation. Barzolvolimab specifically targets mast cells by binding the receptor tyrosine kinase KIT with high specificity and potently ...