JADE201 builds on clinical proof-of-concept for BAFF-R targeting, adding half-life extension technology to provide extended receptor occupancy with the goal of delivering deeper, more durable B cell depletion with less frequent subcutaneous dosing JADE201’s high affinity binding and extended half-life enabled dose-dependent BAFF receptor occupancy and sustained B cell depletion in non-human primatesFirst-in-human trial in rheumatoid arthritis expected to begin in the first half of 2026; potential for broad ...