- Potential Best-In-Class Bispecific Antibody ATI-052 Targets Both Thymic Stromal Lymphopoietin (TSLP) and Interleukin-4 Receptor (IL-4R) - WAYNE, Pa., June 23, 2025 (GLOBE NEWSWIRE) -- Aclaris Therapeutics, Inc. (NASDAQ: ACRS), a clinical-stage …