CAMBRIDGE, Mass. and SAN FRANCISCO and SUZHOU, China, July 14, 2026 (GLOBE NEWSWIRE) -- Spero Therapeutics, Inc. (Nasdaq:SPRO) and Innovent Biologics, Inc. (01801.HK) today announced an exclusive license agreement for SP001 (Innovent R&D code: IBI355), a third-generation Fc-silent anti-CD40L antibody. Spero will receive exclusive rights to develop, research, manufacture, and commercialize SP001 worldwide, excluding Greater China, where Innovent retains rights. Spero currently expects to advance SP001 into a Phase 2 study in IgG4-RD patients in Q2 2027; Innovent expects to initiate a Phase 2 trial in China for SjD by early 2027.
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