Saint Herblain (France) and Schlieren (Zurich), November 13, 2024 – Valneva SE (Nasdaq: VALN; Euronext Paris: VLA), a specialty vaccine company, and LimmaTech Biologics AG, a clinical-stage biotech company developing vaccines for the prevention of life-threatening diseases, announced today that the first participant has been vaccinated in a Phase 2b controlled human infection model (CHIM) study of Shigella4V2 (S4V2), the world’s most clinically advanced tetravalent bioconjugate shigellosis vaccine candidate ...