CAMBRIDGE, Mass.--(BUSINESS WIRE)--Genzyme, a Sanofi company (EURONEXT: SAN and NYSE: SNY), today marked World MS Day with activities across its global network and new programs designed to mobilize and inspire people living with multiple sclerosis. Genzyme is committed to a long-term partnership with the multiple sclerosis community and is advancing the field with a promising pipeline intended to address unmet medical needs and a world-class research program to bring forward future innovations in MS.