CAMBRIDGE, Mass.–(BUSINESS WIRE)–Fulcrum Therapeutics, a biotechnology company focused on discovering and developing therapies to rebalance gene expression, today announced an exclusive worldwide license agreement with GlaxoSmithKline (GSK) for development and commercialization of the investigational drug losmapimod. Fulcrum intends to advance losmapimod into a Phase 2b trial in the rare and devastating genetic disease facioscapulohumeral muscular …