Gene therapy developers have been ringing out 2020 with a series of announcements about new manufacturing facilities, or at least production agreements with CDMOs. Thermo Fisher will build at its campus in Carlsbad, CA, while Taysha Gene Therapies disclosed plans in Durham, NC. Also, Passage Bio has announced two manufacturing developments at Catalent Cell & Gene Therapy’s Harmans/BWI campus in Harmans, MD and at the Princeton West Innovation Campus in Hopewell, NJ . . .