QLT, Inc. has restructured, eliminating 45% of its workforce — approximately 115 people — at its Vancouver headquarters and its U.S. subsidiaries, including members of its management team.     The reduction in staff is part of the company’s strategic restructuring in an effort to focus on its Visudyne franchise and its clinical development programs related to its punctal plug delivery technology and photodynamic therapy dermatology technology. Further staff reductions are ex...