WuXi AppTec has added three key senior professionals. Dr. Brian J. Xu has joined the company as vice president of toxicology and head of the safety evaluation center at Suzhou, reporting to Dr. Ge Li, chairman and chief executive officer. Dr. Xu is an American Board Certified Toxicologist (DABT) and previously held positions at Merck, Roche, Schering-Plough and Enzon. Dr. Yang-Dar Yuan joined the company as vice president of operation and head of pathology of the Safety Evaluation Center, re...