Junan Guo, Ph.D. has been appointed senior director, analytical and quality services, AMRI. Dr. Guo replaces Dr. Steven Hagen, who was promoted to vice president of pharmaceutical development and manufacturing in September 2008. Dr. Guo will oversee all domestic analytical chemistry, preformulation and formulation, quality assurance and regulatory affairs efforts, including support related to early stage discovery and preclinical development and the manufacturing of clinical trial materials, ...