MATTAWAN, Mich.--(BUSINESS WIRE)--MPI Research recently announced two high level appointments within the company. Effective August 1, 2007, David Serota, PhD, DABT, was promoted to the position of Vice President, Toxicology and Pathology and will also serve as a member of the company’s senior management team. On the same date, Tina Rogers, PhD, DABT, joined the company as the Associate Director of Research. Both appointments further strengthen the leadership position MPI Research has earned within the Contract Research Organization (CRO) industry.