SAN FRANCISCO--(BUSINESS WIRE)--Intrexon Corporation, a privately held life sciences company focused on modular DNA control systems for biotherapeutics and other life science sectors, today announced the appointment of Gerardo A. Zapata, Ph.D., as President of its Protein Production Division and a Senior Vice President of the corporation. Dr. Zapata will be based at Intrexon’s Protein Production Division headquarters in San Francisco.