Xceleron Inc And Covance Inc. Announce Collaborative Agreement

York UK, Gaithersburg, MD, USA, 15th November 2006: Xceleron, the global leader in ultra-sensitive analysis techniques for the acceleration of drug development, announced today a cooperation agreement with Covance in which both companies will make available each others drug development services to their customers. In addition Xceleron and Covance will carry out joint projects on behalf of sponsors and to further the development of new applications.