Press Release

Morgan Lewis Advises BMP Sunstone on Acquisition by Sanofi-Aventis

October 28, 2010

NEW YORK, October 28, 2010: Today, BMP Sunstone and sanofi-aventis announced that they have entered into a definitive agreement where sanofi-aventis will acquire all outstanding shares of BMP Sunstone at $10 per share, or approximately $520.6 million.

Morgan Lewis advised BMP Sunstone on the transaction. The U.S. and Beijing-based Morgan Lewis team consisted of Business and Finance partners Richard Aldridge, Joanne Soslow, Howard Kenny, and Tony Mou; Antitrust partner Harry Robins; and Employee Benefits partner Amy Pocino Kelly. Associates Min Duan, Heather Fuentes, Thomas McFadden, Peishu Wang, and Jared Zane assisted.

For more information about the transaction, please visit: http://phx.corporate-ir.net/phoenix.zhtml?c=149015&p=irol-newsroomarticle&ID=1488711&highlight=