French Drugmaker Sanofi Eyes U.S. Biotechs

French big pharma company Sanofi, the fifth-largest pharmaceutical company in the world, is seeking to expand, with an eye on Principia Biopharma. The San Francisco-based company already works with Sanofi on the development of treatments for central nervous system (CNS) diseases, like multiple sclerosis, and a slew of autoimmune diseases...