Principal scientists Matt Drever, left, scrapes bacteria from an agar plate during an antibody phage experiment as principal scientist Charlie Holst watches at the Pfizer laboratory at the the University of California at San Francisco (UCSF) Mission Bay campus in San Francisco, Tuesday, Dec. 18, 2012. Pfizer Inc., Astra Zeneca PLC and Eli Lilly and Co. are among the major international drug companies signing seven-figure, multi-year umbrella agreements with schools such as New York University, Harvard and the University of California-San Francisco. The deals cover a range of research projects and offer campus scientists access to once-proprietary experimental drug compounds owned by the corporate labs. (AP Photo/Jeff Chiu)