The 2012 Nobel Prize Laureate for Chemistry Professor Robert J. Lefkowitz, left, of USA, receives his Nobel Prize from Sweden's King Carl XVI Gustaf during the Nobel Prize award ceremony at the Stockholm Concert Hall in Stockholm, Sweden Monday, Dec. 10, 2012. (AP Photo/Jonas Ekstromer, Pool)
Robert J Lefkowitz
The 2012 Nobel Prize Laureate for Chemistry Professor Robert J. Lefkowitz, left, of USA, receives his Nobel Prize from Sweden's King Carl XVI Gustaf during the Nobel Prize award ceremony at the Stockholm Concert Hall in Stockholm, Sweden Monday, Dec. 10, 2012. (AP Photo/Jonas Ekstromer, Pool)
