Swedish King Carl XVI Gustaf, left, smiles after he handed over the Crafoord Prize in Polyarthritis to Charles A Dinarello, 2nd left, of University of Colorado, USA, Tadamitsu Kishimoto, 3rd left, of Osaka University, Japan and Toshio Hiran, right, of Osaka University, Japan, at the Swedish Royal  Academy of Sciences on Monday May 11, 2009 in Stockholm, Sweden. AP Photo logo AP Photo 33 months ago

Swedish King Carl XVI Gustaf, left, smiles after he handed over the Crafoord Prize in Polyarthritis to Charles A Dinarello, 2nd left, of University of Colorado, USA, Tadamitsu Kishimoto, 3rd left, of Osaka University, Japan and Toshio Hiran, right, of Osaka University, Japan, at the Swedish Royal Academy of Sciences on Monday May 11, 2009 in Stockholm, Sweden.