Leptin suppresses semi-starvation induced hyperactivity in rats: Implications for anorexia nervosa. - Exner,C.; Hebebrand,J.; Remschmidt,H.; Wewetzer,C.; Ziegler,A.; Herpertz,S.; Schweiger,U.; Blum,W.F.; Preibisch,G.; Heldmaier,G.; Klingenspor,M. (Molecular Psychiatry, 2000)