1 Role of Na + ,K + -ATPase in morphine-induced antinociception WILLIAS MASOCHA, GYONGYI HORVATH , AHMAD AGIL, MARÍA OCAÑA, ESPERANZA DEL POZO, MARGIT SZIKSZAY and JOSÉ M. BAEYENS Department of Pharmacology and Neuroscience Institute (W.M.. A.A., M.O., E.D.P., J.M.B.), Faculty of Medicine, University of Granada, Spain, and Department of Physiology (G.H., M.S.), Faculty of Medicine and Faculty of Health Sciences, University of Szeged, Hungary This work was supported by Hungarian-Spanish Scientific Research Grant (17/2001), Spanish Scientific Research Grants from CICYT (SAF 97-0173) and Junta de Andalucía (CTS-109) and Hungarian Scientific Research Grants (OTKA T-34741 and ETT 042/2001). Copyright 2003 by the American Society for Pharmacology and Experimental Therapeutics. JPET Fast Forward. Published on May 19, 2003 as DOI:10.1124/jpet.103.052977 This article has not been copyedited and formatted. The final version may differ from this version. JPET Fast Forward. Published on May 19, 2003 as DOI: 10.1124/jpet.103.052977 at ASPET Journals on January 24, 2022 jpet.aspetjournals.org Downloaded from