Antidepressants Inhibit Enkephalin Binding to Synaptosome-Enriched Fractions of Rat Brain

Authors:
  • ESEugene Somoza
    Eugene Somoza
  • AGAlicia Galindo
    Alicia Galindo
  • EBEulalia Bazán
    Eulalia Bazán
  • AGAntonio Guillamón
    Antonio Guillamón
  • AVAzucena Valencia
    Azucena Valencia
  • JFJose-Angel Fuentes
    Jose-Angel Fuentes

Abstract
Several tricyclic and nontricyclic antidepressants have been found to inhibit the binding of tritiated met-enkephalin to synaptosome-enriched fractions prepared from whole brain of rat in Tris-HCl media. The values of the ID50 are in the range of 9–44 µM.