Modulation of brain NMDA receptors: common mechanism of sigma/PCP receptors and their exogenous and endogenous ligands.

  • R. Sircar
  • , H. Samaan
  • , R. Nichtenhauser
  • , L. D. Snell
  • , K. M. Johnson
  • , J. Rivier
  • , W. Vale
  • , R. S. Zukin
  • , S. R. Zukin

Research output: Contribution to journalArticlepeer-review

Abstract

Quantitative autoradiographic distribution patterns of sigma/PCP and NMDA receptors show striking similarities but not in all brain areas. We have identified an endogenous ligand of brain PCP receptors which noncompetitively antagonizes NMDA-induced neurotransmitter release from brain slices. These data support the concept that the sigma/PCP receptor ligands may exert their unique behavioral effects by indirect modulation of NMDA-mediated transmission.

Original languageEnglish (US)
Pages (from-to)157-160
Number of pages4
JournalNIDA research monograph
Volume75
StatePublished - 1986
Externally publishedYes

ASJC Scopus subject areas

  • Medicine (miscellaneous)

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