Partial purification of an opiate receptor from mouse brain

Science. 1974 Feb 22;183(4126):749-53. doi: 10.1126/science.183.4126.749.

Abstract

A proteolipid isolated from a lipid extract of mouse brain demonstrates stereospecific binding properties for levorphanol. It is present only in neuronal tissue and most abundant in the rhombencephalon. One component saturates at a concentration corresponding to maximum pharmacologic effect in vivo. The estimated mass is 60,000 daltons per bound opiate molecule.

MeSH terms

  • Animals
  • Binding Sites
  • Binding, Competitive
  • Brain / metabolism*
  • Brain Chemistry*
  • Brain Stem / metabolism
  • Carbon Radioisotopes
  • Cerebellum / metabolism
  • Chloroform
  • Chromatography, Gel
  • Kidney / metabolism
  • Kinetics
  • Levorphanol / antagonists & inhibitors
  • Levorphanol / metabolism*
  • Lipoproteins / isolation & purification*
  • Lipoproteins / metabolism
  • Liver / metabolism
  • Methanol
  • Mice
  • Molecular Weight
  • Morphinans / metabolism
  • Muscles / metabolism
  • Naloxone / pharmacology
  • Receptors, Drug*
  • Tissue Extracts
  • Tritium

Substances

  • Carbon Radioisotopes
  • Lipoproteins
  • Morphinans
  • Receptors, Drug
  • Tissue Extracts
  • Tritium
  • Levorphanol
  • Naloxone
  • Chloroform
  • Methanol