Immunocytochemical localization of rat substance P receptor in the striatum

Neurosci Lett. 1993 Apr 30;153(2):157-60. doi: 10.1016/0304-3940(93)90311-8.

Abstract

A trp E fusion protein containing a C-terminal portion of the rat substance P receptor (SPR) was expressed in bacteria and used to produce an antibody. The antibody specifically reacted with SPR expressed in a mammalian cell line and rat striatum. Light and electron microscope analyses of the rat striatum revealed intense SPR-like immunoreactivity in neuronal somata and dendrites. These immunoreactive neurons constituted approximately 3% of the total population of striatal neurons; they were putative interneurons of large and medium-sized aspiny type.

MeSH terms

  • Animals
  • Corpus Striatum / cytology
  • Corpus Striatum / immunology
  • Corpus Striatum / metabolism*
  • Dendrites / immunology
  • Dendrites / ultrastructure
  • Escherichia coli / metabolism
  • Genetic Vectors
  • Immunohistochemistry
  • In Situ Hybridization
  • Male
  • Microscopy, Electron
  • RNA, Messenger / biosynthesis
  • Rats
  • Rats, Sprague-Dawley
  • Receptors, Neurokinin-1
  • Receptors, Neurotransmitter / biosynthesis
  • Receptors, Neurotransmitter / immunology
  • Receptors, Neurotransmitter / metabolism*
  • Species Specificity

Substances

  • RNA, Messenger
  • Receptors, Neurokinin-1
  • Receptors, Neurotransmitter