Evidence for the existence of a population of arcuate neurons costoring choline acetyltransferase and tyrosine hydroxylase immunoreactivities in the male rat

B. Tinner, K. Fuxe, Ch Köhler, L. Hersh, K. Andersson, A. Jansson, M. Goldstein, L. F. Agnati

Research output: Contribution to journalArticlepeer-review

22 Scopus citations

Abstract

By combined immunoperoxidase and immunofluorescence histochemistry we have analyzed the distribution of choline acetyltransferase (ChAT) and tyrosine hydroxylase (TH) immunoreactive (IR) perikarya within the same sections of the mediobasal hypothalamus of the male rat. Evidence was obtained for the existence of perikarya costoring TH and ChAT immunoreactivities in both the dorsomedial and ventrolateral part of the arcuate nucleus and in the adjacent periarcuate nucleus at all rostrocaudal levels. The results strongly implicate interactions between dopamine and acetylcholine as well as acetylcholine and growth hormone releasing factor in dorsomedially and ventrolaterally located TH/ChAT costoring tuberoinfundibular neurons, respectively.

Original languageEnglish
Pages (from-to)44-49
Number of pages6
JournalNeuroscience Letters
Volume99
Issue number1-2
DOIs
StatePublished - Apr 24 1989

Bibliographical note

Funding Information:
This work has been supportedb y Grant 1223 from the Council of Tobacco Research,N ew York, U.S.A., a grant from the SwedishT obaccoC ompanya nd Grants 12P-08127a nd 12X-08275f rom the SwedishM edicalR esearchC ouncil.

Keywords

  • Choline acetyltransferase
  • Costorage
  • Dopamine
  • Immunohistochemistry
  • Rat hypothalamus
  • Tyrosine hydroxylase

ASJC Scopus subject areas

  • General Neuroscience

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