Dopaminergic neurons in the nucleus raphe dorsalis innervate the prefrontal cortex in the rat: a combined retrograde tracing and immunohistochemical study using anti-dopamine serum

M. Yoshida, M. Shirouzu, M. Tanaka, K. Semba, H. C. Fibiger

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56 Citations (Scopus)

Abstract

The existence of a dopaminergic projection from the nucleus raphe dorsalis (RD) to the prefrontal cortex of the rat was demonstrated by combining immunohistochemistry with retrograde tracing. Injection of horseradish peroxidase or Fluoro-gold into the medial prefrontal cortex resulted in the appearance of retrogradely labelled neurons in the RD and in other brain regions. Some of these retrogradely labelled RD neurons were shown to be immunoreactive for dopamine. These data support the view that these dopaminergic RD neurons represent an extension of the A10 cell group.

Original languageEnglish
Pages (from-to)373-376
Number of pages4
JournalBrain Research
Volume496
Issue number1-2
DOIs
Publication statusPublished - Sept 4 1989
Externally publishedYes

Bibliographical note

Funding Information:
We thank C.-S. Tham for her excellentte chnical assistanceS. upportedin part by the Medical Re-searchC ouncilof Canada( PG-23).

ASJC Scopus Subject Areas

  • General Neuroscience
  • Molecular Biology
  • Clinical Neurology
  • Developmental Biology

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