Expression of glial cell line-derived neurotrophic factor family of growth factors in peripheral nerve injury in rats

Ahmet Höke, Chu Cheng, Douglas W. Zochodne

Research output: Contribution to journalArticlepeer-review

Abstract

The glial cell line-derived neurotrophic factor (GDNF) family of growth factors may be involved in the regenerative support of neurons in the peripheral nervous system. In order to study the role of these growth factors and their receptors following rat peripheral nerve injury we examined the changes in their mRNA levels in the spinal cord, the dorsal root ganglia and the peripheral nerve trunk. Following transaction of the sciatic nerve GDNF mRNA was up-regulated rapidly in the denervated nerve distal to the cut along with the mRNA for one of its receptors, GFRα-1. GFRα-1 mRNA was also increased in the DRG ipsilateral to the nerve injury suggesting that GDNF may be involved in the trophic support of DRG sensory neurons. In contrast there were no analogous changes in the mRNA levels of neurturin, persephin and artemin following injury. (C) 2000 Lippincott Williams and Wilkins.

Original languageEnglish (US)
Pages (from-to)1651-1654
Number of pages4
JournalNeuroreport
Volume11
Issue number8
DOIs
StatePublished - Jun 5 2000

Keywords

  • Artemin
  • GDNF
  • GFRα-1
  • Nerve regeneration
  • Neuroma
  • Neurturin
  • RET

ASJC Scopus subject areas

  • Neuroscience(all)

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