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A cholinergic antagonist blocks cold stress-induced alterations in rat adrenal tyrosine hydroxylase mRNA

  • University of Pittsburgh

Research output: Contribution to journalArticlepeer-review

43 Scopus citations

Abstract

The role of nicotinic cholinergic transmission in cold stress-induced alterations in rat adrenomedullary tyrosine hydroxylase (TH) mRNA was investigated by RNA dot-blot hybridization, using a cloned TH cDNA probe. Chlorisondamine, a ganglionic blocking agent, greatly attenuated the induction of TH mRNA levels caused by cold exposure, whereas carbachol and nicotine, cholinergic agonists, increased TH mRNA in control animals. These results suggest that cholinergic nicotinic receptors play a key role in the trans-synaptic induction of adrenal TH gene expression.

Original languageEnglish
Pages (from-to)193-195
Number of pages3
JournalMolecular Brain Research
Volume3
Issue number2
DOIs
StatePublished - Apr 1988

Keywords

  • Adrenal gland
  • Chlorisondamine
  • Cholinomimetics
  • Cold stress
  • Tyrosine hydroxylase mRNA

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