The effect of l-dopa and propranolol on human CSF cyclic nucleotides

R. H. Belmaker, R. P. Ebstein, J. Biederman, R. Stern, M. Berman, H. M. van Praag

Research output: Contribution to journalArticlepeer-review

25 Scopus citations

Abstract

Human CSF cyclic AMP and cyclic GMP have been measured as possible indicators of activity of central neurotransmitter-sensitive adenylate or guanylate cyclase. In an attempt to help to identify the specific neurotransmitter systems of origin of human CSF cyclic AMP and GMP, we studied Parkinson patients with and without l-dopa therapy and schizophrenic patients before and after propranolol therapy. No effect of l-dopa or propranolol was found on CSF cyclic nucleotides. However, Parkinson patients had a 40-50% reduction of CSF cyclic AMP and a 80-90% reduction of CSF cyclic GMP compared with the schizophrenic patients. Implications of this finding are discussed.

Original languageEnglish
Pages (from-to)307-310
Number of pages4
JournalPsychopharmacology
Volume58
Issue number3
DOIs
StatePublished - 1 Jan 1978
Externally publishedYes

Keywords

  • CSF
  • Cyclic AMP
  • Cyclic GMP
  • Parkinson's disease
  • Propranolol
  • Schizophrenia
  • l-dopa

ASJC Scopus subject areas

  • Pharmacology

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