Role of DOPA decarboxylase and N-acetyl transferase in regulation of dopamine content in Drosophila virilis under normal and heat stress conditions

I. Yu Rauschenbach*, M. Jh Sukhanova, L. V. Shumnaya, N. E. Gruntenko, L. G. Grenback, T. M. Khlebodarova, N. A. Chentsova

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

21 Scopus citations

Abstract

Activity levels of DOPA decarboxylase (DDC), an enzyme responsible for dopamine (DA) synthesis, and of N-acetyl transferase (NAT), an enzyme responsible for its degradation, were studied under normal and stress conditions in two lines of Drosophila virilis which are in contrast concerning their DA content under normal conditions and its alterations under stress. Interlinear differences in DDC activity were detected, and genetic analysis was carried out. It was found out that neither DDC nor NAT activity in D. virilis changed under stress. Based on the results of this study and data obtained earlier by the authors, a mechanism of DA content control under normal and stress conditions was proposed.

Original languageEnglish (US)
Pages (from-to)729-734
Number of pages6
JournalInsect Biochemistry and Molecular Biology
Volume27
Issue number8-9
DOIs
StatePublished - Aug 1997
Externally publishedYes

Funding

Research described in this publication was supported by grant RAROOO from the International Science Foundation, by a grant from the Russian State Scientific Programme `Priority Directions in Genetics', and by a grant from the Russian Fundamental Research Foundation. Gratitude is expressed to N. Chentsova for translating this paper from Russian into English.

Keywords

  • DOPA decarboxylase
  • Dopamine
  • Drosophila virilis
  • Heat stress
  • N-acetyl transferase

ASJC Scopus subject areas

  • Insect Science
  • Molecular Biology
  • Biochemistry

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