Abstract
In the present study, we investigated the effect of adrenocorticotropic hormone (ACTH) on the immobilization of rats in the forced swim test after the administration of selegiline, a selective and irreversible monoamine oxidase (MAO)-B inhibitor. Single and repeated administration of selegiline significantly decreased the duration of immobility in normal rats. When selegiline was administered for 15 days, we observed a significant decrease in immobility in rats treated with ACTH for 14 days. The immobility-decreasing effect of selegiline was blocked by nafadotride, a selective dopamine D 3-receptor antagonist in normal and ACTH-treated rats. Selegiline may be useful in an animal model of depressive conditions resistant to tricyclic antidepressant treatment via the dopamine D3 receptor.
Original language | English |
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Pages (from-to) | 639-644 |
Number of pages | 6 |
Journal | Journal of Pharmacological Sciences |
Volume | 106 |
Issue number | 4 |
DOIs | |
Publication status | Published - 2008 |
Keywords
- Dopamine D receptor
- Forced swim test
- Monoamine oxidase-B
- Selegiline
- Treatment-resistance depression
ASJC Scopus subject areas
- Molecular Medicine
- Pharmacology