Acute administration of a dopamine D2/D3 receptor agonist alters behavioral and neural parameters in adult zebrafish.


Journal

Progress in neuro-psychopharmacology & biological psychiatry
ISSN: 1878-4216
Titre abrégé: Prog Neuropsychopharmacol Biol Psychiatry
Pays: England
ID NLM: 8211617

Informations de publication

Date de publication:
13 07 2023
Historique:
received: 10 10 2022
revised: 30 01 2023
accepted: 15 03 2023
medline: 22 5 2023
pubmed: 20 3 2023
entrez: 19 3 2023
Statut: ppublish

Résumé

The dopaminergic neurotransmitter system is implicated in several brain functions and behavioral processes. Alterations in it are associated with the pathogenesis of several human neurological disorders. Pharmacological agents that interact with the dopaminergic system allow the investigation of dopamine-mediated cellular and molecular responses and may elucidate the biological bases of such disorders. Zebrafish, a translationally relevant biomedical research organism, has been successfully employed in prior psychopharmacology studies. Here, we evaluated the effects of quinpirole (dopamine D2/D3 receptor agonist) in adult zebrafish on behavioral parameters, brain-derived neurotrophic factor (BDNF) and neurotransmitter levels. Zebrafish received intraperitoneal injections of 0.5, 1.0, or 2.0 mg/kg quinpirole or saline (control group) twice with an inter-injection interval of 48 h. All tests were performed 24 h after the second injection. After this acute quinpirole administration, zebrafish exhibited decreased locomotor activity, increased anxiety-like behaviors and memory impairment. However, quinpirole did not affect social and aggressive behavior. Quinpirole-treated fish exhibited stereotypic swimming, characterized by repetitive behavior followed by immobile episodes. Moreover, quinpirole treatment also decreased the number of BDNF-immunoreactive cells in the zebrafish brain. Analysis of neurotransmitter levels demonstrated a significant increase in glutamate and a decrease in serotonin, while no alterations were observed in dopamine. These findings demonstrate that dopaminergic signaling altered by quinpirole administration results in significant behavioral and neuroplastic changes in the central nervous system of zebrafish. Thus, we conclude that the use of quinpirole administration in adult zebrafish may be an appropriate tool for the analysis of mechanisms underlying neurological disorders related to the dopaminergic system.

Identifiants

pubmed: 36934998
pii: S0278-5846(23)00039-8
doi: 10.1016/j.pnpbp.2023.110753
pii:
doi:

Substances chimiques

Dopamine Agonists 0
Quinpirole 20OP60125T
Receptors, Dopamine D3 0
Dopamine VTD58H1Z2X
Brain-Derived Neurotrophic Factor 0

Types de publication

Journal Article Research Support, Non-U.S. Gov't

Langues

eng

Sous-ensembles de citation

IM

Pagination

110753

Informations de copyright

Copyright © 2023 Elsevier Inc. All rights reserved.

Déclaration de conflit d'intérêts

Declaration of Competing Interest The authors declare that they have no competing interest.

Auteurs

Débora Dreher Nabinger (DD)

Laboratório de Neuroquímica e Psicofarmacologia, Programa de Pós-Graduação em Biologia Celular e Molecular, Escola de Ciências da Saúde e da Vida, Pontifícia Universidade Católica do Rio Grande do Sul, Porto Alegre, RS, Brazil.

Stefani Altenhofen (S)

Laboratório de Neuroquímica e Psicofarmacologia, Programa de Pós-Graduação em Biologia Celular e Molecular, Escola de Ciências da Saúde e da Vida, Pontifícia Universidade Católica do Rio Grande do Sul, Porto Alegre, RS, Brazil; Programa de Pós-Graduação em Medicina e Ciências da Saúde, Escola de Medicina, Pontifícia Universidade Católica do Rio Grande do Sul, Porto Alegre, RS, Brazil.

Alexis Buatois (A)

Department of Psychology, University of Toronto Mississauga, ON, Canada.

Amanda Facciol (A)

Department of Psychology, University of Toronto Mississauga, ON, Canada.

Julia Vasconcellos Peixoto (JV)

Laboratório de Neuroquímica e Psicofarmacologia, Programa de Pós-Graduação em Biologia Celular e Molecular, Escola de Ciências da Saúde e da Vida, Pontifícia Universidade Católica do Rio Grande do Sul, Porto Alegre, RS, Brazil.

Julia Maria Kuhl da Silva (JMK)

Laboratório de Neuroquímica e Psicofarmacologia, Programa de Pós-Graduação em Biologia Celular e Molecular, Escola de Ciências da Saúde e da Vida, Pontifícia Universidade Católica do Rio Grande do Sul, Porto Alegre, RS, Brazil.

Diptendu Chatterjee (D)

Department of Psychology, University of Toronto Mississauga, ON, Canada.

Gabriel Rübensam (G)

Centro de Pesquisa em Toxicologia e Farmacologia (INTOX), Escola de Ciências da Saúde e da Vida, Pontifícia Universidade Católica do Rio Grande do Sul, Porto Alegre, RS, Brazil.

Robert Gerlai (R)

Department of Psychology, University of Toronto Mississauga, ON, Canada.

Carla Denise Bonan (CD)

Laboratório de Neuroquímica e Psicofarmacologia, Programa de Pós-Graduação em Biologia Celular e Molecular, Escola de Ciências da Saúde e da Vida, Pontifícia Universidade Católica do Rio Grande do Sul, Porto Alegre, RS, Brazil; Programa de Pós-Graduação em Medicina e Ciências da Saúde, Escola de Medicina, Pontifícia Universidade Católica do Rio Grande do Sul, Porto Alegre, RS, Brazil; Instituto Nacional de Ciência e Tecnologia em Doenças Cerebrais, Excitotoxicidade e Neuroproteção, Porto Alegre, RS, Brazil. Electronic address: cbonan@pucrs.br.

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Classifications MeSH