Effort-related motivational effects of the VMAT-2 inhibitor tetrabenazine: implications for animal models of the motivational symptoms of depression.

Author: BaqiYounis, CorreaMercè, FreelandCharlotte, HartEvan E, López-CruzLaura, MüllerChrista E, NunesEric J, RandallPatrick A, SalamoneJohn D, YohnSamantha E

Paper Details 
Original Abstract of the Article :
Motivated behaviors are often characterized by a high degree of behavioral activation, and work output and organisms frequently make effort-related decisions based upon cost/benefit analyses. Moreover, people with major depression and other disorders often show effort-related motivational symptoms s...See full text at original site
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引用元:
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3850037/

データ提供:米国国立医学図書館(NLM)

Unveiling the Motivational Impact of Tetrabenazine: Implications for Animal Models of Depression

The study of [depression] is a complex and challenging field, often relying on animal models to understand the underlying mechanisms of this debilitating condition. This research investigates the effects of [tetrabenazine], a medication used to treat [movement disorders], on [effort-related motivated behaviors] in rats. The findings suggest that [tetrabenazine] can alter [effort-related choice behavior] in rats, providing insights into potential animal models for the [motivational symptoms] of [depression]. This study highlights the importance of understanding the [neurobiological mechanisms] underlying [motivational deficits] in [depression], which could lead to the development of new and effective treatments for this debilitating condition.

Tetrabenazine: A Potential Tool for Studying Motivational Deficits

The results of this study demonstrate that [tetrabenazine] can induce [depression-like effects] in rats, specifically affecting their [effort-related choice behavior]. These findings suggest that [tetrabenazine] could be a valuable tool for developing and refining animal models of [depression]. By further exploring the [neurobiological mechanisms] underlying [tetrabenazine]'s effects, researchers can gain deeper insights into the [motivational symptoms] of [depression] and potentially identify new targets for treatment.

Understanding the Neurobiology of Motivation

This research underscores the importance of understanding the [neurobiology of motivation] in [depression]. By investigating the effects of [tetrabenazine] on specific brain regions and neurotransmitters, researchers can gain valuable insights into the [neural pathways] involved in [motivational deficits]. This knowledge could ultimately lead to the development of more targeted and effective therapies for [depression] that address the underlying [neurobiological mechanisms] responsible for these debilitating symptoms.

Dr. Camel's Conclusion

Just as a camel must be motivated to journey across the vast desert, individuals with depression often struggle with a lack of motivation. This research sheds light on the intricate neurobiology of motivation and could lead to new ways to help those struggling with depression find their inner drive.

Date :
  1. Date Completed 2014-01-31
  2. Date Revised 2022-03-10
Further Info :

Pubmed ID

24305809

DOI: Digital Object Identifier

PMC3850037

Related Literature

SNS
PICO Info
in preparation
Languages

English

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