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The Forced Swim Test as a Model of Depressive-like Behavior

The Forced Swim Test as a Model of Depressive-like Behavior

Published on: March 2, 2015

Epigenetics of depression.

Sermsak Lolak¹, Pim Suwannarat², Robert H Lipsky³

¹Department of Psychiatry, The George Washington University School of Medicine and Health Sciences, Washington, District of Columbia, USA.

Progress in Molecular Biology and Translational Science

|November 21, 2014

Summary

This summary is machine-generated.

Epigenetic modifications, influenced by environmental factors, play a crucial role in major depressive disorder (MDD) development and treatment response, offering potential biomarkers for this complex condition.

Keywords:

Chromatin DNA methylation Epigenetics Gene Histone Major depression Treatment response

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Published on: November 30, 2015

Area of Science:

Neuroscience
Genetics
Psychiatry

Background:

Major depressive disorder (MDD) is a significant global health issue with complex etiologies.
Despite advances, challenges remain in improving outcomes for individuals with MDD.
Genetic factors contribute to MDD, but do not fully explain its heritability.

Purpose of the Study:

To review the evidence for epigenetic mechanisms in MDD.
To explore the role of epigenetics in treatment response.
To discuss the implications of targeting epigenetic modifications for MDD therapy.

Main Methods:

Review of current scientific literature on epigenetics and MDD.
Analysis of genetic and environmental interaction studies.
Discussion of potential epigenetic biomarkers and therapeutic strategies.

Main Results:

Epigenetic marks may mediate gene-environment interactions, influencing MDD vulnerability or resistance.
Early life adversities and adult stressors can alter epigenetic patterns.
Epigenetic modifications show promise as biomarkers for MDD and treatment outcomes.

Conclusions:

Epigenetic effects are integral to understanding MDD's pathophysiology.
Epigenetic biomarkers could enhance diagnostic and prognostic capabilities for MDD.
Modulating epigenetic mechanisms presents a potential, albeit controversial, therapeutic avenue for long-term antidepressant pharmacotherapy.