Antidepressant-like effect induced by systemic and intra-hippocampal administration of DNA methylation inhibitors.

Author: BiojoneCaroline, GomesMarcus V M, GuimarãesFrancisco S, JocaSâmia R L, SalesAmanda J, TercetiMateus S

Paper Details 
Original Abstract of the Article :
Epigenetic modifications are thought to play an important role in the neurobiology of depression. Antidepressant treatment induces histone acetylation in the hippocampus, which is associated with transcriptional activation, whereas stress increases DNA methylation, which is associated with transcrip...See full text at original site
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引用元:
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3230817/

データ提供:米国国立医学図書館(NLM)

Epigenetic Modifications and Depression: A Camel's Journey Through the Brain

Depression is a complex mental health condition that affects millions worldwide. Researchers are continuously exploring the intricate biological mechanisms that contribute to the development of depression, with recent focus on epigenetic modifications, which involve changes in gene expression without altering the underlying DNA sequence. This study investigates the role of DNA methylation, a specific type of epigenetic modification, in the regulation of depressive-like behaviors.

DNA Methylation Inhibitors Show Antidepressant Effects

The study examined the effects of inhibiting DNA methyltransferase (DNMT), an enzyme responsible for DNA methylation, in rats. The researchers found that both systemic and direct administration of DNMT inhibitors into the hippocampus, a brain region crucial for mood regulation, reduced depressive-like behaviors in the rats. This finding suggests that inhibiting DNA methylation might represent a novel therapeutic strategy for treating depression, potentially offering a new avenue for addressing this complex condition.

Understanding the Epigenetic Landscape of Depression

This research is like a map guiding us through the intricate landscape of depression. By exploring the role of epigenetic modifications, such as DNA methylation, researchers are gaining a deeper understanding of the biological pathways that contribute to this complex mental health condition. This knowledge opens up new possibilities for developing effective and targeted treatments, potentially offering hope for individuals struggling with depression.

Dr. Camel's Conclusion

This research delves into the fascinating world of epigenetics, revealing the intricate interplay between gene expression and behavior. The study's findings suggest that targeting DNA methylation might hold therapeutic potential for depression, offering a promising new avenue for treating this widespread mental health condition. As we continue to unravel the mysteries of the brain, we're getting closer to a future where depression is more effectively understood and treated.

Date :
  1. Date Completed 2012-03-08
  2. Date Revised 2022-04-09
Further Info :

Pubmed ID

21585346

DOI: Digital Object Identifier

PMC3230817

Related Literature

SNS
PICO Info
in preparation
Languages

English

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