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In Vivo Functional Study of Disease-associated Rare Human Variants Using Drosophila

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Published on: August 20, 2019

BDNF deregulation in Rett syndrome.

Wei Li¹, Lucas Pozzo-Miller

¹Department of Neurobiology, Civitan International Research Center, The University of Alabama at Birmingham, Birmingham, AL 35294, USA.

Neuropharmacology

|April 20, 2013

Summary

Brain-Derived Neurotrophic Factor (BDNF) is crucial for neuronal development and function. This review explores how MeCP2 mutations in Rett syndrome impact BDNF, affecting brain function and disease progression.

Keywords:

BDNF Intellectual disability MeCP2 Mouse models Rett syndrome

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Inducible and Reversible Dominant-negative (DN) Protein Inhibition

Inducible and Reversible Dominant-negative (DN) Protein Inhibition

Published on: January 7, 2019

Area of Science:

Neuroscience
Molecular Biology
Genetics

Background:

Brain-Derived Neurotrophic Factor (BDNF) is a key neurotrophin regulating neuronal development, synaptic transmission, and plasticity.
Dysregulation of BDNF is implicated in neurodevelopmental, neurodegenerative, and neuropsychiatric disorders.
Rett syndrome (RTT) is a prevalent neurodevelopmental disorder affecting 1:15,000 women, caused by loss-of-function mutations in the methyl-CpG binding protein 2 (MeCP2) gene.

Purpose of the Study:

To review the role of BDNF in neuronal function and its connection to Rett syndrome.
To elucidate the mechanism by which MeCP2 controls BDNF expression.
To discuss alterations in BDNF levels in RTT and potential therapeutic strategies.

Main Methods:

Literature review focusing on BDNF, MeCP2, and Rett syndrome.
Analysis of genetic and molecular mechanisms linking MeCP2 to BDNF.
Examination of studies on BDNF levels in RTT patients and mouse models.

Main Results:

MeCP2 plays a critical role in regulating BDNF expression.
Loss-of-function mutations in MeCP2 lead to altered BDNF levels in RTT.
Evidence suggests impaired BDNF signaling contributes to RTT pathophysiology.

Conclusions:

MeCP2 is a crucial regulator of BDNF, and its dysfunction in RTT significantly impacts neuronal health.
Understanding the MeCP2-BDNF axis offers insights into RTT pathogenesis.
Targeting BDNF pathways represents a potential therapeutic avenue for Rett syndrome.