Testing associations between human anxiety and genes previously implicated by mouse anxiety models.

Area of Science:

• Genetics
• Neuroscience
• Psychiatry

Background:

• Anxiety disorders are prevalent and significantly impact quality of life.
• Understanding the genetic basis of anxiety disorders is crucial for developing effective treatments.
• Current knowledge of genetic influences from mouse models and their relevance to human anxiety is limited.

Purpose of the Study:

• To investigate the contribution of genes identified in mouse anxiety models to human anxiety disorders.
• To determine the extent of overlap between genetic factors influencing mouse anxiety-like behaviors and human anxiety phenotypes.
• To identify potential for improved, translatable mouse models for anxiety research.

Main Methods:

• Leveraged large-scale human genome-wide association studies (GWAS).
• Tested individual genes and sets of genes previously identified in mouse anxiety-like behavior studies.
• Analyzed associations between mouse-identified gene sets and various human anxiety disorders.

Main Results:

• 13 individual genes identified in mouse models were associated with human anxiety phenotypes.
• 14 significant associations were found between mouse gene sets and human anxiety.
• The majority of gene sets did not show significant associations with human anxiety phenotypes.

Conclusions:

• A subset of genes identified in mouse anxiety models contributes to human anxiety.
• The development of more translatable mouse models is essential for advancing our understanding of anxiety disorder genetics.
• Improved behavioral paradigms and finer-scale experimental data are needed to elucidate the genetic etiology of anxiety disorders.