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Disease susceptibility genes for autism
Irina N Bespalova1, Joseph D Buxbaum
1Seaver Autism Research Center, Laboratory of Molecular Neuropsychiatry, Department of Psychiatry, Mount Sinai School of Medicine, New York, NY 10029, USA. Irina.Bespalova@mssm.edu
Annals of Medicine
|July 9, 2003
Summary
Autism is a neurodevelopmental disorder with strong genetic links, affecting social interaction and behavior. Research is identifying multiple genes contributing to autism susceptibility and its complex inheritance patterns.
Area of Science:
- Neuroscience
- Genetics
- Developmental Pediatrics
Background:
- Autism Spectrum Disorder (ASD) is a complex neurodevelopmental condition.
- Characterized by social interaction impairments, language delays, restricted interests, and repetitive behaviors.
- High heritability (over 90%) suggests a strong genetic component.
Purpose of the Study:
- To review genes implicated in autism susceptibility.
- To explore the potential role of these genes in the disorder's molecular mechanisms.
Main Methods:
- Review of family studies and genome-wide linkage analyses.
- Identification and overview of proposed candidate genes for autism.
Main Results:
- Autism exhibits complex inheritance, likely involving 10-100 genes of moderate effect.
- Several genes have been proposed to contribute to autism risk.
Conclusions:
- Understanding the genetic basis of autism is crucial for elucidating molecular mechanisms.
- Further research into candidate genes will advance knowledge of autism etiology.