Abstract
This chapter provides an overview of historical and modern approaches for understanding genetic causes of autism spectrum disorder (ASD), thought to account for ≥ 10%-30% of ASD. Innovations in modern genome and exome approaches and targeted sequencing within recent decades have implicated over 100 genes and genomic regions in ASD. We showcase recent advances from a genetics-first approach to characterize unique phenotypes of genetic ASD subgroups (e.g., de novo genetic variants, ASD-related syndromes). In addition, we describe future directions of ASD genetics, including the growing consensus of polygenic risk, relevance of noncoding regions, and rare inherited variants.
Original language | English |
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Title of host publication | The Neuroscience of Autism |
Publisher | Elsevier |
Pages | 197-213 |
Number of pages | 17 |
ISBN (Electronic) | 9780128163931 |
ISBN (Print) | 9780128167366 |
DOIs | |
State | Published - Jan 1 2022 |
Keywords
- ASD syndromes
- De novo genetic variants
- Genetic etiology
- Genetics first approach
- Genotype-phenotype correlation