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Classical twin studies and beyond.
Dorret Boomsma1, Andreas Busjahn, Leena Peltonen
1Department of Biological Psychology, Vrije Universiteit, Van der Boechorststraat 1, 1081 BT Amsterdam, The Netherlands. di.boomsma@psy.vu.nl
Nature Reviews. Genetics
|November 5, 2002
Summary
Twin studies provide crucial insights into the genetic basis of complex traits. Worldwide twin registers offer unique resources for genetic epidemiology and understanding disease co-morbidity.
Area of Science:
- Human Genetics
- Epidemiology
- Biostatistics
Background:
- Twin studies are foundational for understanding the genetic architecture of complex traits.
- Large-scale, international twin registers have been developed to enhance research capabilities.
- These resources are vital for dissecting genetic and environmental influences on health and disease.
Purpose of the Study:
- To provide an overview of existing global twin research resources.
- To highlight the utility of these registers for genetic epidemiology and co-morbidity studies.
- To emphasize their potential for genotype-environment interaction and association studies.
Main Methods:
- Review and synthesis of data from established worldwide twin registers.
- Description of the application of twin data in genetic epidemiology.
- Exploration of sampling strategies for genetic studies using twin registries.
Main Results:
- Worldwide twin registers offer comprehensive data for genetic research.
- These resources facilitate the study of genetic influences on complex traits and diseases.
- Unique opportunities exist for targeted genetic association and linkage studies.
Conclusions:
- Global twin registers are invaluable assets for advancing our understanding of genetic epidemiology.
- They enable detailed investigation into gene-environment interactions and trait co-morbidity.
- These resources are essential for future genetic research on complex conditions.