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Within-family effect of ancestry on complex traits in a Mexican population

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TL;DR - A Nature study uses within-family comparisons in a genetically diverse Mexico City population to examine how ancestry relates to complex traits. It identifies significant ancestry-associated differences in outcomes including height and type 2 diabetes.

  • The within-family design helps separate ancestry effects from differences between unrelated families.
  • The analysis focuses on a Mexican population with substantial genetic diversity.
  • Significant ancestry differences were found for complex traits such as height and type 2 diabetes.
  • The findings may improve understanding of ancestry-related variation in health and other polygenic traits.

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Within-family effect of ancestry on complex traits in a Mexican population

Nature Siqi Wang, Jaime Berumen, Alejandra Vergara-Lope, Paulina Baca, Elizabeth Barrera, Fernando Rivas, Diego Aguilar-Ramirez, Rory Collins, Jonathan R. Emberson, Michael Hill, Michael E. Goddard, Loic Yengo, Alexander Strudwick Young, Jesus Alegre-DĂ­az, Pablo Kuri-Morales, Roberto Tapia-Conyer, Jason M. Torres, Peter M. Visscher 2026-09-09 doi:10.1038/s41586-026-11039-9
Public signals OpenAlex citations 0
Providers: Hugging Face · N/A OpenAlex · Citations 0 Publisher · N/A Semantic Scholar · N/A X · N/A Fetched 2026-09-25 14:21:20.382143 UTC

TL;DR - A Nature study uses within-family comparisons in a genetically diverse Mexico City population to examine how ancestry relates to complex traits. It identifies significant ancestry-associated differences in outcomes including height and type 2 diabetes.

  • The within-family design helps separate ancestry effects from differences between unrelated families.
  • The analysis focuses on a Mexican population with substantial genetic diversity.
  • Significant ancestry differences were found for complex traits such as height and type 2 diabetes.
  • The findings may improve understanding of ancestry-related variation in health and other polygenic traits.
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