Evidence map›Paper›PMID 33372659›Full record

ArticleeLife2020

Recent shifts in the genomic ancestry of Mexican Americans may alter the genetic architecture of biomedical traits.

Melissa L Spear, Alex Diaz-Papkovich, Elad Ziv, Joseph M Yracheta, Simon Gravel, Dara G Torgerson, Ryan D Hernandez

Open access · goldAbstract read
In one paragraph

Article in eLife, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 21 papers.

0numbers the graph read from it
0cells of the map it votes in
21citing papers in PubMed
4.0field-weighted citation impact, top 6% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

21 citing papers in PubMed, 34 citations in OpenAlex.

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  17. Human genetic admixture through the lens of population genomics.Philosophical transactions of the Royal Society of London. Series B, Biological sciences · 2022
    Review
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

7 authors at 3 institutions in 2 countries.

Melissa L SpearBiomedical Sciences Graduate Program, University of California, San Francisco, San Francisco, United States.ORCID 0000-0002-3252-8411
Alex Diaz-PapkovichMcGill Genome Centre, McGill University, Montreal, Canada.ORCID 0000-0002-2867-5494
Elad ZivDivision of General Internal Medicine, University of California, San Francisco, San Francisco, United States.ORCID 0000-0002-2324-2884
Joseph M YrachetaNative BioData Consortium, Eagle Butte, United States.ORCID 0000-0002-0691-8504
Simon GravelMcGill Genome Centre, McGill University, Montreal, Canada.ORCID 0000-0002-9183-964X
Dara G TorgersonMcGill Genome Centre, McGill University, Montreal, Canada.
Ryan D HernandezDepartment of Bioengineering and Therapeutic Sciences, University of California, San Francisco, San Francisco, United States.ORCID 0000-0001-5249-504X
University of California, San Francisco · USMcGill Genome Centre · CAJohns Hopkins University · US

Funding

Powerful Simulation Tools for the Genomics AgeR01HG007644 · NHGRI · UNIVERSITY OF CALIFORNIA, SAN FRANCISCO · PI HERNANDEZ, RYAN D. · 2014 to 2018
$2.1M
Genetics of mammographic density and breast cancer risk in LatinasK24CA169004 · NCI · UNIVERSITY OF CALIFORNIA, SAN FRANCISCO · PI ZIV, ELAD · 2012 to 2021
$1.8M
The Effect of Admixture Processes on the Genetic Architecture of Complex TraitsF31HG010104 · NHGRI · UNIVERSITY OF CALIFORNIA, SAN FRANCISCO · PI SPEAR, MELISSA LEE · 2018 to 2019
$64k
NCI NIH HHS K24169004NCI NIH HHS K24 CA169004NCI NIH HHS R01184545NHGRI NIH HHS F31 HG010104NHGRI NIH HHS R01 HG007644
6 · The paper itself

Abstract

People in the Americas represent a diverse continuum of populations with varying degrees of admixture among African, European, and Amerindigenous ancestries. In the United States, populations with non-European ancestry remain understudied, and thus little is known about the genetic architecture of phenotypic variation in these populations. Using genotype data from the Hispanic Community Health Study/Study of Latinos, we find that Amerindigenous ancestry increased by an average of ~20% spanning 1940s-1990s in Mexican Americans. These patterns result from complex interactions between several population and cultural factors which shaped patterns of genetic variation and influenced the genetic architecture of complex traits in Mexican Americans. We show for height how polygenic risk scores based on summary statistics from a European-based genome-wide association study perform poorly in Mexican Americans. Our findings reveal temporal changes in population structure within Hispanics/Latinos that may influence biomedical traits, demonstrating a need to improve our understanding of admixed populations.

Indexed as

Genetics, PopulationMultifactorial InheritanceAgedFemaleGenome-Wide Association StudyHumansMaleMexican AmericansMiddle AgedUnited Statesadmixturecomplex traitsevolutionary biologygenetic architecturehumanpopulation genetics

Identifiers

PMID33372659
PMCPMC7771964
OpenAlexW3116604779

What OpenQuestion holds

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LicenceCC BY
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Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.