Evidence map›Paper›PMID 21208434›Full record

ArticleInvestigative genetics2011

Analyses of a set of 128 ancestry informative single-nucleotide polymorphisms in a global set of 119 population samples.

Judith R Kidd, Françoise R Friedlaender, William C Speed, Andrew J Pakstis, Francisco M De La Vega, Kenneth K Kidd

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Article in Investigative genetics, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 56 papers.

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56citing papers in PubMed
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1 · What the graph read from it

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3 · Its place in the literature

Who cites it

56 citing papers in PubMed.

  1. Review
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  3. Genetic diversity of North African populations in the 17q21 genomic region.Mammalian genome : official journal of the International Mammalian Genome Society · 2024
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  5. Association ofmedRxiv : the preprint server for health sciences · 2023
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  18. Identifying novel microhaplotypes for ancestry inference.International journal of legal medicine · 2019
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4 · The record

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5 · Who and what money

Authors and funding

6 authors.

Judith R KiddDepartment of Genetics, Yale University School of Medicine, 333 Cedar Street, New Haven, CT 06510, USA. Judith.Kidd@yale.edu.
Françoise R Friedlaender
William C Speed
Andrew J Pakstis
Francisco M De La Vega
Kenneth K Kidd

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundUsing DNA to determine an individual's ancestry from among human populations is generally interesting and useful for many purposes, including admixture mapping, controlling for population structure in disease or trait association studies and forensic ancestry inference. However, to estimate ancestry, including possible admixture within an individual, as well as heterogeneity within a group of individuals, allele frequencies are necessary for what are believed to be the contributing populations. For this purpose, panels of ancestry informative markers (AIMs) have been developed.

resultsWe are presenting our work on one such panel, composed of 128 ancestry informative single-nucleotide polymorphisms (AISNPs) already proposed in the literature. Compared to previous studies of these AISNPs, we have studied three times the number of individuals (4,871) in three times as many population samples (119). We have validated this panel for many ancestry assignment and admixture studies, especially those that were the rationale for the original selection of the 128 SNPs: African Americans and Mexican Americans. At the same time, the limitations of the panel for distinguishing ancestry and quantifying admixture among Eurasian populations are noted.

conclusionWe demonstrate the simultaneous importance of the specific set of population samples and their relative sample sizes in the use of the structure program to determine which groups cluster together and consequently influence the ability of a marker panel to infer ancestry. We demonstrate the strengths and weaknesses of this particular panel of AISNPs in a global context.

Identifiers

PMID21208434
PMCPMC3025953

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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.