Evidence map›Paper›PMID 23516368›Full record

ArticlePLoS genetics2013

Complex patterns of genomic admixture within southern Africa.

Desiree C Petersen, Ondrej Libiger, Elizabeth A Tindall, Rae-Anne Hardie, Linda I Hannick, Richard H Glashoff, Mitali Mukerji, Indian Genome Variation Consortium, Pedro Fernandez, Wilfrid Haacke and 2 more

Abstract read
In one paragraph

Article in PLoS genetics, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 69 papers.

0numbers the graph read from it
0cells of the map it votes in
69citing papers in PubMed
–field-weighted citation impact
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

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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

69 citing papers in PubMed.

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  16. Unveiling the population genetic structure of Iranian horses breeds by whole-genome resequencing analysis.Mammalian genome : official journal of the International Mammalian Genome Society · 2024
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9 more citing papers are in PubMed but not listed here.

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

12 authors.

Desiree C PetersenJ. Craig Venter Institute, San Diego, California, United States of America.
Ondrej Libiger
Elizabeth A Tindall
Rae-Anne Hardie
Linda I Hannick
Richard H Glashoff
Mitali Mukerji
Indian Genome Variation Consortium
Pedro Fernandez
Wilfrid Haacke
Nicholas J Schork
Vanessa M Hayes

Funding

SCRIPPS TRANSLATIONAL SCIENCE INSTITUTE (UL1)UL1RR025774 · NCRR · SCRIPPS RESEARCH INSTITUTE, THE · PI TOPOL, ERIC JEFFREY · 2008 to 2011
$16.3M
Medical Research CouncilNCRR NIH HHS UL1 RR025774
6 · The paper itself

Abstract

Within-population genetic diversity is greatest within Africa, while between-population genetic diversity is directly proportional to geographic distance. The most divergent contemporary human populations include the click-speaking forager peoples of southern Africa, broadly defined as Khoesan. Both intra- (Bantu expansion) and inter-continental migration (European-driven colonization) have resulted in complex patterns of admixture between ancient geographically isolated Khoesan and more recently diverged populations. Using gender-specific analysis and almost 1 million autosomal markers, we determine the significance of estimated ancestral contributions that have shaped five contemporary southern African populations in a cohort of 103 individuals. Limited by lack of available data for homogenous Khoesan representation, we identify the Ju/'hoan (n = 19) as a distinct early diverging human lineage with little to no significant non-Khoesan contribution. In contrast to the Ju/'hoan, we identify ancient signatures of Khoesan and Bantu unions resulting in significant Khoesan- and Bantu-derived contributions to the Southern Bantu amaXhosa (n = 15) and Khoesan !Xun (n = 14), respectively. Our data further suggests that contemporary !Xun represent distinct Khoesan prehistories. Khoesan assimilation with European settlement at the most southern tip of Africa resulted in significant ancestral Khoesan contributions to the Coloured (n = 25) and Baster (n = 30) populations. The latter populations were further impacted by 170 years of East Indian slave trade and intra-continental migrations resulting in a complex pattern of genetic variation (admixture). The populations of southern Africa provide a unique opportunity to investigate the genomic variability from some of the oldest human lineages to the implications of complex admixture patterns including ancient and recently diverged human lineages.

Indexed as

Genetics, PopulationGenetic VariationGenome, HumanAfrica, SouthernAsian PeopleBlack PeopleDNA, MitochondrialFemaleGenotypeHumansMalePhylogeographyWhite PeopleDNA, Mitochondrial

Identifiers

PMID23516368
PMCPMC3597481

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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.