Evidence map›Paper›PMID 11813132›Full record

ArticleAmerican journal of human genetics2002

Extensive linkage disequilibrium in small human populations in Eurasia.

Henrik Kaessmann, Sebastian Zöllner, Anna C Gustafsson, Victor Wiebe, Maris Laan, Joakim Lundeberg, Mathias Uhlén, Svante Pääbo

Abstract read
In one paragraph

Article in American journal of human genetics, 2002. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 25 papers.

0numbers the graph read from it
0cells of the map it votes in
25citing 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

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

25 citing papers in PubMed.

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  15. Lifestyle, genetics, and disease in Sami.Croatian medical journal · 2006
    Review
  16. Article
  17. Article
  18. Article
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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

8 authors.

Henrik KaessmannMax Planck Institute for Evolutionary Anthropology, Leipzig, Germany.
Sebastian Zöllner
Anna C Gustafsson
Victor Wiebe
Maris Laan
Joakim Lundeberg
Mathias Uhlén
Svante Pääbo

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The extent of linkage disequilibrium (LD) was studied in two small food-gathering populations-Evenki and Saami-and two larger food-producing populations-Finns and Swedes-in northern Eurasia. In total, 50 single-nucleotide polymorphisms (SNPs) from five genes were genotyped using real-time pyrophosphate DNA sequencing, whereas 14 microsatellites were genotyped in two X-chromosomal regions. In addition, hypervariable region I of the mtDNA was sequenced to shed light on the demographic history of the populations. The SNP data, as well as the microsatellite data, reveal extensive levels of LD in Evenki and Saami when compared to Finns and Swedes. mtDNA-sequence variation is compatible with constant population size over time in Evenki and Saami but indicates population expansion in Finns and Swedes. Furthermore, the similarity between Finns and Swedes in SNP allele- and haplotype-frequency distributions indicate that these two populations may share a recent common origin. These findings suggest that populations such as the Evenki and the Saami, rather than the Finns, may be particularly suited for the initial coarse mapping of common complex diseases.

Indexed as

Chromosome MappingDNA, MitochondrialFinlandFood SupplyGene FrequencyGenetic VariationGenotypeGlobinsHaplotypesHumansLinkage DisequilibriumLipoprotein LipaseMicrosatellite RepeatsMolecular Sequence DataPeptidyl-Dipeptidase APolymorphism, Single NucleotideDNA, MitochondrialGlobinsLipoprotein LipasePeptidyl-Dipeptidase A

Identifiers

PMID11813132
PMCPMC384945

What OpenQuestion holds

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Registered trials

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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.