Evidence map›Paper›PMID 25833471›Full record

ArticleJournal of human genetics2015

Genetic and linguistic correlation of the Kra-Dai-speaking groups in Thailand.

Suparat Srithawong, Metawee Srikummool, Pittayawat Pittayaporn, Silvia Ghirotto, Panuwan Chantawannakul, Jie Sun, Arthur Eisenberg, Ranajit Chakraborty, Wibhu Kutanan

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In one paragraph

Article in Journal of human genetics, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 15 papers.

0numbers the graph read from it
0cells of the map it votes in
15citing papers in PubMed
2.0field-weighted citation impact, top 13% 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

15 citing papers in PubMed, 24 citations in OpenAlex.

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  12. Integrative studies of cultural evolution: crossing disciplinary boundaries to produce new insights.Philosophical transactions of the Royal Society of London. Series B, Biological sciences · 2018
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  14. Cultural evolutionary theory: How culture evolves and why it matters.Proceedings of the National Academy of Sciences of the United States of America · 2017
    Article
  15. Article
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

9 authors at 7 institutions in 3 countries.

Suparat SrithawongDepartment of Biology, Faculty of Science, Khon Kaen University, Khon Kaen, Thailand.
Metawee Srikummool1] Department of Biochemistry, Faculty of Medical Science, Naresuan University, Phitsanulok, Thailand [2] Center of Excellence in Medical Biotechnology, Faculty of Medical Science, Naresuan University, Phitsanulok, Thailand.
Pittayawat PittayapornDepartment of Linguistics, Faculty of Arts, Chulalongkorn University, Bangkok, Thailand.
Silvia GhirottoDepartment of Life Science and Biotechnology, University of Ferrara, Ferrara, Italy.
Panuwan ChantawannakulDepartment of Biology, Faculty of Science, Chiang Mai University, Chiang Mai, Thailand.
Jie SunDepartment of Molecular and Medical Genetics, Institute of Applied Genetics, University of North Texas Health Science Center, Fort Worth, TX, USA.
Arthur EisenbergDepartment of Molecular and Medical Genetics, Institute of Applied Genetics, University of North Texas Health Science Center, Fort Worth, TX, USA.
Ranajit ChakrabortyDepartment of Molecular and Medical Genetics, Institute of Applied Genetics, University of North Texas Health Science Center, Fort Worth, TX, USA.
Wibhu KutananDepartment of Biology, Faculty of Science, Khon Kaen University, Khon Kaen, Thailand.
Khon Kaen University · THUniversity of North Texas · USChiang Mai University · THChulalongkorn University · THNaresuan University · THUniversity of Ferrara · ITUniversity of North Texas Health Science Center · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The Kra-Dai linguistic family includes Thai and Lao as well as a great number of languages spoken by ethnic minorities in Southeast Asia. In Thailand, a dozen of other Kra-Dai languages are spoken in addition to Thai, the national language. The genetic structure of the Kra-Dai-speaking populations in Thailand has been studied extensively using uniparentally inherited markers. To extend this line of genetic investigation, this study used 15 autosomal microsatellites of 500 individuals from 11 populations, belonging to nine Kra-Dai ethnicities, namely, the Kaleung, Phu Thai, Saek, Nyo, Lao Isan, Yuan, Black Tai, Phuan and Lue. These ethnolinguistic groups are dispersed in three different geographic regions of Thailand, that is, Northern, Northeastern and Central. The results show a very low average of pairwised F(st) (0.0099), as well as no population substructure based on STRUCTURE analysis, indicating genetic homogeneity within the Kra-Dai-speaking group, possibly owing to shared linguistic ancestry. The Mantel test, an analysis of molecular variance, and the approximate Bayesian computation procedure employed to evaluate potential factors for driving genetic diversity revealed that language is the predominant factor affecting genetic variations, whereas geography is not. The result of distance-based clustering analyses and spatial analysis of molecular variance revealed genetic distinctions of some populations, reflecting the effects of genetic drift and gene flow on allele frequency within populations, in concordance with the result of R-matrix regression. The genetic and linguistic affiliations of the contemporary Kra-Dai-speaking groups are consistent with each other despite certain deviation due to various evolutionary factors that may have occurred during their migrations and resettlements.

Indexed as

Genetic DriftLanguageBayes TheoremGenetic VariationHeterozygoteHuman MigrationHumansModels, GeneticThailand

Identifiers

PMID25833471
OpenAlexW1985246620

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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.