Y-chromosomal diversity of the Valachs from the Czech Republic: model for isolated population in Central Europe
2011

Y-chromosomal Diversity of the Moravian Valachs in the Czech Republic

Sample size: 3244 publication Evidence: moderate

Author Information

Author(s): Edvard Ehler, Daniel Vaněk, Vlastimil Stenzl, Václav Vančata

Primary Institution: Charles University in Prague

Hypothesis

To evaluate Y-chromosomal diversity of the Moravian Valachs of the Czech Republic and compare them with a Czech population sample and other samples from Central and South-Eastern Europe.

Conclusion

The Moravian Valachs display strong substructure and isolation in their Y chromosomal markers.

Supporting Evidence

  • The Moravian Valachs showed lower genetic variability of Y-STR markers than other Central European populations.
  • The Valach modal haplotype belongs to R1a haplogroup and was not detected in the Czech population.
  • Significant pairwise FST genetic distances were found between the Valachs and surrounding populations.

Takeaway

The Moravian Valachs have unique genetic traits due to their isolation, making them different from other nearby populations.

Methodology

DNA samples from 94 unrelated male Valachs and 273 unrelated men from the Czech Republic were analyzed using Y-STR markers.

Potential Biases

Potential bias due to non-random sampling of Valach lineages.

Limitations

The study's findings may not be generalizable due to the specific sampling methods and the focus on a unique population.

Participant Demographics

The study included male Valachs from the Czech Republic, specifically those with paternal lineage in the region for at least three generations.

Statistical Information

P-Value

p<0.01

Statistical Significance

p<0.01

Digital Object Identifier (DOI)

10.3325/cmj.2011.52.358

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