July 20, 2005

Y-haplogroups of some European population

A new paper in the Forensic Science International gives some interesting results
  • Detection of 1 haplogroup A* and 2 BCD chromosomes in Germany (3.2% non-Caucasoid paternal admixture)
  • Detection of 1 E*(xE3b) chromosome in Austria (0.8% non-Caucasoid paternal admixture)
  • Detection of 1 R1a*(xR1a1) chromosome in Norway; usually R1a chromosomes also harbor the defining mutation for R1a1, but it appears that this is not always the case.


Forensic Science International (Article in Press, Corrected Proof)

A collaborative study of the EDNAP group regarding Y-chromosome binary polymorphism analysis

MarĂ­a Brion et al.

Abstract

A collaborative study was carried out by the European DNA Profiling Group (EDNAP) in order to evaluate the performance of Y-chromosome binary polymorphism analysis in different European laboratories. Four blood samples were sent to the laboratories, to be analysed for 11 Y-chromosome single nucleotide polymorphisms (SNPs): SRY-1532, M40, M35, M213, M9, 92R7, M17, P25, M18, M153 and M167. All the labs were also asked to submit a population study including these markers.

All participating laboratories reported the same results, indicating the reproducibility and robustness of Y-chromosome SNP typing.

A total of 535 samples from six different European populations were also analysed. In Galicia (NW Spain) and Belgium, the most frequent haplogroup was R1b*(xR1b1,R1b3df). Haplogroup F*(xK) is one of the most frequent in Austria and Denmark, while the lowest frequency appear in Belgium.

Haplogroup frequencies found in this collaborative study were compared with previously published European Y-chromosome haplogroup data.

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