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Archiver > GENEALOGY-DNA > 2010-11 > 1289144272


From: Anders Pålsen <>
Subject: Re: [DNA] Fennoscandia Biographic Project - Pilot
Date: Sun, 7 Nov 2010 15:37:52 +0000 (GMT)


And much thanks to Dienekes who saved me for work by sharing his belorussian and lithuanian samples!

Visit his interesting blog http://dienekes.blogspot.com/ and his exciting BGA project http://dodecad.blogspot.com/

Anders

--- Den søn 2010-11-07 skrev Anders Pålsen <>:

> Fra: Anders Pålsen <>
> Emne: Re: Fennoscandia Biographic Project - Pilot
> Til:
> Dato: Søndag 7. november 2010 16.31
> Update local and regional PCA
> analysis.
>
> Whats new?
>
> - 1 more participant since last update from Sweden total 26
> in project.
> - added belorussians, lithuanians and CEU as reference
> populations.
> - increased the number of SNP in the regional analysis to
> 495k.
>
> Results?
>
> - The clusters in the local plots have stabelized in all
> dimensions.
> - The clusters in the regional plots have moved after
> adding new reference populations:
>
> a) The finns have seperated more from russisan cluster when
> adding the belorussians and the lithuanians. They are now
> about the same height as the CEU. The belorussians appear to
> be between the finns, the lithuanians and some russians in
> D1-2. The finns are even more distant to the lithuanians in
> D1-3 now with the belorussians and the russians between. In
> D1-4 however the finns, lithuanians, belorussians and
> russians appears to share cluster. It also appears that the
> lithuanians and the belorussians have taken over the role as
> a "bridge" between the russians and the norwegian/swedish
> cluster.
>
> b) The saami are now more inside in the russian cluster in
> D1-2 but in D1-3 they are extreme outliers with the finns
> between them and the russians. In D1-4 they neighbour the
> russian cluster.
>
> c) The swedes and norwegian still share the same cluster
> but it is now possible to see more different influences on
> individual basis with the added new populations in D1-2. The
> french, CEU and some of the orcadians are all close
> neightbours on the right. The french and the
> norwegian/swedish cluster is partly overlap to the
> central-right. The CEU who is a mixture of Utah residens
> with northern and western european (british) origin cluster
> to the upper right with no overlap. To the lower right is
> the orcadians.
>
> Please remember that the different dimensions reflect
> different genetic components in your genome making the
> figures and relationships change when changing dimension
> view.
>
> Whats next?
>
> - ADMIXTURE analysis
> - Considering removal of orcadian extreme outliers.
>
> The project now accept deCODEme testers!
>
> Anders
>
> Links:
>
> https://sites.google.com/site/tjaaehkere/tjaaehkere/BGAPCALocalR4D1-2.jpg?attredirects=0
> https://sites.google.com/site/tjaaehkere/tjaaehkere/BGAPCALocalR4D1-3.jpg?attredirects=0
> https://sites.google.com/site/tjaaehkere/tjaaehkere/BGAPCALocalR4D1-4.jpg?attredirects=0
> https://sites.google.com/site/tjaaehkere/tjaaehkere/BGAPCARegionalR4D1-2.jpg?attredirects=0
> https://sites.google.com/site/tjaaehkere/tjaaehkere/BGAPCARegionalR4D1-3.jpg?attredirects=0
> https://sites.google.com/site/tjaaehkere/tjaaehkere/BGAPCARegionalR4D1-4.jpg?attredirects=0
>
>
> --- Den ons 2010-10-06 skrev Anders Pålsen <>:
>
>
>
>
>




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