Now, about the Picenes, given your PCAs, it seems unlikely to me that the Picenes sample can fully explain modern-day Northern Italians, as previously suggested. They look more shifted to EEF and Etruscans than Northern Italians, so I think that Northern Italians still require another population...
Thanks for showing the PCA with Picenes! Its cool to see that also in your PCA the Bergamo samples (which you added as Lombardy) seems generally more shifted to Early Europeans Farmes (EEF) than the rest of North Italy (including the non-Bergamo samples from Lombardy). As mentioned above, this...
Nice work! I only viewed briefly the PCA, but I think your results seem similar to mines. Just out of curiosity @Alessio , I've seen in some of your older posts that you do have the Picenes data converted for SmartPCA use. Have you tried to compare them with modern Italian populations at this...
I agree that a part of this "Langobard" component is likely from multiple other waves of other "North of Alps ancestry" which are aggregated as Langobard at those kind of models. But, I still think that Germanics likely played some role, as shown in this post:
Medieval Italians show affinity...
If by the full set of West Eurasians you mean using them as the reference populations to build the PCA, I am showing my reference populations here: https://github.com/elrele/pca_img/blob/main/README.md, which are the same ones used in Lazaridis et al. 2014.
My reference population list is a...
Yes, the use of academic tools is important. I agree that PCA-based distances and FST allele frequency can be a bit different. The PCA I showed earlier was more to demonstrate the position of Bergamo, rather than to compare with the FST analysis. My main concern with this FST analysis to...
I have tried to model Central Italians in qpAdm. I have done similar models for North Italians, in a thread already posted at this blog: https://genarchivist.net/showthread.php?tid=2117 , where I also detailed my methodology.
I did not use Picenes, because I did not have time to convert the...
In this PCA (built with smartpca), Bergamo does indeed appear slightly more shifted toward Etruscan-related populations. The reference population panel follows the standard West Eurasian set used in Lazaridis et al. 2014.
Obs: previous image link expired.
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