The Arrival of Siberian Ancestry Connecting the Eastern Baltic to Uralic Speakers fur

Highlights
•
Increase in hunter-gatherer ancestry in Bronze Age Eastern Baltic genomes
•
Genetic input from Siberia to the Eastern Baltic during the transition to Iron Age
•
Arrival of Siberian ancestry coincides with proposed arrival of Uralic languages
•
Light eyes, hair, and skin and lactose tolerance become frequent in the Bronze Age

https://www.cell.com/current-biolog...Nk2hGgH5cSKpgdbWWRuNfgOb5RIypQHv-mhMnGXlz5804

So J2b2 definitely linked somehow with post-neolithic Pontic Steppe.