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Who are the Orcadians?

D F Roberts

    Anthropologischer Anzeiger; Bericht Uber Die Biologisch-Anthropologische Literatur
    |June 1, 1986
    PubMed
    Summary
    This summary is machine-generated.

    Orcadians exhibit unique genetic profiles, falling at Europe's extreme for many gene frequencies. Their closest genetic links are with North Sea populations, suggesting they represent a relict population with some immigrant gene influence.

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    Area of Science:

    • Human genetics
    • Population genetics
    • Anthropology

    Background:

    • Orkney islanders (Orcadians) possess a unique genetic makeup.
    • Previous studies suggest distinct European population ranges.

    Purpose of the Study:

    • To analyze gene frequencies in Orcadians.
    • To determine Orcadian genetic affinities within European populations.

    Main Methods:

    • Analysis of gene frequencies for red cell blood groups, red cell isoenzymes, serum proteins, and HLA types.
    • Application of genetic distance and principal components analyses.

    Main Results:

    • Orcadians show extreme gene frequencies across multiple systems within the European range.
    • Genetic analyses indicate closer affinities with North Sea populations than Atlantic ones.

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  • Evidence suggests Orcadian gene pool has been influenced by immigration.

    • Conclusions:

    • Orcadians represent a relict population with distinct genetic characteristics.
    • Their genetic profile differs from, but shares similarities with, Gaelic fringe populations.
    • The findings contribute to understanding European population genetics and historical migrations.