b27

  1. Maciamo

    HLA-B27 : distribution map and associated medical conditions

    Here is a map showing the allele frequency of HLA-B27. The maximum frequencies are observed among the Saami (20% in northern Sweden, 15% in Norway), then in the rest of Fennoscandia, in Belgium, England and Scotland. HLA-B27 is the most routinely tested HLA types by doctors because carrying...
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