Cross-sectional dating of novel haplotypes of HERV-K 113 and HERV-K 115 indicate these proviruses originated in Africa before Homo sapiens.

Mol Biol Evol · 2009 · PMC2760466 · PMID 19666991

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did not reach statistical significanceno p-value reported

Variation in the insertion frequency of K113 between ethnic groups did not reach statistical significance, and the percentages did not vary between cohorts from the two geographic locations studied ( table 2 ).

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