Positive germline selection of mtDNA: evidence from the oocyte.
Melissa Franco, Zoë Fleischmann, Sofia Annis, Auden Cote‐L’Heureux, Dylan Aidlen, Mark Khrapko, Benjamin Vyshedskiy, Mary K. Hartigan, Daniil Mirzoyan, Jacob Bandell, Konstantin Yu. Popadin, Dori C. Woods, Jonathan L. Tilly, Konstantin Khrapko
The paper analyzes mtDNA mutation dynamics in human oocytes and finds evidence of positive selection for noncoding and coding mutations, suggesting a shift from positive to purifying selection upon inheritance.
bioRxiv · Jul 14, 2026 · PreprintGenetics