GenomicsbioRxivPreprint
Ancient U/V sex chromosomes reveal slow expansion of recombination suppression in Polytrichaceae mosses.
Fabien Rey-Giraud, Muskaan Muskaan, Sara Oort…·Xavier Vekemans
This study analyzes ancient U/V sex chromosomes in Polytrichaceae mosses, showing that recombination suppression has limited SDR expansion and functional degeneration despite their 124 million-year-old origin.
DOI 10.64898/2026.10.30.763134