A 23-copy tandem repeat of a cytochrome P450 gene underlies an adaptive introgression breakthrough in Ciona intestinalis
Manon Le Goff, Fabienne Justy, Théo Deremarque, Frédérique Viard, Nicolas Bierne
The paper identifies a 23-copy tandem repeat of the CYP2U1c gene as the structural variant underlying adaptive introgression from C. robusta into C. intestinalis.
bioRxiv · Oct 2, 2026 · PreprintEvolutionary Biology