Recurrent expansion and rapid evolution of the Drosophilid RNAi pathway in testis
Kimberly Elicker, Meysoon Quraishi, Garima Setia, Xin Yu Zhu Jiang, Lijuan Kan, Alex Sutton Flynt, Jiayu Wen, Lamia Wahba, Eric C. Lai
The paper analyzes RNAi pathway evolution in Drosophila, finding recurrent AGO2 expansion and testis-biased expression of RNAi factors, suggesting a role in sex chromosome conflicts.
bioRxiv · Nov 28, 2025 · PreprintEvolutionary Biology