Evolutionary BiologybioRxivPreprint
Episodic positive selection accumulates through time in seasonal influenza A, with no climatic signature
Matthieu Vilain, Rasha Mghabghab, Stéphane Aris‐Brosou
This study shows that positive selection on influenza A surface antigens has increased over time, driven by immune escape and surveillance, not climate factors.
DOI 10.1101/2025.11.20.689475