Plant BiologybioRxivPreprint
Resistance to protoporphyrinogen oxidase inhibitor herbicides in giant ragweed (Ambrosia trifida) is associated with a novel R98Q target-site mutation in PPO2
Cristiana Bernardi Rankrape, Isabel Schlegel Werle, Eduardo Lago…·Karla L. Gage
This study identifies a novel R98Q mutation in PPO2 as the target-site resistance mechanism for PPO-inhibitor herbicides in giant ragweed population VRC, while TMS shows resistance without target-site alteration.
DOI 10.64898/2026.07.16.738972