Abstract
This article comments on: Tomassi AH, Perea-García A, Rodrigo G, et al. 2025. Arabidopsis thaliana iron superoxide dismutase FeSOD1 protects ARGONAUTE 1 in a copper-dependent manner. Journal of Experimental Botany 76, 5465–5480. https://doi.org/10.1093/jxb/eraf270