Reactive oxygen species (reactive oxygen intermediates). Also known as AOS. ROS include the hydroxyl radical, superoxide and peroxide, in order of reactivity. Have direct antimicrobial activity, necessary for oxidative cross-reaction and can act as signals induce HR. Their induction following pathogen attack is termed the oxidative burst. See catalase.
Adapted from: Tronsmo, A.M., Collinge, D.B., Djurle, A., Munk, L., Yuen, J. and. Tronsmo, A. 2020 Plant pathology and plant diseases. CABI, Wallingford.
ISBN 9781789243185.
https://www.cabi.org/bookshop/book/9781789243185/
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