A substance produced by a pathogen to damage the host plant. In contrast to effector proteins, phytotoxins are low molecular weight diffusible substances, which act remotely from the site of production. See also mycotoxin.
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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