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. 2022 Apr 22;11(5):641. doi: 10.3390/biology11050641

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© 2022 by the authors.

Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (https://creativecommons.org/licenses/by/4.0/).

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Transverse section of uninoculated corn leaf. (A) Magnification 200×; (B) magnification 400×. Ep, epidermis; Sc, sclerenchyma; Ph, phloem; Mx, metaxylem; Px, protoxylem; Bs, bundle sheath; and Ms, mesophyll.