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. 2021 Jul 21;12:704351. doi: 10.3389/fpls.2021.704351

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Copyright © 2021 Kwaśniewska, Breathnach, Fitzsimons, Goslin, Thomson, Beegan, Finocchio, Prunet, Ó’Maoiléidigh and Wellmer.

This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY). The use, distribution or reproduction in other forums is permitted, provided the original author(s) and the copyright owner(s) are credited and that the original publication in this journal is cited, in accordance with accepted academic practice. No use, distribution or reproduction is permitted which does not comply with these terms.

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Effect of KNU-amiRNA expression from different driver lines on KNU expression. (A,B) pKNU::KNU-GUS activity in plants that do not express the KNU-amiRNA. (C,D) pKNU::KNU-GUS activity in plants expressing the KNU-amiRNA from the CLV1 driver. (E,F) pKNU::KNU-GUS activity in plants expressing the KNU-amiRNA from the WUS driver. (G–I) pKNU::KNU-GUS activity in plants expressing the KNU-amiRNA from the CLV3 driver. In (I), GUS signal in anthers is marked by arrows. Approximate floral stages are indicated by numbers. Scale bars: 25 μm.