Field Performance of Resistant Potato Genotypes Transformed with the EFR Receptor from in the Absence of Bacterial Wilt ()

Bacterial wilt caused by the pathogen Ralstonia solanacearum is a devastating disease of potato crops. Harmonizing immunity to pathogens and crop yield is a balance between productive, economic, and environmental interests. In this work, the agronomic performance of two events of potato cultivar INI...

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Main Authors: Marco Dalla-Rizza, Claudia Schvartzman, Sara Murchio, Cecilia Berrueta, Federico Boschi, Mariana Menoni, Alberto Lenzi, Gustavo Gimenez
Format: Article
Language:English
Published: Hanrimwon Publishing Company 2022-06-01
Series:The Plant Pathology Journal
Subjects:
Online Access:http://www.ppjonline.org/upload/pdf/PPJ-OA-01-2022-0008.pdf
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author Marco Dalla-Rizza
Claudia Schvartzman
Sara Murchio
Cecilia Berrueta
Federico Boschi
Mariana Menoni
Alberto Lenzi
Gustavo Gimenez
author_facet Marco Dalla-Rizza
Claudia Schvartzman
Sara Murchio
Cecilia Berrueta
Federico Boschi
Mariana Menoni
Alberto Lenzi
Gustavo Gimenez
author_sort Marco Dalla-Rizza
collection DOAJ
description Bacterial wilt caused by the pathogen Ralstonia solanacearum is a devastating disease of potato crops. Harmonizing immunity to pathogens and crop yield is a balance between productive, economic, and environmental interests. In this work, the agronomic performance of two events of potato cultivar INIA Iporá expressing the Arabidopsis thaliana EFR gene (Iporá EFR 3 and Iporá EFR 12) previously selected for their high resistance to bacterial wilt was evaluated under pathogen-free conditions. During two cultivation cycles, the evaluated phenotypic characteristics were emergence, beginning of flowering, vigor, growth, leaf morphology, yield, number and size of tubers, analyzed under biosecurity standards. The phenotypic characteristics evaluated did not show differences, except in the morphology of the leaf with a more globose appearance and a shortening of the rachis in the transformation events with respect to untransformed Iporá. The Iporá EFR 3 genotype showed a ~40% yield decrease in reference to untransformed Iporá in the two trials, while Iporá EFR 12 did not differ statistically from untransformed Iporá. Iporá EFR 12 shows performance stability in the absence of the pathogen, compared to the untransformed control, positioning it as an interesting candidate for regions where the presence of the pathogen is endemic and bacterial wilt has a high economic impact.
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spelling doaj.art-812e222c90604e44a9c4de3ecffa3c942022-12-22T02:15:56ZengHanrimwon Publishing CompanyThe Plant Pathology Journal1598-22542093-92802022-06-0138323924710.5423/PPJ.OA.01.2022.00082318Field Performance of Resistant Potato Genotypes Transformed with the EFR Receptor from in the Absence of Bacterial Wilt ()Marco Dalla-Rizza0Claudia Schvartzman1Sara Murchio2Cecilia Berrueta3Federico Boschi4Mariana Menoni5Alberto Lenzi6Gustavo Gimenez7 Unidad de Biotecnología, Instituto Nacional de Investigación Agropecuaria, Canelones, CP 90100, Uruguay Unidad de Biotecnología, Instituto Nacional de Investigación Agropecuaria, Canelones, CP 90100, Uruguay Unidad de Biotecnología, Instituto Nacional de Investigación Agropecuaria, Canelones, CP 90100, Uruguay Programa de Producción Hortícola, Instituto Nacional de Investigación Agropecuaria, Canelones, CP 90100, Uruguay Instituto Nacional de Semillas, Canelones, CP 90100, Uruguay Instituto Nacional de Semillas, Canelones, CP 90100, Uruguay Programa de Producción Hortícola, Instituto Nacional de Investigación Agropecuaria, Canelones, CP 90100, Uruguay Programa de Producción Hortícola, Instituto Nacional de Investigación Agropecuaria, Canelones, CP 90100, UruguayBacterial wilt caused by the pathogen Ralstonia solanacearum is a devastating disease of potato crops. Harmonizing immunity to pathogens and crop yield is a balance between productive, economic, and environmental interests. In this work, the agronomic performance of two events of potato cultivar INIA Iporá expressing the Arabidopsis thaliana EFR gene (Iporá EFR 3 and Iporá EFR 12) previously selected for their high resistance to bacterial wilt was evaluated under pathogen-free conditions. During two cultivation cycles, the evaluated phenotypic characteristics were emergence, beginning of flowering, vigor, growth, leaf morphology, yield, number and size of tubers, analyzed under biosecurity standards. The phenotypic characteristics evaluated did not show differences, except in the morphology of the leaf with a more globose appearance and a shortening of the rachis in the transformation events with respect to untransformed Iporá. The Iporá EFR 3 genotype showed a ~40% yield decrease in reference to untransformed Iporá in the two trials, while Iporá EFR 12 did not differ statistically from untransformed Iporá. Iporá EFR 12 shows performance stability in the absence of the pathogen, compared to the untransformed control, positioning it as an interesting candidate for regions where the presence of the pathogen is endemic and bacterial wilt has a high economic impact.http://www.ppjonline.org/upload/pdf/PPJ-OA-01-2022-0008.pdfdefense genesgenetic transformationimmunity
spellingShingle Marco Dalla-Rizza
Claudia Schvartzman
Sara Murchio
Cecilia Berrueta
Federico Boschi
Mariana Menoni
Alberto Lenzi
Gustavo Gimenez
Field Performance of Resistant Potato Genotypes Transformed with the EFR Receptor from in the Absence of Bacterial Wilt ()
The Plant Pathology Journal
defense genes
genetic transformation
immunity
title Field Performance of Resistant Potato Genotypes Transformed with the EFR Receptor from in the Absence of Bacterial Wilt ()
title_full Field Performance of Resistant Potato Genotypes Transformed with the EFR Receptor from in the Absence of Bacterial Wilt ()
title_fullStr Field Performance of Resistant Potato Genotypes Transformed with the EFR Receptor from in the Absence of Bacterial Wilt ()
title_full_unstemmed Field Performance of Resistant Potato Genotypes Transformed with the EFR Receptor from in the Absence of Bacterial Wilt ()
title_short Field Performance of Resistant Potato Genotypes Transformed with the EFR Receptor from in the Absence of Bacterial Wilt ()
title_sort field performance of resistant potato genotypes transformed with the efr receptor from in the absence of bacterial wilt
topic defense genes
genetic transformation
immunity
url http://www.ppjonline.org/upload/pdf/PPJ-OA-01-2022-0008.pdf
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