Functional Transcomplementation between Wheat Dwarf Virus Strains in Wheat and Barley

Wheat dwarf virus, transmitted by the leafhopper <i>Psammotettix alienus</i> in a persistent, non-propagative manner, infects numerous species from the <i>Poaceae</i> family. Data associated with wheat dwarf virus (WDV) suggest that some isolates preferentially infect wheat w...

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Main Authors: Isabelle Abt, Marlène Souquet, Gersende Angot, Romain Mabon, Sylvie Dallot, Gaël Thébaud, Emmanuel Jacquot
Format: Article
Language:English
Published: MDPI AG 2019-12-01
Series:Viruses
Subjects:
Online Access:https://www.mdpi.com/1999-4915/12/1/34
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author Isabelle Abt
Marlène Souquet
Gersende Angot
Romain Mabon
Sylvie Dallot
Gaël Thébaud
Emmanuel Jacquot
author_facet Isabelle Abt
Marlène Souquet
Gersende Angot
Romain Mabon
Sylvie Dallot
Gaël Thébaud
Emmanuel Jacquot
author_sort Isabelle Abt
collection DOAJ
description Wheat dwarf virus, transmitted by the leafhopper <i>Psammotettix alienus</i> in a persistent, non-propagative manner, infects numerous species from the <i>Poaceae</i> family. Data associated with wheat dwarf virus (WDV) suggest that some isolates preferentially infect wheat while other preferentially infect barley. This allowed to define the wheat strain and the barley strain. There are contradictory results in the literature regarding the ability of each of these two strains to infect its non-preferred host. To improve knowledge on the interactions between WDV strains and barley and wheat, transmission experiments were carried out using barcoded <i>P. alienus</i> and an experimental design based on single/sequential acquisitions of WDV strains and on transmissions to wheat and barley. Results showed that (I) WDV strains are transmitted with similar efficiencies by <i>P. alienus</i> males, females and larvae, (II) WDV wheat and barley strains do not infect barley and wheat plants, respectively, and (III) a functional transcomplementation between the wheat and barley strains allows a mixed infection of barley and wheat. The described ability of each WDV strain to infect a non-host plant in the presence of the other viral strain must be considered to analyze data available on WDV host range.
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spelling doaj.art-d9c1d77348b946f7a7d492edf0c1524f2022-12-22T01:59:47ZengMDPI AGViruses1999-49152019-12-011213410.3390/v12010034v12010034Functional Transcomplementation between Wheat Dwarf Virus Strains in Wheat and BarleyIsabelle Abt0Marlène Souquet1Gersende Angot2Romain Mabon3Sylvie Dallot4Gaël Thébaud5Emmanuel Jacquot6BGPI (Biology and Genetics of Plant-Pathogen Interactions), INRA, CIRAD, Montpellier SupAgro, University of Montpellier, Cirad TA A-54/K, Campus International de Baillarguet, 34398 Montpellier CEDEX 5, FranceBGPI (Biology and Genetics of Plant-Pathogen Interactions), INRA, CIRAD, Montpellier SupAgro, University of Montpellier, Cirad TA A-54/K, Campus International de Baillarguet, 34398 Montpellier CEDEX 5, FranceBGPI (Biology and Genetics of Plant-Pathogen Interactions), INRA, CIRAD, Montpellier SupAgro, University of Montpellier, Cirad TA A-54/K, Campus International de Baillarguet, 34398 Montpellier CEDEX 5, FranceBGPI (Biology and Genetics of Plant-Pathogen Interactions), INRA, CIRAD, Montpellier SupAgro, University of Montpellier, Cirad TA A-54/K, Campus International de Baillarguet, 34398 Montpellier CEDEX 5, FranceBGPI (Biology and Genetics of Plant-Pathogen Interactions), INRA, CIRAD, Montpellier SupAgro, University of Montpellier, Cirad TA A-54/K, Campus International de Baillarguet, 34398 Montpellier CEDEX 5, FranceBGPI (Biology and Genetics of Plant-Pathogen Interactions), INRA, CIRAD, Montpellier SupAgro, University of Montpellier, Cirad TA A-54/K, Campus International de Baillarguet, 34398 Montpellier CEDEX 5, FranceBGPI (Biology and Genetics of Plant-Pathogen Interactions), INRA, CIRAD, Montpellier SupAgro, University of Montpellier, Cirad TA A-54/K, Campus International de Baillarguet, 34398 Montpellier CEDEX 5, FranceWheat dwarf virus, transmitted by the leafhopper <i>Psammotettix alienus</i> in a persistent, non-propagative manner, infects numerous species from the <i>Poaceae</i> family. Data associated with wheat dwarf virus (WDV) suggest that some isolates preferentially infect wheat while other preferentially infect barley. This allowed to define the wheat strain and the barley strain. There are contradictory results in the literature regarding the ability of each of these two strains to infect its non-preferred host. To improve knowledge on the interactions between WDV strains and barley and wheat, transmission experiments were carried out using barcoded <i>P. alienus</i> and an experimental design based on single/sequential acquisitions of WDV strains and on transmissions to wheat and barley. Results showed that (I) WDV strains are transmitted with similar efficiencies by <i>P. alienus</i> males, females and larvae, (II) WDV wheat and barley strains do not infect barley and wheat plants, respectively, and (III) a functional transcomplementation between the wheat and barley strains allows a mixed infection of barley and wheat. The described ability of each WDV strain to infect a non-host plant in the presence of the other viral strain must be considered to analyze data available on WDV host range.https://www.mdpi.com/1999-4915/12/1/34<i>mastrevirus</i>host rangetranscomplementationco-inoculation
spellingShingle Isabelle Abt
Marlène Souquet
Gersende Angot
Romain Mabon
Sylvie Dallot
Gaël Thébaud
Emmanuel Jacquot
Functional Transcomplementation between Wheat Dwarf Virus Strains in Wheat and Barley
Viruses
<i>mastrevirus</i>
host range
transcomplementation
co-inoculation
title Functional Transcomplementation between Wheat Dwarf Virus Strains in Wheat and Barley
title_full Functional Transcomplementation between Wheat Dwarf Virus Strains in Wheat and Barley
title_fullStr Functional Transcomplementation between Wheat Dwarf Virus Strains in Wheat and Barley
title_full_unstemmed Functional Transcomplementation between Wheat Dwarf Virus Strains in Wheat and Barley
title_short Functional Transcomplementation between Wheat Dwarf Virus Strains in Wheat and Barley
title_sort functional transcomplementation between wheat dwarf virus strains in wheat and barley
topic <i>mastrevirus</i>
host range
transcomplementation
co-inoculation
url https://www.mdpi.com/1999-4915/12/1/34
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