Interplays between soil-borne plant viruses and RNA silencing-mediated antiviral defense in roots

Although the majority of plant viruses are transmitted by arthropod vectors and invade the host plants through the aerial parts, there is a considerable number of plant viruses that infect roots via soil-inhabiting vectors such as plasmodiophorids, chytrids, and nematodes. These soil-borne viruses b...

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Main Authors: Ida Bagus Andika, Hideki Kondo, Liying Sun
Format: Article
Language:English
Published: Frontiers Media S.A. 2016-09-01
Series:Frontiers in Microbiology
Subjects:
Online Access:http://journal.frontiersin.org/Journal/10.3389/fmicb.2016.01458/full
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author Ida Bagus Andika
Ida Bagus Andika
Hideki Kondo
Liying Sun
author_facet Ida Bagus Andika
Ida Bagus Andika
Hideki Kondo
Liying Sun
author_sort Ida Bagus Andika
collection DOAJ
description Although the majority of plant viruses are transmitted by arthropod vectors and invade the host plants through the aerial parts, there is a considerable number of plant viruses that infect roots via soil-inhabiting vectors such as plasmodiophorids, chytrids, and nematodes. These soil-borne viruses belong to diverse families, and many of them cause serious diseases in major crop plants. Thus, roots are important organs for the life cycle of many viruses. Compared to shoots, roots have a distinct metabolism and particular physiological characteristics due to the differences in development, cell composition, gene expression patterns, and surrounding environmental conditions. RNA silencing is an important innate defense mechanism to combat virus infection in plants, but the specific information on the activities and molecular mechanism of RNA silencing-mediated viral defense in root tissue is still limited. In this review, we summarize and discuss the current knowledge regarding RNA silencing aspects of the interactions between soil-borne viruses and host plants. Overall, research evidence suggests that soil-borne viruses have evolved to adapt to the distinct mechanism of antiviral RNA silencing in roots.
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spelling doaj.art-ba4c3cda541a44a8a50b4fad3a1abf182022-12-22T00:55:34ZengFrontiers Media S.A.Frontiers in Microbiology1664-302X2016-09-01710.3389/fmicb.2016.01458222125Interplays between soil-borne plant viruses and RNA silencing-mediated antiviral defense in rootsIda Bagus Andika0Ida Bagus Andika1Hideki Kondo2Liying Sun3Northwest A&F UniversityOkayama UniversityOkayama UniversityNorthwest A&F UniversityAlthough the majority of plant viruses are transmitted by arthropod vectors and invade the host plants through the aerial parts, there is a considerable number of plant viruses that infect roots via soil-inhabiting vectors such as plasmodiophorids, chytrids, and nematodes. These soil-borne viruses belong to diverse families, and many of them cause serious diseases in major crop plants. Thus, roots are important organs for the life cycle of many viruses. Compared to shoots, roots have a distinct metabolism and particular physiological characteristics due to the differences in development, cell composition, gene expression patterns, and surrounding environmental conditions. RNA silencing is an important innate defense mechanism to combat virus infection in plants, but the specific information on the activities and molecular mechanism of RNA silencing-mediated viral defense in root tissue is still limited. In this review, we summarize and discuss the current knowledge regarding RNA silencing aspects of the interactions between soil-borne viruses and host plants. Overall, research evidence suggests that soil-borne viruses have evolved to adapt to the distinct mechanism of antiviral RNA silencing in roots.http://journal.frontiersin.org/Journal/10.3389/fmicb.2016.01458/fullnematodeRNA silencingrootssilencing suppressorAntiviral defensePolymyxa
spellingShingle Ida Bagus Andika
Ida Bagus Andika
Hideki Kondo
Liying Sun
Interplays between soil-borne plant viruses and RNA silencing-mediated antiviral defense in roots
Frontiers in Microbiology
nematode
RNA silencing
roots
silencing suppressor
Antiviral defense
Polymyxa
title Interplays between soil-borne plant viruses and RNA silencing-mediated antiviral defense in roots
title_full Interplays between soil-borne plant viruses and RNA silencing-mediated antiviral defense in roots
title_fullStr Interplays between soil-borne plant viruses and RNA silencing-mediated antiviral defense in roots
title_full_unstemmed Interplays between soil-borne plant viruses and RNA silencing-mediated antiviral defense in roots
title_short Interplays between soil-borne plant viruses and RNA silencing-mediated antiviral defense in roots
title_sort interplays between soil borne plant viruses and rna silencing mediated antiviral defense in roots
topic nematode
RNA silencing
roots
silencing suppressor
Antiviral defense
Polymyxa
url http://journal.frontiersin.org/Journal/10.3389/fmicb.2016.01458/full
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