Viral suppressors from members of the family Closteroviridae combating antiviral RNA silencing: a tale of a sophisticated arms race in host-pathogen interactions
Abstract RNA silencing is an evolutionarily homology-based gene inactivation mechanism and plays critical roles in plant immune responses to acute or chronic virus infections, which often pose serious threats to agricultural productions. Plant antiviral immunity is triggered by virus-derived small i...
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oai:doaj.org-article:a6eeed585ea64669aa96953be08c805e2021-11-21T12:42:13ZViral suppressors from members of the family Closteroviridae combating antiviral RNA silencing: a tale of a sophisticated arms race in host-pathogen interactions10.1186/s42483-021-00104-y2524-4167https://doaj.org/article/a6eeed585ea64669aa96953be08c805e2021-11-01T00:00:00Zhttps://doi.org/10.1186/s42483-021-00104-yhttps://doaj.org/toc/2524-4167Abstract RNA silencing is an evolutionarily homology-based gene inactivation mechanism and plays critical roles in plant immune responses to acute or chronic virus infections, which often pose serious threats to agricultural productions. Plant antiviral immunity is triggered by virus-derived small interfering RNAs (vsiRNAs) and functions to suppress virus further replication via a sequence-specific degradation manner. Through plant-virus arms races, many viruses have evolved specific protein(s), known as viral suppressors of RNA silencing (VSRs), to combat plant antiviral responses. Numerous reports have shown that VSRs can efficiently curb plant antiviral defense response via interaction with specific component(s) involved in the plant RNA silencing machinery. Members in the family Closteroviridae (closterovirids) are also known to encode VSRs to ensure their infections in plants. In this review, we will focus on the plant antiviral RNA silencing strategies, and the most recent developments on the multifunctional VSRs encoded by closterovirids. Additionally, we will highlight the molecular characters of phylogenetically-associated closterovirids, the interactions of these viruses with their host plants and transmission vectors, and epidemiology.Muhammad Dilshad HussainTahir FarooqXi ChenMuhammad TariqjaveedTong JiangSijia LiuTao ZhouBMCarticleClosteroviridsAntiviral RNA silencingViral pathogenicityPlant immunityCrop diseasePlant cultureSB1-1110ENPhytopathology Research, Vol 3, Iss 1, Pp 1-36 (2021) |
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DOAJ |
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DOAJ |
language |
EN |
topic |
Closterovirids Antiviral RNA silencing Viral pathogenicity Plant immunity Crop disease Plant culture SB1-1110 |
spellingShingle |
Closterovirids Antiviral RNA silencing Viral pathogenicity Plant immunity Crop disease Plant culture SB1-1110 Muhammad Dilshad Hussain Tahir Farooq Xi Chen Muhammad Tariqjaveed Tong Jiang Sijia Liu Tao Zhou Viral suppressors from members of the family Closteroviridae combating antiviral RNA silencing: a tale of a sophisticated arms race in host-pathogen interactions |
description |
Abstract RNA silencing is an evolutionarily homology-based gene inactivation mechanism and plays critical roles in plant immune responses to acute or chronic virus infections, which often pose serious threats to agricultural productions. Plant antiviral immunity is triggered by virus-derived small interfering RNAs (vsiRNAs) and functions to suppress virus further replication via a sequence-specific degradation manner. Through plant-virus arms races, many viruses have evolved specific protein(s), known as viral suppressors of RNA silencing (VSRs), to combat plant antiviral responses. Numerous reports have shown that VSRs can efficiently curb plant antiviral defense response via interaction with specific component(s) involved in the plant RNA silencing machinery. Members in the family Closteroviridae (closterovirids) are also known to encode VSRs to ensure their infections in plants. In this review, we will focus on the plant antiviral RNA silencing strategies, and the most recent developments on the multifunctional VSRs encoded by closterovirids. Additionally, we will highlight the molecular characters of phylogenetically-associated closterovirids, the interactions of these viruses with their host plants and transmission vectors, and epidemiology. |
format |
article |
author |
Muhammad Dilshad Hussain Tahir Farooq Xi Chen Muhammad Tariqjaveed Tong Jiang Sijia Liu Tao Zhou |
author_facet |
Muhammad Dilshad Hussain Tahir Farooq Xi Chen Muhammad Tariqjaveed Tong Jiang Sijia Liu Tao Zhou |
author_sort |
Muhammad Dilshad Hussain |
title |
Viral suppressors from members of the family Closteroviridae combating antiviral RNA silencing: a tale of a sophisticated arms race in host-pathogen interactions |
title_short |
Viral suppressors from members of the family Closteroviridae combating antiviral RNA silencing: a tale of a sophisticated arms race in host-pathogen interactions |
title_full |
Viral suppressors from members of the family Closteroviridae combating antiviral RNA silencing: a tale of a sophisticated arms race in host-pathogen interactions |
title_fullStr |
Viral suppressors from members of the family Closteroviridae combating antiviral RNA silencing: a tale of a sophisticated arms race in host-pathogen interactions |
title_full_unstemmed |
Viral suppressors from members of the family Closteroviridae combating antiviral RNA silencing: a tale of a sophisticated arms race in host-pathogen interactions |
title_sort |
viral suppressors from members of the family closteroviridae combating antiviral rna silencing: a tale of a sophisticated arms race in host-pathogen interactions |
publisher |
BMC |
publishDate |
2021 |
url |
https://doaj.org/article/a6eeed585ea64669aa96953be08c805e |
work_keys_str_mv |
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