Plant Virus Research Studies

The Freesia refracta virome analysis sheds new light on the phylogenetic relationships in the Konkoviridae and Yueviridae families

The study identifies a novel virus in freesia plants, expands the Konkoviridae family, and discusses the phylogenetic position of a virus in the Yueviridae family.

Characterization of three resistance-breaking isolates of sugarcane mosaic virus from Rwanda and implications for maize lethal necrosis

The paper evaluates three Rwandan sugarcane mosaic virus isolates' ability to overcome maize resistance and their role in maize lethal necrosis when co-infected with MCMV.

Molecular and biological characterization of a distinct species of Lolavirus infecting different accessions of seashore paspalum, a turfgrass, widely grown in the United States

The paper identifies a new Lolavirus species, PaLV, infecting seashore paspalum, characterizes its genome, and develops a detection method.

Coat protein of TCV suppresses RNA decay via ubiquitination and autophagy pathways to facilitate viral infection

This study shows that TCV's coat protein suppresses RNA decay by degrading AtDcp1 via ubiquitination and autophagy, enhancing viral infection.

Targeted and random mutagenesis of cassava brown streak disease susceptibility factors reveal molecular determinants of disease severity

The paper identifies mutations in cassava eIF4E-family genes that reduce CBSD symptoms by disrupting VPg interaction, suggesting potential strategies for disease resistance.

A new level of RNA-based plant protection - dsRNAs designed from functionally characterized siRNAs highly effective against Cucumber Mosaic Virus

The paper designs effective dsRNAs from functionally characterized siRNAs to provide highly specific and potent protection against Cucumber Mosaic Virus in plants.

In silico description of a new Amalgavirus in the Cannabis sativa transcriptome

The paper describes the first amalgavirus, Cannabis sativa amalgavirus 1, identified in Cannabis sativa transcriptome through data mining analysis.

The Development of Wet Laboratory Methods for Improved Downstream Analysis of High Throughput Sequencing Data for Virus and Viroid Diagnostics of Vitis vinifera in Australian Post-Entry Quarantine

This study compares RNA extraction methods for Vitis vinifera to improve virus and viroid detection via sRNAseq in post-entry quarantine.

Syn-tasiR-VIGS: Virus-Based Targeted RNAi in Plants By Synthetic Trans Acting Small Interfering RNAs Derived from Minimal Precursors

This paper introduces syn-tasiR-VIGS, a virus-based RNAi method using minimal precursors to silence plant genes and vaccinate against viruses without genetic modification.

HSP90 interacts with VP37 to facilitate the cell-to-cell movement of broad bean wilt virus 2

This study identifies HSP90 as an interacting partner of BBWV2's VP37 movement protein, showing that their interaction facilitates cell-to-cell viral movement through plasmodesmata.

Characterization of Soybean Vein Necrosis Virus (SVNV) Proteins: Sequence Analysis of Field Strains and Comparison of Localization Patterns in Differing Cell Types

This study characterizes SVNV proteins through sequence analysis of field strains and compares their localization in plant and insect cells.

A cyclic adenosine monophosphate (cAMP)-specific phosphodiesterase interacts with begomovirus capsid proteins and modulates virus retention within its vector

This study identifies a whitefly phosphodiesterase (PDE4) that interacts with begomovirus capsid proteins and modulates virus retention and transmission by regulating intracellular cAMP levels.

A conserved lysine/arginine-rich motif in potyviral 6K1 protein is key in engaging autophagy-mediated self-degradation for completing pepper veinal mottle virus infection

This study identifies a conserved lysine/arginine-rich motif in potyviral 6K1 protein that mediates autophagy-mediated self-degradation, essential for viral infection.

Optimizing crop varietal mixtures for viral disease management: A case study on cassava virus epidemics

This study evaluates varietal mixtures for managing cassava viral diseases using a web-based model, finding that mixtures benefit CBSD but not CMD, and highlights the need for integrated management strategies.

Emergence of potato virus Y outbreaks in tomatoes in Brazil, the disease and spread

This study confirms potato virus Y (PVY) as the causal agent of Mexican Fire disease in Brazilian tomatoes through deep sequencing, serological tests, and Koch's Postulates validation.

Contribution of the Tobamovirus resistance gene Tm-1 to control of ToBRFV resistance in tomato

The paper shows that the Tm-1 gene contributes to ToBRFV resistance in tomato when combined with a tolerance locus on chromosome 11, and its expression level affects plant susceptibility.

Overcoming the Woody Barrier: Dodder Enables Efficient Transfer of Infectious Clones to Woody Plants

This study shows that using dodder plants improves the transmission of viral infectious clones to woody plants, significantly increasing success rates compared to traditional methods.

High-Resolution Structures of Tobacco Mosaic Virus Disks from Cryo-Electron Microscopy

This study reports high-resolution cryo-EM structures of tobacco mosaic virus coat protein disks, revealing new insights into viral assembly and differences between bacterial and plant-produced coat proteins.

Deciphering mixed infections by plant RNA virus and reconstructing complete genomes simultaneously present within-host

The paper develops a method to identify and sequence multiple RNA virus isolates co-infecting a single host plant, demonstrating its effectiveness on rice yellow mottle virus in Burkina Faso.

Host-Specific Adaptations and Global Transmission Potential of a Mexican ToBRFV Isolate: Insights from Genomic Analysis

This study analyzes a Mexican ToBRFV isolate to understand its genetic adaptability, host range, and transmission potential through genomic and experimental approaches.

Detection of exotic biosecurity threat ribgrass mosaic virus and novel tobamoviruses through metatranscriptomic sequencing of animal gut content

This paper detects RMV and novel tobamoviruses in Australia using metatranscriptomic sequencing of animal gut content, revealing new viral threats to horticultural systems.

An orphan viral genome with controversial evolutionary status sheds light on a distinct lineage of flavi-like virus infecting plants

This study resolves the taxonomic controversy of SRAV, a plant-infecting flavi-like virus, by showing it belongs to the Flaviviridae family and triggers host RNAi responses.

Data mining redefines the timeline and geographic spread of cotton leafroll dwarf virus

This study uses data mining to show CLRDV was present in the US since 2006, challenging the belief it was newly introduced in 2017.

Highly sensitive reverse transcription loop-mediated isothermal amplification for detecting and identifying groundnut ringspot and tomato spotted wilt orthotospoviruses

This study introduces RT-LAMP for detecting GRSV and TSWV in crops, showing higher sensitivity than RT-PCR and no cross-reactivity with related viruses.

Integrating structural modeling and divergence dating of RNA-dependent RNA polymerases to resolve the evolutionary history of plant and fungal viruses: from sobemoviruses to sobelivirads

This study uses deep-learning structural modeling and divergence dating to analyze RdRps from plant and fungal viruses, revealing a recent divergence of sobelivirads and suggesting cross-kingdom host shifts in their evolutionary history.

Identification of a novel begomovirus betasatellite and occurrence of a viral complex associated with leaf curl disease in Bhut Jolokia in Assam

The paper identifies a novel begomovirus betasatellite and a viral complex associated with leaf curl disease in Bhut Jolokia, confirming the presence of multiple viruses through DAS-ELISA and PCR.

TOR Inhibition Enhances Autophagic Flux and Immune Response in Tomato Plants Against PSTVd Infection

This study shows that TOR inhibition improves autophagic flux and immune response in tomato plants infected with PSTVd, reducing viroid accumulation and enhancing defense gene expression.

Interplay between a polerovirus and a closterovirus decreases aphid transmission of the polerovirus

The paper shows that co-infection of sugar beet with beet chlorosis virus (BChV) and beet yellows virus (BYV) reduces BChV transmission by ~50% without affecting BYV transmission, due to virus-virus interactions altering intracellular distribution.

Insights into the RNA virome of the corn leafhopper Dalbulus maidis, a major emergent threat of Maize in Latin America

This study identifies novel RNA viruses associated with the corn leafhopper Dalbulus maidis using high-throughput sequencing, revealing their phylogenetic relationships and potential ecological significance.

Discovery of new and variant Potyviruses in Asparagales plants from a Dutch urban botanic garden

The paper identifies new and variant Potyviruses in Asparagales plants from a Dutch urban botanic garden using smallRNA-seq and RNA-seq.