Development of a Novel Tissue Blot Hybridization Chain Reaction for the Identification of Plant Viruses

Assays for the high throughput screening of crops for virus monitoring need to be quick, easy, and low cost. One method involves using tissue blot immunoassays (TBIA), where plant stems are blotted onto nitrocellulose membrane and screened with available antibodies against a range of viruses. TBIAs...

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Main Authors: Fiona Filardo, Peter Vukovic, Murray Sharman, Cherie Gambley, Paul Campbell
Format: Article
Language:English
Published: MDPI AG 2022-09-01
Series:Plants
Subjects:
Online Access:https://www.mdpi.com/2223-7747/11/17/2325
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author Fiona Filardo
Peter Vukovic
Murray Sharman
Cherie Gambley
Paul Campbell
author_facet Fiona Filardo
Peter Vukovic
Murray Sharman
Cherie Gambley
Paul Campbell
author_sort Fiona Filardo
collection DOAJ
description Assays for the high throughput screening of crops for virus monitoring need to be quick, easy, and low cost. One method involves using tissue blot immunoassays (TBIA), where plant stems are blotted onto nitrocellulose membrane and screened with available antibodies against a range of viruses. TBIAs are inexpensive but limited by antibody availability and specificity. To circumvent the antibody limitations, we developed the tissue blot hybridization chain reaction (TB-HCR). As with TBIA, plant stems are blotted onto a nitrocellulose membrane, however, TB-HCR involves using nucleic acid probes instead of antibodies. We demonstrated for the first time that TB-HCR can be used for plant viruses by designing and testing probes against species from several virus genera including <i>begomovirus</i>, <i>polerovirus</i>, <i>luteovirus</i>, <i>cucumovirus</i>, and <i>alfamovirus</i>. We also explored different hairpin reporter methods such as biotin/streptavidin-AP and the Alexa Fluor-488 Fluorophore. TB-HCR has applications for low-cost diagnostics for large sample numbers, rapid diagnostic deployment for new viruses, and can be performed as a preliminary triage assay prior to downstream applications.
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spelling doaj.art-d2adc0df4a9248158479b99832e4128c2023-11-23T13:56:47ZengMDPI AGPlants2223-77472022-09-011117232510.3390/plants11172325Development of a Novel Tissue Blot Hybridization Chain Reaction for the Identification of Plant VirusesFiona Filardo0Peter Vukovic1Murray Sharman2Cherie Gambley3Paul Campbell4Queensland Department of Agriculture and Fisheries, Ecosciences Precinct, GPO Box 267, Brisbane, QLD 4001, AustraliaQueensland Department of Agriculture and Fisheries, Ecosciences Precinct, GPO Box 267, Brisbane, QLD 4001, AustraliaQueensland Department of Agriculture and Fisheries, Ecosciences Precinct, GPO Box 267, Brisbane, QLD 4001, AustraliaQueensland Department of Agriculture and Fisheries, Ecosciences Precinct, GPO Box 267, Brisbane, QLD 4001, AustraliaQueensland Department of Agriculture and Fisheries, Ecosciences Precinct, GPO Box 267, Brisbane, QLD 4001, AustraliaAssays for the high throughput screening of crops for virus monitoring need to be quick, easy, and low cost. One method involves using tissue blot immunoassays (TBIA), where plant stems are blotted onto nitrocellulose membrane and screened with available antibodies against a range of viruses. TBIAs are inexpensive but limited by antibody availability and specificity. To circumvent the antibody limitations, we developed the tissue blot hybridization chain reaction (TB-HCR). As with TBIA, plant stems are blotted onto a nitrocellulose membrane, however, TB-HCR involves using nucleic acid probes instead of antibodies. We demonstrated for the first time that TB-HCR can be used for plant viruses by designing and testing probes against species from several virus genera including <i>begomovirus</i>, <i>polerovirus</i>, <i>luteovirus</i>, <i>cucumovirus</i>, and <i>alfamovirus</i>. We also explored different hairpin reporter methods such as biotin/streptavidin-AP and the Alexa Fluor-488 Fluorophore. TB-HCR has applications for low-cost diagnostics for large sample numbers, rapid diagnostic deployment for new viruses, and can be performed as a preliminary triage assay prior to downstream applications.https://www.mdpi.com/2223-7747/11/17/2325tissue blothybridization chain reactionself-assemblyplant virusesTYLCVpolerovirus
spellingShingle Fiona Filardo
Peter Vukovic
Murray Sharman
Cherie Gambley
Paul Campbell
Development of a Novel Tissue Blot Hybridization Chain Reaction for the Identification of Plant Viruses
Plants
tissue blot
hybridization chain reaction
self-assembly
plant viruses
TYLCV
polerovirus
title Development of a Novel Tissue Blot Hybridization Chain Reaction for the Identification of Plant Viruses
title_full Development of a Novel Tissue Blot Hybridization Chain Reaction for the Identification of Plant Viruses
title_fullStr Development of a Novel Tissue Blot Hybridization Chain Reaction for the Identification of Plant Viruses
title_full_unstemmed Development of a Novel Tissue Blot Hybridization Chain Reaction for the Identification of Plant Viruses
title_short Development of a Novel Tissue Blot Hybridization Chain Reaction for the Identification of Plant Viruses
title_sort development of a novel tissue blot hybridization chain reaction for the identification of plant viruses
topic tissue blot
hybridization chain reaction
self-assembly
plant viruses
TYLCV
polerovirus
url https://www.mdpi.com/2223-7747/11/17/2325
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