Paper · 2009 · Acta Horticulturae Sinica

Multiplex RT-PCR Assay for Simultaneous Detection of Three Latent Apple Viruses

Fan XuDong; Dong YaFeng; Zunping Zhang; et al.

3
claims
4
verbatim quotes
1
citations
3
research areas
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Not open access

Abstract

The multiplex RT-PCR assay was established to simultaneously detect Apple stem grooving virus(ASGV) ,Apple chlorotic leaf spot virus(ACLSV) and Apple stem pitting virus(ASPV) . Using tissue culture apple seedling(Wangshanhong) infected by three latent apple viruses as sample,a series of factors affecting the multiplex RT-PCR were optimized. Sensibility test showed that it could simultaneously detect out ASGV,ACLSV and ASPV in 187.5 ng total RNA. The multiplex RT-PCR products were cloned and sent for sequencing,and the sequences show high homologies to the published virus sequences. Consistent results for virus detection of 12 apple samples in field were obtained by the multiplex RT-PCR and single RT-PCR system,suggesting the accuracy of the system in ASGV,ACLSV and ASPV detection.

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Claims 3

Method / resourceobservedoriginal resultpositivemeasured

Claim · model-written summary

The multiplex RT-PCR simultaneously detected ASGV, ACLSV and ASPV in 187.5 ng total RNA from infected tissue culture apple seedlings.

Outcome
simultaneously detect out ASGV,ACLSV and ASPVe1
Value
187.5 ng total RNAe1

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Malus domestica
Malus domestica · TaxonW.carter · CC0 · Wikimedia Commons ↗

Verbatim

e0

“Using tissue culture apple seedling(Wangshanhong) infected by three latent apple viruses as sample”

✓ located verbatim in the source · abstract, characters 177–275 · show in text ↑
e1

“it could simultaneously detect out ASGV,ACLSV and ASPV in 187.5 ng total RNA”

✓ located verbatim in the source · abstract, characters 372–448 · show in text ↑
Method / resourceobservedoriginal resultpositivemeasured

Claim · model-written summary

Sequencing of the cloned multiplex RT-PCR products showed high homology to published virus sequences.

Outcome
high homologiese2
Comparator
published virus sequencese2

Verbatim

e2

“the sequences show high homologies to the published virus sequences”

✓ located verbatim in the source · abstract, characters 520–587 · show in text ↑
Method / resourceobservedoriginal resultpositivemeasured

Claim · model-written summary

The multiplex RT-PCR gave results consistent with single RT-PCR for virus detection in 12 field apple samples, suggesting accuracy for ASGV, ACLSV and ASPV detection.

Outcome
Consistent results for virus detectione3
Comparator
single RT-PCR systeme3
Setting
fielde3

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Malus domestica
Malus domestica · TaxonW.carter · CC0 · Wikimedia Commons ↗

Verbatim

e3

“Consistent results for virus detection of 12 apple samples in field were obtained by the multiplex RT-PCR and single RT-PCR system”

✓ located verbatim in the source · abstract, characters 589–719 · show in text ↑