Evidence map›Paper›PMID 33334037›Full record

ArticleViruses2020

Field Verification of an African Swine Fever Virus Loop-Mediated Isothermal Amplification (LAMP) Assay During an Outbreak in Timor-Leste.

Peter T Mee, Shani Wong, Kim J O'Riley, Felisiano da Conceição, Joanita Bendita da Costa Jong, Dianne E Phillips, Brendan C Rodoni, Grant T Rawlin, Stacey E Lynch

Abstract read
In one paragraph

Article in Viruses, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 15 papers.

0numbers the graph read from it
0cells of the map it votes in
15citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

15 citing papers in PubMed.

  1. Review
  2. Review
  3. Article
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  5. Article
  6. Review
  7. Stability of GenotubeViruses · 2024
    Article
  8. Review
  9. Review
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  11. Article
  12. Article
  13. Article
  14. Article
  15. Article
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

9 authors.

Peter T MeeAgriculture Victoria Research, AgriBio Centre for AgriBioscience, Bundoora, VIC 3083, Australia.
Shani WongAgriculture Victoria Research, AgriBio Centre for AgriBioscience, Bundoora, VIC 3083, Australia.
Kim J O'RileyAgriculture Victoria Research, AgriBio Centre for AgriBioscience, Bundoora, VIC 3083, Australia.
Felisiano da ConceiçãoMinistry of Agriculture and Fisheries, Government of Timor-Leste, Av. Nicolao Lobato, Comoro, Dili 0332, Timor-Leste.
Joanita Bendita da Costa JongMinistry of Agriculture and Fisheries, Government of Timor-Leste, Av. Nicolao Lobato, Comoro, Dili 0332, Timor-Leste.
Dianne E PhillipsAgriculture Victoria, Biosecurity and Agriculture Services, Bairnsdale, VIC 3857, Australia.
Brendan C RodoniAgriculture Victoria Research, AgriBio Centre for AgriBioscience, Bundoora, VIC 3083, Australia.
Grant T RawlinAgriculture Victoria Research, AgriBio Centre for AgriBioscience, Bundoora, VIC 3083, Australia.
Stacey E LynchAgriculture Victoria Research, AgriBio Centre for AgriBioscience, Bundoora, VIC 3083, Australia.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Recent outbreaks of African swine fever virus (ASFV) have seen the movement of this virus into multiple new regions with devastating impact. Many of these outbreaks are occurring in remote, or resource-limited areas, that do not have access to molecular laboratories. Loop-mediated isothermal amplification (LAMP) is a rapid point of care test that can overcome a range of inhibitors. We outline further development of a real-time ASFV LAMP, including field verification during an outbreak in Timor-Leste. To increase field applicability, the extraction step was removed and an internal amplification control (IAC) was implemented. Assay performance was assessed in six different sample matrices and verified for a range of clinical samples. A LAMP detection limit of 400 copies/rxn was determined based on synthetic positive control spikes. A colourmetric LAMP assay was also assessed on serum samples. Comparison of the LAMP assay to a quantitative polymerase chain reaction (qPCR) was performed on clinical ASFV samples, using both serum and oral/rectal swabs, with a substantial level of agreement observed. The further verification of the ASFV LAMP assay, removal of extraction step, implementation of an IAC and the assessment of a range of sample matrix, further support the use of this assay for rapid in-field detection of ASFV.

Indexed as

Disease OutbreaksMolecular Diagnostic TechniquesNucleic Acid Amplification TechniquesAfrican Swine FeverAfrican Swine Fever VirusAnimalsFemaleMaleReal-Time Polymerase Chain ReactionSensitivity and SpecificitySwineViremiaASFVcolourmetric LAMPLAMPqPCRTimor-Leste

Identifiers

PMID33334037
PMCPMC7765541

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.