Evidence map›Paper›PMID 31216271›Full record

ArticlePLoS neglected tropical diseases2019

Comparative performance of lateral flow immunochromatography, iELISA and Rose Bengal tests for the diagnosis of cattle, sheep, goat and swine brucellosis.

Amahyel M Gusi, Wilson J Bertu, M Jesús de Miguel, Lucía Dieste-Pérez, Henk L Smits, Reuben A Ocholi, José M Blasco, Ignacio Moriyón, Pilar M Muñoz

Open access · goldAbstract readComparative Study
In one paragraph

Article in PLoS neglected tropical diseases, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 28 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
28citing papers in PubMed, 2 pooled it
6.5field-weighted citation impact, top 3% of its field
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

28 citing papers in PubMed, 2 syntheses or guidelines pooled it, 53 citations in OpenAlex.

  1. Pooled it
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  5. IgM and IgG Epitope Mapping of the Porin Outer Membrane Protein-2a fromInternational journal of molecular sciences · 2026
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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 at 4 institutions in 3 countries.

Amahyel M GusiBrucellosis Research Unit, National Veterinary Research Institute, Vom, Plateau State, Nigeria.
Wilson J BertuBrucellosis Research Unit, National Veterinary Research Institute, Vom, Plateau State, Nigeria.
M Jesús de MiguelUnidad de Producción y Sanidad Animal, Instituto Agroalimentario de Aragón (IA2), Centro de Investigación y Tecnología Agroalimentaria de Aragón (CITA)-Universidad de Zaragoza, Zaragoza, Spain.
Lucía Dieste-PérezUnidad de Producción y Sanidad Animal, Instituto Agroalimentario de Aragón (IA2), Centro de Investigación y Tecnología Agroalimentaria de Aragón (CITA)-Universidad de Zaragoza, Zaragoza, Spain.
Henk L SmitsKIT Biomedical Research, Royal Tropical Institute / Koninklijk Instituut voor de Tropen (KIT), Amsterdam, The Netherlands.
Reuben A OcholiBrucellosis Research Unit, National Veterinary Research Institute, Vom, Plateau State, Nigeria.ORCID 0000-0003-0164-9840
José M BlascoUnidad de Producción y Sanidad Animal, Instituto Agroalimentario de Aragón (IA2), Centro de Investigación y Tecnología Agroalimentaria de Aragón (CITA)-Universidad de Zaragoza, Zaragoza, Spain.
Ignacio MoriyónDepartamento de Microbiología y Parasitología, Instituto de Salud Tropical e Instituto de Investigación Sanitaria de Navarra (IdISNA), Universidad de Navarra, Pamplona, Spain.
Pilar M MuñozUnidad de Producción y Sanidad Animal, Instituto Agroalimentario de Aragón (IA2), Centro de Investigación y Tecnología Agroalimentaria de Aragón (CITA)-Universidad de Zaragoza, Zaragoza, Spain.ORCID 0000-0002-7970-4929
Universidad de Zaragoza · ESNational Veterinary Research Institute · NGInstituto de Salud Pública de Navarra · ESRoyal Tropical Institute · NL

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundBrucellosis is a world-wide extended zoonosis that causes a grave problem in developing economies. Animal vaccination and diagnosis are essential to control brucellosis, and the need for accurate but also simple and low-cost tests that can be implemented in low-infrastructure laboratories has been emphasized. METHODOLOGY: We evaluated bovine, sheep, goat and swine lateral flow immunochromatography assay kits (LFA), the Rose Bengal test (RBT) and a well-validated protein G indirect ELISA (iELISA) using sera of Brucella culture-positive and unvaccinated brucellosis free livestock. Sera from cattle vaccinated with S19 and RB51 brucellosis vaccines were also tested. Finally, we compared RBT and LFA using sera of white Fulani cattle of unknown bacteriological status from a brucellosis endemic area of Nigeria. RESULTS AND

conclusionsAlthough differences were not statistically significant, RBT showed the highest values for diagnostic sensitivity/specificity in cattle (LFA, 96.6/98.8; RBT, 98.9/100; and iELISA, 96.6/100) and the iELISA yielded highest values in sheep (LFA, 94.0/100; RBT, 92.0/100; iELISA, 100/100), goats (LFA, 95.7/96.2; RBT, 97.8/100; iELISA, 100/100) and pigs (LFA, 92.3/100; RBT, 92.3/100; iELISA, 100/100). Vaccine S19 administered subcutaneously interfered in all tests but conjunctival application minimized the problem. Although designed not to interfere in serodiagnosis, vaccine RB51 interfered in LFA and iELISA but not in the RBT. We found closely similar apparent prevalence results when testing the Nigerian Fulani cattle by RBT and LFA. Although both RBT and LFA (showing similar diagnostic performance) are suitable for small laboratories in resource-limited areas, RBT has the advantage that a single reagent is useful in all animal species. Considering these advantages, its low cost and that it is also useful for human brucellosis diagnosis, RBT might be a good choice for resource-limited laboratories.

Indexed as

AnimalsBrucellosisCattleChromatography, AffinityDiagnostic Tests, RoutineEnzyme-Linked Immunosorbent AssayFluorescent DyesGoatsNigeriaRose BengalSensitivity and SpecificitySheepStaining and LabelingSwineZoonosesFluorescent DyesRose Bengal

Identifiers

PMID31216271
PMCPMC6602290
OpenAlexW2950578523

What OpenQuestion holds

Textmetadata
LicenceCC BY
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Registered trials

None linked

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.