Evidence map›Paper›PMID 37507444›Full record

ArticleScientific reports2023

A novel multiplex qPCR‑HRM assay for the simultaneous detection of four abortive zoonotic agents in cattle, sheep, and goats.

Boitumelo M Modise, Sununguko W Mpoloka, Tirumala B K Settypalli, Joseph Hyera, Alda Natale, Letizia Ceglie, Nomakorinte Gcebe, Chandapiwa Marobela-Raborokgwe, Gerrit J Viljoen, Giovanni Cattoli and 1 more

Open access · goldAbstract read
In one paragraph

Article in Scientific reports, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 8 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
8citing papers in PubMed, 1 pooled it
2.8field-weighted citation impact, top 10% 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

8 citing papers in PubMed, 1 synthesis or guideline pooled it, 8 citations in OpenAlex.

  1. Pooled it
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  3. Article
  4. First report ofOpen veterinary journal · 2026
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  5. Review
  6. Article
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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

11 authors at 5 institutions in 4 countries.

Boitumelo M ModiseBotswana National Veterinary Laboratory, Private Bag 0035, Gaborone, Botswana. boikensmod@gmail.com.
Sununguko W MpolokaDepartment of Biological Sciences, University of Botswana, Private Bag 00704, Gaborone, Botswana.
Tirumala B K SettypalliAnimal Production and Health Laboratory, Joint FAO/IAEA Division of Nuclear Techniques in Food and Agriculture, Department of Nuclear Sciences and Applications, International Atomic Energy Agency, Wagramer Strasse 5, P.O. Box 100, 1400, Vienna, Austria.
Joseph HyeraBotswana Vaccine Institute, Private Bag 0031, Gaborone, Botswana.
Alda NataleIstituto Zooprofilattico Sperimentale delle Venezie (IZSVe), Viale dell'Università, 10, 35020, Legnaro, Italy.
Letizia CeglieIstituto Zooprofilattico Sperimentale delle Venezie (IZSVe), Viale dell'Università, 10, 35020, Legnaro, Italy.
Nomakorinte GcebeAgricultural Research Council-Bacteriology and Zoonotic Diseases Diagnostic Laboratory, Onderstepoort Veterinary Research, Pretoria, South Africa.
Chandapiwa Marobela-RaborokgweBotswana National Veterinary Laboratory, Private Bag 0035, Gaborone, Botswana.
Gerrit J ViljoenAnimal Production and Health Laboratory, Joint FAO/IAEA Division of Nuclear Techniques in Food and Agriculture, Department of Nuclear Sciences and Applications, International Atomic Energy Agency, Wagramer Strasse 5, P.O. Box 100, 1400, Vienna, Austria.
Giovanni CattoliAnimal Production and Health Laboratory, Joint FAO/IAEA Division of Nuclear Techniques in Food and Agriculture, Department of Nuclear Sciences and Applications, International Atomic Energy Agency, Wagramer Strasse 5, P.O. Box 100, 1400, Vienna, Austria.
Charles E LamienAnimal Production and Health Laboratory, Joint FAO/IAEA Division of Nuclear Techniques in Food and Agriculture, Department of Nuclear Sciences and Applications, International Atomic Energy Agency, Wagramer Strasse 5, P.O. Box 100, 1400, Vienna, Austria.
International Atomic Energy Agency · ATIstituto Zooprofilattico Sperimentale delle Venezie · ITUniversity of Botswana · BWBotswana Vaccine Institute (Botswana) · BWOnderstepoort Veterinary Institute · ZA

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Abortifacient pathogens induce substantial economic losses in the livestock industry worldwide, and many of these pathogens are zoonotic, impacting human health. As Brucella spp., Coxiella burnetii, Leptospira spp., and Listeria monocytogenes cause abortion, rapid differential molecular diagnostic tests are needed to facilitate early and accurate detection of abortion to establish effective control measures. However, the available molecular methods are laborious, time-consuming, or costly. Therefore, we developed and validated a novel multiplex real-time polymerase chain reaction (qPCR) method based on high-resolution melting (HRM) curve analysis to simultaneously detect and differentiate four zoonotic abortifacient agents in cattle, goats, and sheep. Our HRM assay generated four well-separated melting peaks allowing the differentiation between the four zoonotic abortifacients. Out of 216 DNA samples tested, Brucella spp. was detected in 45 samples, Coxiella burnetii in 57 samples, Leptospira spp. in 12 samples, and Listeria monocytogenes in 19 samples, co-infection with Brucella spp. and Coxiella burnetii in 41 samples, and 42 samples were negative. This assay demonstrated good analytical sensitivity, specificity, and reproducibility. This is a valuable rapid, cost-saving, and reliable diagnostic tool for detecting individual and co-infections for zoonotic abortifacient agents in ruminants.

Indexed as

Abortifacient AgentsBrucellaCattle DiseasesCoxiella burnetiiGoat DiseasesLeptospiraSheep DiseasesAnimalsCattleFemaleGoatsHumansPregnancyReal-Time Polymerase Chain ReactionReproducibility of ResultsRuminantsAbortifacient Agents

Identifiers

PMID37507444
PMCPMC10382562
OpenAlexW4385335084

What OpenQuestion holds

Textmetadata
LicenceCC BY
Read underepoch 390

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.