Evidence map›Paper›PMID 26276442›Full record

ArticleBMC veterinary research2015

Detection of serum neutralizing antibodies to Simbu sero-group viruses in cattle in Tanzania.

Coletha Mathew, S Klevar, A R W Elbers, W H M van der Poel, P D Kirkland, J Godfroid, R H Mdegela, G Mwamengele, M Stokstad

Open access · goldAbstract read
In one paragraph

Article in BMC veterinary research, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 23 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
23citing papers in PubMed, 1 pooled it
10.6field-weighted citation impact, top 2% 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

23 citing papers in PubMed, 1 synthesis or guideline pooled it, 36 citations in OpenAlex.

  1. Pooled it
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  5. Investigating serological evidence of Schmallenberg virus in cattle in eastern Algeria.Veterinary research forum : an international quarterly journal · 2025
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  8. First detection of Schmallenberg virus antibody in cattle population of eastern Iran.Veterinary research forum : an international quarterly journal · 2022
    Article
  9. Examining bull semen for residues of Schmallenberg virus RNA.Transboundary and emerging diseases · 2022
    Article
  10. Article
  11. Article
  12. Article
  13. Article
  14. Article
  15. Review
  16. Article
  17. Congenital abnormalities in calves associated with Peaton virus infection in Japan.Journal of veterinary diagnostic investigation : official publication of the American Association of Veterinary Laboratory Diagnosticians, Inc · 2018
    Article
  18. Article
  19. Review
  20. 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 at 6 institutions in 4 countries.

Coletha MathewDepartment of Production Animal Clinical Sciences, Norwegian University of Life Science, P.O. Box 8146, Dep 0033, Oslo, Norway. coletha.mathew.mtenga@nmbu.no.
S KlevarNorwegian Veterinary Institute, Oslo, Norway. siv.klevar@vetinst.no.
A R W ElbersCentral Veterinary Institute, Wageningen University and Research Centre, Lelystad, The Netherlands. armin.elbers@wur.nl.
W H M van der PoelCentral Veterinary Institute, Wageningen University and Research Centre, Lelystad, The Netherlands. wim.vanderpoel@wur.nl.
P D KirklandElizabeth McArthur Virology Laboratory, Narellen, Australia. peter.kirkland@dpi.nsw.gov.au.
J GodfroidUniversity of Tromsø, Tromsø, Norway. jacques.godfroid@uit.no.
R H MdegelaSokoine University of Agriculture, Morogoro, Tanzania. mdegela@suanet.ac.tz.
G MwamengeleSokoine University of Agriculture, Morogoro, Tanzania. glmwamengele@suanet.ac.tz.
M StokstadDepartment of Production Animal Clinical Sciences, Norwegian University of Life Science, P.O. Box 8146, Dep 0033, Oslo, Norway. maria.stokstad@nmbu.no.
Norwegian University of Life Sciences · NOSokoine University of Agriculture · TZWageningen University & Research · NLFafo Foundation · NONational Archives and Records Administration · USNorwegian Veterinary Institute · NO

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundOrthobunyaviruses belonging to the Simbu sero-group occur worldwide, including the newly recognized Schmallenberg virus (SBV) in Europe. These viruses cause congenital malformations and reproductive losses in ruminants. Information on the presence of these viruses in Africa is scarce and the origin of SBV is unknown. The aim of this study was to investigate the presence of antibodies against SBV and closely related viruses in cattle in Tanzania, and their possible association with reproductive disorders.

resultsIn a cross-sectional study, serum from 659 cattle from 202 herds collected in 2012/2013 were analyzed using a commercial kit for SBV ELISA, and 61 % were positive. Univariable logistic regression revealed significant association between ELISA seropositivity and reproductive disorders (OR = 1.9). Sera from the same area collected in 2008/2009, before the SBV epidemic in Europe, were also tested and 71 (54.6 %) of 130 were positive. To interpret the ELISA results, SBV virus neutralization test (VNT) was performed on 110 sera collected in 2012/2013, of which 51 % were positive. Of 71 sera from 2008/2009, 21 % were positive. To investigate potential cross reactivity with related viruses, 45 sera from 2012/2013 that were positive in SBV ELISA were analyzed in VNTs for Aino, Akabane, Douglas, Peaton, Sabo, SBV, Sathuperi, Shamonda, Simbu and Tinaroo viruses. All 45 sera were positive for one or more of these viruses. Twenty-nine sera (64.4 %) were positive for SBV, and one had the highest titer for this virus.

conclusionsThis is the first indication that Aino, Akabane, Douglas, Peaton, Sabo, SBV, Sathuperi, Shamonda and Tinaroo viruses circulate and cause negative effect on reproductive performance in cattle in Tanzania. SBV or a closely related virus was present before the European epidemic. However, potential cross reactivity complicates the interpretation of serological studies in areas where several related viruses may circulate. Virus isolation and molecular characterization in cattle and/or vectors is recommended to further identify the viruses circulating in this region. However, isolation in cattle is difficult due to short viremic period of 2 to 6 days, and isolation in vectors does not necessarily reflect the situation in cattle.

Indexed as

AnimalsAntibodies, NeutralizingBunyaviridae InfectionsCattleCattle DiseasesCross-Sectional StudiesEnzyme-Linked Immunosorbent AssayNeutralization TestsSimbu virusTanzaniaAntibodies, Neutralizing

Identifiers

PMID26276442
PMCPMC4536799
OpenAlexW2095595946

What OpenQuestion holds

Textmetadata
LicenceCC BY
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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.