Evidence map›Paper›PMID 33446733›Full record

ArticleScientific reports2021

Reproducing the Rift Valley fever virus mosquito-lamb-mosquito transmission cycle.

Paul J Wichgers Schreur, Rianka P M Vloet, Jet Kant, Lucien van Keulen, Jose L Gonzales, Tessa M Visser, Constantianus J M Koenraadt, Chantal B F Vogels, Jeroen Kortekaas

Open access · goldAbstract read
In one paragraph

Article in Scientific reports, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 23 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
23citing papers in PubMed, 2 pooled it
1.4field-weighted citation impact, top 16% 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, 2 syntheses or guidelines pooled it, 33 citations in OpenAlex.

  1. Pooled it
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  12. Viruses · 2023
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  19. Experimental Infection of Domestic Piglets (Sus scrofa) with Rift Valley Fever Virus.The American journal of tropical medicine and hygiene · 2021
    Article
  20. Review
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 2 institutions in 2 countries.

Paul J Wichgers SchreurWageningen Bioveterinary Research, Lelystad, The Netherlands.
Rianka P M VloetWageningen Bioveterinary Research, Lelystad, The Netherlands.
Jet KantWageningen Bioveterinary Research, Lelystad, The Netherlands.
Lucien van KeulenWageningen Bioveterinary Research, Lelystad, The Netherlands.
Jose L GonzalesWageningen Bioveterinary Research, Lelystad, The Netherlands.
Tessa M VisserLaboratory of Entomology, Wageningen University & Research, Wageningen, The Netherlands.
Constantianus J M KoenraadtLaboratory of Entomology, Wageningen University & Research, Wageningen, The Netherlands.
Chantal B F VogelsLaboratory of Entomology, Wageningen University & Research, Wageningen, The Netherlands.
Jeroen KortekaasWageningen Bioveterinary Research, Lelystad, The Netherlands. jeroen.kortekaas@wur.nl.
Wageningen University & Research · NLYale University · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Rift Valley fever virus (RVFV) is a mosquito-borne bunyavirus that is pathogenic to ruminants and humans. The virus is endemic to Africa and the Arabian Peninsula where outbreaks are characterized by abortion storms and mortality of newborns, particularly in sheep herds. Vector competence experiments in laboratory settings have suggested that over 50 mosquito species are capable of transmitting RVFV. Transmission of mosquito-borne viruses in the field is however influenced by numerous factors, including population densities, blood feeding behavior, extrinsic incubation period, longevity of vectors, and viremia levels in vertebrate hosts. Animal models to study these important aspects of RVFV transmission are currently lacking. In the present work, RVFV was transmitted to European (Texel-swifter cross-breed) lambs by laboratory-reared Aedes aegypti mosquitoes that were infected either by membrane feeding on a virus-spiked blood meal or by feeding on lambs that developed viremia after intravenous inoculation of RVFV. Feeding of mosquitoes on viremic lambs resulted in strikingly higher infection rates as compared to membrane feeding. Subsequent transmission of RVFV from lamb to lamb by infected mosquitoes was highly efficient in both models. The animal models described here can be used to study mosquito-mediated transmission of RVFV among the major natural target species and to evaluate the efficacy of vaccines against mosquito-mediated RVFV infection.

Indexed as

AedesAnimalsDisease OutbreaksDisease VectorsModels, AnimalMosquito VectorsRift Valley FeverRift Valley fever virusSheep, Domestic

Identifiers

PMID33446733
PMCPMC7809480
OpenAlexW3125735322

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.