Evidence map›Paper›PMID 30396029›Full record

ArticleVirology2019

Vascular permeability in the brain is a late pathogenic event during Rift Valley fever virus encephalitis in rats.

Aaron W Walters, Michael R Kujawa, Joseph R Albe, Douglas S Reed, William B Klimstra, Amy L Hartman

Open access · greenAbstract read
In one paragraph

Article in Virology, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 22 papers.

0numbers the graph read from it
0cells of the map it votes in
22citing papers in PubMed
1.2field-weighted citation impact, top 22% 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

22 citing papers in PubMed, 23 citations in OpenAlex.

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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

6 authors at 1 institution in 1 country.

Aaron W WaltersCenter for Vaccine Research, University of Pittsburgh, Pittsburgh, PA, USA; University of Pittsburgh Graduate School of Public Health, Pittsburgh, PA, USA.
Michael R KujawaCenter for Vaccine Research, University of Pittsburgh, Pittsburgh, PA, USA; University of Pittsburgh Graduate School of Public Health, Pittsburgh, PA, USA.
Joseph R AlbeCenter for Vaccine Research, University of Pittsburgh, Pittsburgh, PA, USA; University of Pittsburgh Graduate School of Public Health, Pittsburgh, PA, USA.
Douglas S ReedCenter for Vaccine Research, University of Pittsburgh, Pittsburgh, PA, USA; Department of Immunology, University of Pittsburgh School of Medicine, Pittsburgh, PA, USA.
William B KlimstraCenter for Vaccine Research, University of Pittsburgh, Pittsburgh, PA, USA; Department of Immunology, University of Pittsburgh School of Medicine, Pittsburgh, PA, USA.
Amy L HartmanCenter for Vaccine Research, University of Pittsburgh, Pittsburgh, PA, USA; University of Pittsburgh Graduate School of Public Health, Pittsburgh, PA, USA. Electronic address: hartman2@pitt.edu.
University of Pittsburgh · US

Funding

Neuroprotective anti-inflammatory drugs as a novel combination therapy for neurological Rift Valley FeverR01NS101100 · NINDS · UNIVERSITY OF PITTSBURGH AT PITTSBURGH · PI HARTMAN, AMY L · 2017 to 2021
$1.7M
Mechanisms of Neuropathogenic Rift Valley Fever in a Novel Rat ModelR21NS088326 · NINDS · UNIVERSITY OF PITTSBURGH AT PITTSBURGH · PI HARTMAN, AMY L · 2015 to 2016
$419k
NINDS NIH HHS R01 NS101100NINDS NIH HHS R21 NS088326
6 · The paper itself

Abstract

Rift Valley fever virus (RVFV) is a zoonotic disease of livestock that causes several clinical outcomes in people including febrile disease, hemorrhagic fever, and/or encephalitis. After aerosol infection with RVFV, Lewis rats develop lethal encephalitic disease, and we use this as a model for studying disease mechanisms of RVFV infection in the brain. Permeability of the brain vasculature in relation to virus invasion and replication is not known. Here, we found that vascular permeability in the brain occurred late in the course of infection and corresponded temporally to expression of matrix metalloproteinase-9 (MMP-9). Virus replication was ongoing within the central nervous system for several days prior to detectable vascular leakage. Based on this study, vascular permeability was not required for entry of RVFV into the brain of rats. Prevention of vascular leakage late in infection may be an important component for prevention of lethal neurological disease in the rat model.

Indexed as

Capillary PermeabilityAnimalsBrainDisease Models, AnimalEncephalitis, ViralFemaleGene ExpressionMatrix Metalloproteinase 9RatsRats, Inbred LewRift Valley FeverRift Valley fever virusTime FactorsVirus ReplicationMatrix Metalloproteinase 9Aerosol infectionBlood brain barrierRift valley feverViral encephalitis

Identifiers

PMID30396029
PMCPMC6286220
OpenAlexW2899411212

What OpenQuestion holds

Textmetadata
LicenceTDM
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.