Evidence map›Paper›PMID 31283766›Full record

ArticlePLoS neglected tropical diseases2019

Absence of accessory genes in a divergent simian T-lymphotropic virus type 1 isolated from a bonnet macaque (Macaca radiata).

Philippe V Afonso, Zahra Fagrouch, Martin Deijs, Henk Niphuis, Willy Bogers, Antoine Gessain, Lia van der Hoek, Ernst J Verschoor

Abstract read
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 13 papers.

0numbers the graph read from it
0cells of the map it votes in
13citing papers in PubMed
–field-weighted citation impact
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

13 citing papers in PubMed.

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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

8 authors.

Philippe V AfonsoUnité EPVO, Institut Pasteur, UMR 3569 CNRS, Paris, France.ORCID 0000-0002-4828-3797
Zahra FagrouchDepartment of Virology, Biomedical Primate Research Centre, Rijswijk, the Netherlands.
Martin DeijsLaboratory of Experimental Virology, Department of Medical Microbiology, Amsterdam UMC, University Of Amsterdam, Amsterdam, the Netherlands.
Henk NiphuisDepartment of Virology, Biomedical Primate Research Centre, Rijswijk, the Netherlands.
Willy BogersDepartment of Virology, Biomedical Primate Research Centre, Rijswijk, the Netherlands.
Antoine GessainUnité EPVO, Institut Pasteur, UMR 3569 CNRS, Paris, France.
Lia van der HoekLaboratory of Experimental Virology, Department of Medical Microbiology, Amsterdam UMC, University Of Amsterdam, Amsterdam, the Netherlands.
Ernst J VerschoorDepartment of Virology, Biomedical Primate Research Centre, Rijswijk, the Netherlands.ORCID 0000-0003-0912-2074

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundPrimate T-lymphotropic viruses type 1 (PTLV-1) are complex retroviruses infecting both human (HTLV-1) and simian (STLV-1) hosts. They share common epidemiological, clinical and molecular features. In addition to the canonical gag, pol, env retroviral genes, PTLV-1 purportedly encodes regulatory (i.e. Tax, Rex, and HBZ) and accessory proteins (i.e. P12/8, P13, P30). The latter have been found essential for viral persistence in vivo. METHODOLOGY/PRINCIPAL

findingsWe have isolated a STLV-1 virus from a bonnet macaque (Macaca radiata-Mra18C9), a monkey from India. The complete sequence was obtained and phylogenetic analyses were performed. The Mra18C9 strain is highly divergent from the known PTLV-1 strains. Intriguingly, the Mra18C9 lacks the 3 accessory open reading frames. In order to determine if the absence of accessory proteins is specific to this particular strain, a comprehensive analysis of the complete PTLV-1 genomes available in Genbank was performed and found that the lack of one or many accessory ORF is common among PTLV-1.

conclusionThis study raises many questions regarding the actual nature, role and importance of accessory proteins in the PTLV-1 biology.

Indexed as

Open Reading FramesAnimalsDeltaretrovirus InfectionsIndiaMacaca radiataPhylogenySequence Analysis, DNASimian T-lymphotropic virus 1Viral Regulatory and Accessory ProteinsViral Regulatory and Accessory Proteins

Identifiers

PMID31283766
PMCPMC6638983

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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.