Evidence map›Paper›PMID 27681623›Full record

ArticleProceedings of the National Academy of Sciences of the United States of America2016

Concomitant emergence of the antisense protein gene of HIV-1 and of the pandemic.

Elodie Cassan, Anne-Muriel Arigon-Chifolleau, Jean-Michel Mesnard, Antoine Gross, Olivier Gascuel

Registry-linked trialAbstract read
In one paragraph

Article in Proceedings of the National Academy of Sciences of the United States of America, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT05243381 (Inflammation, NK Cells, Antisense Protein and Exosomes, and Correlation With Immune Response During HIV Infection), which is not on this map. Cited by 47 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
47citing papers in PubMed, 1 pooled it
–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.

NCT05243381 naunknown statusnot on this mapstarted 2022, after this paper: background citation

Inflammation, NK Cells, Antisense Protein and Exosomes, and Correlation With Immune Response During HIV Infection

TypeinterventionalSponsorUniversity Hospital, MontpellierRan2022 to 2024Enrolled60ConditionsHIV InfectionsArms20 ml blood test
3 · Its place in the literature

Who cites it

47 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Pooled it
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  10. Creation of the HIV-1 antisense geneMicrobiology spectrum · 2024
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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

5 authors.

Elodie CassanInstitut de Biologie Computationnelle, Laboratoire d'Informatique de Robotique et de Microélectronique de Montpellier (LIRMM)-UMR 5506 CNRS and Université de Montpellier, 34095 Montpellier, France; Centre d'Études d'Agents Pathogènes et Biotechologies pour la Santé (CPBS)-FRE 3689 CNRS and Université de Montpellier, 34293 Montpellier, France; olivier.gascuel@pasteur.fr antoine.gross@cpbs.cnrs.fr elodie.cassan@lirmm.fr.
Anne-Muriel Arigon-ChifolleauInstitut de Biologie Computationnelle, Laboratoire d'Informatique de Robotique et de Microélectronique de Montpellier (LIRMM)-UMR 5506 CNRS and Université de Montpellier, 34095 Montpellier, France.
Jean-Michel MesnardCentre d'Études d'Agents Pathogènes et Biotechologies pour la Santé (CPBS)-FRE 3689 CNRS and Université de Montpellier, 34293 Montpellier, France.
Antoine GrossCentre d'Études d'Agents Pathogènes et Biotechologies pour la Santé (CPBS)-FRE 3689 CNRS and Université de Montpellier, 34293 Montpellier, France; olivier.gascuel@pasteur.fr antoine.gross@cpbs.cnrs.fr elodie.cassan@lirmm.fr.
Olivier GascuelInstitut de Biologie Computationnelle, Laboratoire d'Informatique de Robotique et de Microélectronique de Montpellier (LIRMM)-UMR 5506 CNRS and Université de Montpellier, 34095 Montpellier, France; Unité Bioinformatique Evolutive, Centre de Bioinformatique, Biostatistique et Biologie Intégrative (C3BI)-USR 3756 CNRS and Institut Pasteur, 75015 Paris, France olivier.gascuel@pasteur.fr antoine.gross@cpbs.cnrs.fr elodie.cassan@lirmm.fr.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Recent experiments provide sound arguments in favor of the in vivo expression of the AntiSense Protein (ASP) of HIV-1. This putative protein is encoded on the antisense strand of the provirus genome and entirely overlapped by the env gene with reading frame -2. The existence of ASP was suggested in 1988, but is still controversial, and its function has yet to be determined. We used a large dataset of ∼23,000 HIV-1 and SIV sequences to study the origin, evolution, and conservation of the asp gene. We found that the ASP ORF is specific to group M of HIV-1, which is responsible for the human pandemic. Moreover, the correlation between the presence of asp and the prevalence of HIV-1 groups and M subtypes appeared to be statistically significant. We then looked for evidence of selection pressure acting on asp Using computer simulations, we showed that the conservation of the ASP ORF in the group M could not be due to chance. Standard methods were ineffective in disentangling the two selection pressures imposed by both the Env and ASP proteins-an expected outcome with overlaps in frame -2. We thus developed a method based on careful evolutionary analysis of the presence/absence of stop codons, revealing that ASP does impose significant selection pressure. All of these results support the idea that asp is the 10th gene of HIV-1 group M and indicate a correlation with the spread of the pandemic.

Indexed as

PandemicsBase SequenceConserved SequenceEvolution, MolecularGenome, ViralHIV-1HIV InfectionsPhylogenyReading FramesSelection, GeneticViral ProteinsViral Proteinsasp and env genesHIV-1overlapping genesphylogenetic analysesselection pressure

Identifiers

PMID27681623
PMCPMC5068275

What OpenQuestion holds

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Registered trials

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.