Evidence map›Paper›PMID 28679758›Full record

ArticleJournal of virology2017

A Cell Fusion-Based Screening Method Identifies Glycosylphosphatidylinositol-Anchored Protein Ly6e as the Receptor for Mouse Endogenous Retroviral Envelope Syncytin-A.

Agathe Bacquin, Caroline Bireau, Maxime Tanguy, Charlotte Romanet, Cécile Vernochet, Anne Dupressoir, Thierry Heidmann

Open access · bronzeAbstract read
In one paragraph

Article in Journal of virology, 2017. 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
1.5field-weighted citation impact, top 19% 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, 33 citations in OpenAlex.

  1. The human endogenous retroviral envelope HEMO protein interacts with BACE2: Novel partnership acquired in the primate lineage.Proceedings of the National Academy of Sciences of the United States of America · 2025
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  9. HumanOncotarget · 2023
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  19. Evolution and Medical Significance of LU Domain-Containing Proteins.International journal of molecular sciences · 2019
    Review
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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

7 authors at 3 institutions in 1 country.

Agathe BacquinUnité Physiologie et Pathologie Moléculaires des Rétrovirus Endogènes et Infectieux, CNRS UMR 9196, Institut Gustave Roussy, Université Paris-Saclay, Villejuif, France.
Caroline BireauUnité Physiologie et Pathologie Moléculaires des Rétrovirus Endogènes et Infectieux, CNRS UMR 9196, Institut Gustave Roussy, Université Paris-Saclay, Villejuif, France.
Maxime TanguyUnité Physiologie et Pathologie Moléculaires des Rétrovirus Endogènes et Infectieux, CNRS UMR 9196, Institut Gustave Roussy, Université Paris-Saclay, Villejuif, France.
Charlotte RomanetUnité Physiologie et Pathologie Moléculaires des Rétrovirus Endogènes et Infectieux, CNRS UMR 9196, Institut Gustave Roussy, Université Paris-Saclay, Villejuif, France.
Cécile VernochetUnité Physiologie et Pathologie Moléculaires des Rétrovirus Endogènes et Infectieux, CNRS UMR 9196, Institut Gustave Roussy, Université Paris-Saclay, Villejuif, France.
Anne DupressoirUnité Physiologie et Pathologie Moléculaires des Rétrovirus Endogènes et Infectieux, CNRS UMR 9196, Institut Gustave Roussy, Université Paris-Saclay, Villejuif, France.
Thierry HeidmannUnité Physiologie et Pathologie Moléculaires des Rétrovirus Endogènes et Infectieux, CNRS UMR 9196, Institut Gustave Roussy, Université Paris-Saclay, Villejuif, France heidmann@igr.fr.
Centre National de la Recherche Scientifique · FRUniversité Paris-Saclay · FRInstitut Gustave Roussy · FR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Syncytin genes are envelope genes of retroviral origin that have been exapted for a role in placentation. They are involved in the formation of a syncytial structure (the syncytiotrophoblast) at the fetomaternal interface via their fusogenic activity. The mouse placenta is unique among placental mammals since the fetomaternal interface comprises two syncytiotrophoblast layers (ST-I and ST-II) instead of one, as observed in humans and all other hemochorial placentae. Each layer specifically expresses a distinct mouse syncytin, namely, syncytin-A (SynA) for ST-I and syncytin-B (SynB) for ST-II, which have been shown to be essential to placentogenesis and embryo survival. Their cognate cellular receptors, which are necessary to mediate cell-cell fusion and syncytiotrophoblast formation, are still unknown. By devising a sensitive method that combines a cell-cell fusion assay with the screening of a mouse cDNA library, we succeeded in identifying the glycosylphosphatidylinositol (GPI)-anchored membrane protein lymphocyte antigen 6E (Ly6e) as a candidate receptor for SynA. Transfection of cells with the cloned receptor led to their fusion to cells expressing SynA, with no cross-reactive fusion activity with SynB. Knocking down Ly6e greatly reduced SynA-induced cell fusion, thus suggesting that Ly6e is the sole receptor for SynA

Indexed as

Cell FusionAnimalsAntigens, LyGene ExpressionGene Knockdown TechniquesGenetic TestingMicePregnancy ProteinsReceptors, Cell SurfaceAntigens, LyLy6 protein, mousePregnancy ProteinsReceptors, Cell Surfacesyncytin-A protein, mouseendogenous retrovirusenvelope proteinmouseplacentareceptorsyncytin

Identifiers

PMID28679758
PMCPMC5571244
OpenAlexW2730665221

What OpenQuestion holds

Textmetadata
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.