Evidence map›Paper›PMID 28077878›Full record

ArticleNature2017

PLA2G16 represents a switch between entry and clearance of Picornaviridae.

Jacqueline Staring, Eleonore von Castelmur, Vincent A Blomen, Lisa G van den Hengel, Markus Brockmann, Jim Baggen, Hendrik Jan Thibaut, Joppe Nieuwenhuis, Hans Janssen, Frank J M van Kuppeveld and 3 more

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In one paragraph

Article in Nature, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 127 papers.

0numbers the graph read from it
0cells of the map it votes in
127citing papers in PubMed
15.4field-weighted citation impact, top 1% 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

127 citing papers in PubMed, 208 citations in OpenAlex.

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  4. Regulation of Innate Immune Signaling by Autophagy.International journal of molecular sciences · 2026
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  12. Nonlytic Egress and Transmission in the Virus World.Annual review of biochemistry · 2025
    Review
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  14. Journal of virology · 2025
    Review
  15. Recent Progress inInternational journal of molecular sciences · 2025
    Review
  16. Review
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67 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

13 authors at 4 institutions in 3 countries.

Jacqueline StaringNetherlands Cancer Institute, Plesmanlaan 121, 1066 CX Amsterdam, The Netherlands.
Eleonore von CastelmurNetherlands Cancer Institute, Plesmanlaan 121, 1066 CX Amsterdam, The Netherlands.
Vincent A BlomenNetherlands Cancer Institute, Plesmanlaan 121, 1066 CX Amsterdam, The Netherlands.
Lisa G van den HengelNetherlands Cancer Institute, Plesmanlaan 121, 1066 CX Amsterdam, The Netherlands.
Markus BrockmannNetherlands Cancer Institute, Plesmanlaan 121, 1066 CX Amsterdam, The Netherlands.
Jim BaggenVirology Division, Department of Infectious Diseases and Immunology, Faculty of Veterinary Medicine, Utrecht University, Yalelaan 1, 3584 CL Utrecht, The Netherlands.
Hendrik Jan ThibautVirology Division, Department of Infectious Diseases and Immunology, Faculty of Veterinary Medicine, Utrecht University, Yalelaan 1, 3584 CL Utrecht, The Netherlands.
Joppe NieuwenhuisNetherlands Cancer Institute, Plesmanlaan 121, 1066 CX Amsterdam, The Netherlands.
Hans JanssenNetherlands Cancer Institute, Plesmanlaan 121, 1066 CX Amsterdam, The Netherlands.
Frank J M van KuppeveldVirology Division, Department of Infectious Diseases and Immunology, Faculty of Veterinary Medicine, Utrecht University, Yalelaan 1, 3584 CL Utrecht, The Netherlands.
Anastassis PerrakisNetherlands Cancer Institute, Plesmanlaan 121, 1066 CX Amsterdam, The Netherlands.
Jan E CaretteDepartment of Microbiology and Immunology, Stanford University School of Medicine, 299 Campus Drive, Stanford, California 94305, USA.
Thijn R BrummelkampNetherlands Cancer Institute, Plesmanlaan 121, 1066 CX Amsterdam, The Netherlands.
The Netherlands Cancer Institute · NLUtrecht University · NLAustrian Academy of Sciences · ATStanford University · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Picornaviruses are a leading cause of human and veterinary infections that result in various diseases, including polio and the common cold. As archetypical non-enveloped viruses, their biology has been extensively studied. Although a range of different cell-surface receptors are bound by different picornaviruses, it is unclear whether common host factors are needed for them to reach the cytoplasm. Using genome-wide haploid genetic screens, here we identify the lipid-modifying enzyme PLA2G16 (refs 8, 9, 10, 11) as a picornavirus host factor that is required for a previously unknown event in the viral life cycle. We find that PLA2G16 functions early during infection, enabling virion-mediated genome delivery into the cytoplasm, but not in any virion-assigned step, such as cell binding, endosomal trafficking or pore formation. To resolve this paradox, we screened for suppressors of the ΔPLA2G16 phenotype and identified a mechanism previously implicated in the clearance of intracellular bacteria. The sensor of this mechanism, galectin-8 (encoded by LGALS8), detects permeated endosomes and marks them for autophagic degradation, whereas PLA2G16 facilitates viral genome translocation and prevents clearance. This study uncovers two competing processes triggered by virus entry: activation of a pore-activated clearance pathway and recruitment of a phospholipase to enable genome release.

Indexed as

Genome, ViralVirus InternalizationAnimalsAutophagyBiological TransportCell LineCytoplasmEndosomesFemaleGalectinsHost-Derived Cellular FactorsHumansMaleMiceMutationPhenotypeGalectinsHost-Derived Cellular FactorsLGALS8 protein, humanPhospholipases A2, Calcium-IndependentPLAAT3 protein, humanTumor Suppressor Proteins

Identifiers

PMID28077878
OpenAlexW2575376556

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.