Evidence map›Paper›PMID 35316646›Full record

ArticleCell host & microbe2022

Phages and their satellites encode hotspots of antiviral systems.

François Rousset, Florence Depardieu, Solange Miele, Julien Dowding, Anne-Laure Laval, Erica Lieberman, Daniel Garry, Eduardo P C Rocha, Aude Bernheim, David Bikard

Open access · hybridAbstract read
In one paragraph

Article in Cell host & microbe, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 210 papers.

0numbers the graph read from it
0cells of the map it votes in
210citing papers in PubMed
53.9field-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

210 citing papers in PubMed, 335 citations in OpenAlex.

  1. How bacterial immune systems sense phage infection.Nature reviews. Microbiology · 2026
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150 more citing papers are in PubMed but not listed here.

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

10 authors at 5 institutions in 1 country.

François RoussetInstitut Pasteur, Université de Paris, CNRS UMR 6047, Synthetic Biology, 75015 Paris, France. Electronic address: rousset.fra@gmail.com.
Florence DepardieuInstitut Pasteur, Université de Paris, CNRS UMR 6047, Synthetic Biology, 75015 Paris, France.
Solange MieleInstitut Pasteur, Université de Paris, CNRS UMR 6047, Synthetic Biology, 75015 Paris, France.
Julien DowdingInstitut Pasteur, Université de Paris, CNRS UMR 6047, Synthetic Biology, 75015 Paris, France.
Anne-Laure LavalInstitut Pasteur, Université de Paris, CNRS UMR 6047, Synthetic Biology, 75015 Paris, France.
Erica LiebermanEligo Bioscience, Paris, France.
Daniel GarryEligo Bioscience, Paris, France.
Eduardo P C RochaInstitut Pasteur, Université de Paris, CNRS UMR 3525, Microbial Evolutionary Genomics, 75015 Paris, France.
Aude BernheimUniversité de Paris, INSERM, IAME, 75006 Paris, France.
David BikardInstitut Pasteur, Université de Paris, CNRS UMR 6047, Synthetic Biology, 75015 Paris, France. Electronic address: david.bikard@pasteur.fr.
Institut Pasteur · FREligo Bioscience (France) · FRUniversité Paris Cité · FRCentre National de la Recherche Scientifique · FRInserm · FR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Bacteria carry diverse genetic systems to defend against viral infection, some of which are found within prophages where they inhibit competing viruses. Phage satellites pose additional pressures on phages by hijacking key viral elements to their own benefit. Here, we show that E. coli P2-like phages and their parasitic P4-like satellites carry hotspots of genetic variation containing reservoirs of anti-phage systems. We validate the activity of diverse systems and describe PARIS, an abortive infection system triggered by a phage-encoded anti-restriction protein. Antiviral hotspots participate in inter-viral competition and shape dynamics between the bacterial host, P2-like phages, and P4-like satellites. Notably, the anti-phage activity of satellites can benefit the helper phage during competition with virulent phages, turning a parasitic relationship into a mutualistic one. Anti-phage hotspots are present across distant species and constitute a substantial source of systems that participate in the competition between mobile genetic elements.

Indexed as

BacteriophagesAntiviral AgentsBacteriaEscherichia coliProphagesAntiviral Agentsabortive infectionbacterial immunitygenetic diversityinter-viral competitionmobile genetic elementsphage defensephage satellite

Identifiers

PMID35316646
PMCPMC9122126
OpenAlexW4220997118

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.