Evidence map›Paper›PMID 31478835›Full record

ArticleeLife2019

Interferon lambda 4 impacts the genetic diversity of hepatitis C virus.

M Azim Ansari, Elihu Aranday-Cortes, Camilla Lc Ip, Ana da Silva Filipe, Siu Hin Lau, Connor Bamford, David Bonsall, Amy Trebes, Paolo Piazza, Vattipally Sreenu and 16 more

Abstract read
In one paragraph

Article in eLife, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 28 papers.

0numbers the graph read from it
0cells of the map it votes in
28citing 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

28 citing papers in PubMed.

  1. Article
  2. Article
  3. The potential impacts of human genetics on virus emergence.Proceedings of the National Academy of Sciences of the United States of America · 2025
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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

26 authors.

M Azim Ansari *Wellcome Centre Human Genetics, University of Oxford, Oxford, United Kingdom.
Elihu Aranday-Cortes *MRC-University of Glasgow Centre for Virus Research, Sir Michael Stoker Building, Glasgow, United Kingdom.ORCID 0000-0003-2637-2307
Camilla Lc IpWellcome Centre Human Genetics, University of Oxford, Oxford, United Kingdom.
Ana da Silva FilipeMRC-University of Glasgow Centre for Virus Research, Sir Michael Stoker Building, Glasgow, United Kingdom.
Siu Hin LauMRC-University of Glasgow Centre for Virus Research, Sir Michael Stoker Building, Glasgow, United Kingdom.ORCID 0000-0003-4866-8248
Connor BamfordMRC-University of Glasgow Centre for Virus Research, Sir Michael Stoker Building, Glasgow, United Kingdom.ORCID 0000-0003-4895-1983
David BonsallNuffield Department of Medicine and the Oxford NIHR BRC, University of Oxford, Oxford, United Kingdom.
Amy TrebesWellcome Centre Human Genetics, University of Oxford, Oxford, United Kingdom.
Paolo PiazzaWellcome Centre Human Genetics, University of Oxford, Oxford, United Kingdom.
Vattipally SreenuMRC-University of Glasgow Centre for Virus Research, Sir Michael Stoker Building, Glasgow, United Kingdom.
Vanessa M CowtonMRC-University of Glasgow Centre for Virus Research, Sir Michael Stoker Building, Glasgow, United Kingdom.
STOP-HCV Consortium
Emma HudsonNuffield Department of Medicine and the Oxford NIHR BRC, University of Oxford, Oxford, United Kingdom.
Rory BowdenWellcome Centre Human Genetics, University of Oxford, Oxford, United Kingdom.ORCID 0000-0001-8596-0366
Arvind H PatelMRC-University of Glasgow Centre for Virus Research, Sir Michael Stoker Building, Glasgow, United Kingdom.
Graham R FosterBlizard Institute, Queen Mary University, London, United Kingdom.
William L IrvingNational Institute for Health Research (NIHR) Nottingham Biomedical Research Centre, Nottingham University Hospitals NHS Trust and University of Nottingham, Nottingham, United Kingdom.ORCID 0000-0002-7268-3168
Kosh AgarwalInstitute of Liver Studies, King's College Hospital, London, United Kingdom.
Emma C ThomsonMRC-University of Glasgow Centre for Virus Research, Sir Michael Stoker Building, Glasgow, United Kingdom.
Peter SimmondsNuffield Department of Medicine and the Oxford NIHR BRC, University of Oxford, Oxford, United Kingdom.
Paul KlenermanNuffield Department of Medicine and the Oxford NIHR BRC, University of Oxford, Oxford, United Kingdom.ORCID 0000-0003-4307-9161
Chris HolmesDepartment of Statistics, University of Oxford, Oxford, United Kingdom.
Eleanor BarnesNuffield Department of Medicine and the Oxford NIHR BRC, University of Oxford, Oxford, United Kingdom.
Chris Ca SpencerWellcome Centre Human Genetics, University of Oxford, Oxford, United Kingdom.
John McLauchlan *MRC-University of Glasgow Centre for Virus Research, Sir Michael Stoker Building, Glasgow, United Kingdom.
Vincent Pedergnana *Wellcome Centre Human Genetics, University of Oxford, Oxford, United Kingdom.ORCID 0000-0002-7852-5339

Funding

Virology CoreU19AI082630 · NIAID · MASSACHUSETTS GENERAL HOSPITAL · PI ARTHUR Y KIM · 2009 to 2026
$48.1M
Department of Health 14/02/17Department of Health RP-2016-07-012Medical Research Council MC_PC_14131Medical Research Council MC_U130184143Medical Research Council MC_UU_12014/1Medical Research Council MC_UU_12014/12Medical Research Council MC_UU 12014/2Medical Research Council MC_UU_12014/2Medical Research Council MR/K01532X/1Medical Research Council MR/K01532X/1 - STOP-HCV ConsortiumMedical Research Council MR/N005953/1MRF_ C0365National Institute for Health Research U19AI082630NIAID NIH HHS U19 AI082630Oxford Martin School, University of Oxford 109965MAWellcome 090532/Z/09/ZWellcome 097364/Z/11/ZWellcome 102789/Z/13/ZWellcome Trust 109965/Z/15/Z
6 · The paper itself

Abstract

Hepatitis C virus (HCV) is a highly variable pathogen that frequently establishes chronic infection. This genetic variability is affected by the adaptive immune response but the contribution of other host factors is unclear. Here, we examined the role played by interferon lambda-4 (IFN-λ4) on HCV diversity; IFN-λ4 plays a crucial role in spontaneous clearance or establishment of chronicity following acute infection. We performed viral genome-wide association studies using human and viral data from 485 patients of white ancestry infected with HCV genotype 3a. We demonstrate that combinations of host genetic variants, which determine IFN-λ4 protein production and activity, influence amino acid variation across the viral polyprotein - not restricted to specific viral proteins or HLA restricted epitopes - and modulate viral load. We also observed an association with viral di-nucleotide proportions. These results support a direct role for IFN-λ4 in exerting selective pressure across the viral genome, possibly by a novel mechanism.

Indexed as

Genetic VariationAntiviral AgentsGenome-Wide Association StudyGenotypeHepacivirusHepatitis CHost-Pathogen InteractionsHumansImmunologic FactorsInterferon LambdaInterleukinsSelection, GeneticViral LoadWhite PeopleAntiviral AgentsIFNL4 protein, humanImmunologic FactorsInterferon LambdaInterleukinsgeneticsgenome-to-genome analysisgenomicshepatitis C virushost-pathogen interactionshumaninfectious diseaseinnate immunityinterferon lambda 4microbiologyvirus

Identifiers

PMID31478835
PMCPMC6721795

What Socratic 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 Socratic graph.