Evidence map›Paper›PMID 25500884›Full record

ArticleThe Journal of clinical investigation2015

Naturally selected hepatitis C virus polymorphisms confer broad neutralizing antibody resistance.

Justin R Bailey, Lisa N Wasilewski, Anna E Snider, Ramy El-Diwany, William O Osburn, Zhenyong Keck, Steven K H Foung, Stuart C Ray

Abstract read
In one paragraph

Article in The Journal of clinical investigation, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 70 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
70citing papers in PubMed, 1 pooled it
3.9field-weighted citation impact, top 5% 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

70 citing papers in PubMed, 1 synthesis or guideline pooled it, 90 citations in OpenAlex.

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10 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

8 authors at 3 institutions in 1 country.

Justin R Bailey
Lisa N Wasilewski
Anna E Snider
Ramy El-Diwany
William O Osburn
Zhenyong Keck
Steven K H Foung
Stuart C Ray
Johns Hopkins Medicine · USJohns Hopkins University · USStanford University · US

Funding

Vaccine Response and Immunotherapeutics SWGP30AI094189 · NIAID · JOHNS HOPKINS UNIVERSITY · PI Richard E. Chaisson · 2012 to 2026
$67.0M
MEDICAL SCIENTIST TRAINING PROGRAMT32GM007309 · NIGMS · JOHNS HOPKINS UNIVERSITY · PI COX, ANDREA L · 1985 to 2019
$43.2M
CELLULAR &MOLECULAR MECH OF INFLAMMATORY REACTIONST32AI007247 · NIAID · JOHNS HOPKINS UNIVERSITY · PI Joel L Pomerantz · 1985 to 2026
$10.2M
Scientific CoreU19AI088791 · NIAID · JOHNS HOPKINS UNIVERSITY · PI SHAW, GEORGE M · 2010 to 2020
$8.2M
HIV HCV Coinfection Antiviral Therapy and FibrosisR37DA013806 · NIDA · JOHNS HOPKINS UNIVERSITY · PI THOMAS, DAVID L · 2010 to 2019
$7.0M
Mechanisms of Neutralizing Antibody Resistance in Chronic HCV and HIV InfectionK08AI102761 · NIAID · JOHNS HOPKINS UNIVERSITY · PI BAILEY, JUSTIN RICHARD · 2013 to 2017
$936k
NIAID NIH HHS 1K08 AI102761NIAID NIH HHS 1P30AI094189NIAID NIH HHS K08 AI102761NIAID NIH HHS P30 AI094189NIAID NIH HHS T32 AI007247NIAID NIH HHS U19 AI088791NIDA NIH HHS R37 DA013806NIGMS NIH HHS T32 GM007309
6 · The paper itself

Abstract

For hepatitis C virus (HCV) and other highly variable viruses, broadly neutralizing mAbs are an important guide for vaccine development. The development of resistance to anti-HCV mAbs is poorly understood, in part due to a lack of neutralization testing against diverse, representative panels of HCV variants. Here, we developed a neutralization panel expressing diverse, naturally occurring HCV envelopes (E1E2s) and used this panel to characterize neutralizing breadth and resistance mechanisms of 18 previously described broadly neutralizing anti-HCV human mAbs. The observed mAb resistance could not be attributed to polymorphisms in E1E2 at known mAb-binding residues. Additionally, hierarchical clustering analysis of neutralization resistance patterns revealed relationships between mAbs that were not predicted by prior epitope mapping, identifying 3 distinct neutralization clusters. Using this clustering analysis and envelope sequence data, we identified polymorphisms in E2 that confer resistance to multiple broadly neutralizing mAbs. These polymorphisms, which are not at mAb contact residues, also conferred resistance to neutralization by plasma from HCV-infected subjects. Together, our method of neutralization clustering with sequence analysis reveals that polymorphisms at noncontact residues may be a major immune evasion mechanism for HCV, facilitating viral persistence and presenting a challenge for HCV vaccine development.

Indexed as

Neutralization TestsPolymorphism, GeneticAmino Acid SubstitutionAntibodies, NeutralizingCell Line, TumorHEK293 CellsHepacivirusHepatitis CHumansProtein Structure, SecondaryViral Envelope ProteinsViral Hepatitis VaccinesAntibodies, NeutralizingE1 protein, Hepatitis C virusViral Envelope ProteinsViral Hepatitis Vaccines

Identifiers

PMID25500884
PMCPMC4382262
OpenAlexW2095641332

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.