Evidence map›Paper›PMID 33929932›Full record

ArticleEmerging microbes & infections2021

Identification of a blockade epitope of human norovirus GII.17.

Yufang Yi, Xiaoli Wang, Shuxia Wang, Pei Xiong, Qingwei Liu, Chao Zhang, Feifei Yin, Zhong Huang

Open access · goldAbstract read
In one paragraph

Article in Emerging microbes & infections, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 16 papers.

0numbers the graph read from it
0cells of the map it votes in
16citing papers in PubMed
1.8field-weighted citation impact, top 12% 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

16 citing papers in PubMed, 34 citations in OpenAlex.

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  14. A Bibliometric Analysis of the Literature on Norovirus Disease from 1991-2021.International journal of environmental research and public health · 2022
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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

8 authors at 2 institutions in 2 countries.

Yufang YiKey Laboratory of Tropical Translational Medicine of Ministry of Education, Hainan Medical University, Haikou, People's Republic of China.
Xiaoli WangCAS Key Laboratory of Molecular Virology & Immunology, Institut Pasteur of Shanghai, Center for Biosafety Mega-Science, Chinese Academy of Sciences, University of Chinese Academy of Sciences, Shanghai, People's Republic of China.
Shuxia WangCAS Key Laboratory of Molecular Virology & Immunology, Institut Pasteur of Shanghai, Center for Biosafety Mega-Science, Chinese Academy of Sciences, University of Chinese Academy of Sciences, Shanghai, People's Republic of China.
Pei XiongCAS Key Laboratory of Molecular Virology & Immunology, Institut Pasteur of Shanghai, Center for Biosafety Mega-Science, Chinese Academy of Sciences, University of Chinese Academy of Sciences, Shanghai, People's Republic of China.
Qingwei LiuCAS Key Laboratory of Molecular Virology & Immunology, Institut Pasteur of Shanghai, Center for Biosafety Mega-Science, Chinese Academy of Sciences, University of Chinese Academy of Sciences, Shanghai, People's Republic of China.
Chao ZhangCAS Key Laboratory of Molecular Virology & Immunology, Institut Pasteur of Shanghai, Center for Biosafety Mega-Science, Chinese Academy of Sciences, University of Chinese Academy of Sciences, Shanghai, People's Republic of China.ORCID https://orcid.org/0000-0002-8658-9009
Feifei YinKey Laboratory of Tropical Translational Medicine of Ministry of Education, Hainan Medical University, Haikou, People's Republic of China.
Zhong HuangCAS Key Laboratory of Molecular Virology & Immunology, Institut Pasteur of Shanghai, Center for Biosafety Mega-Science, Chinese Academy of Sciences, University of Chinese Academy of Sciences, Shanghai, People's Republic of China.ORCID https://orcid.org/0000-0002-2161-1359
Institut Pasteur of Shanghai · CNHainan Medical University · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Human noroviruses are the dominant causative agent of acute viral gastroenteritis worldwide. During the winter of 2014-2015, genotype GII.17 cluster IIIb strains emerged as the leading cause of norovirus infection in Asia and later spread to other parts of the world. It is speculated that mutation at blockade epitopes may have resulted in virus escape from herd immunity, leading to the emergence of GII.17 cluster IIIb variants. Here, we identify a GII.17 cluster IIIb-specific blockade epitope by monoclonal antibody (mAb)-based epitope mapping. Four mAbs (designated as M1 to M4) were generated from mice immunized with virus-like particle (VLP) of a GII.17 cluster IIIb strain. Among them, M1 and M3 reacted specifically with the cluster IIIb VLP but not with the VLPs from clusters II or IIIa. Moreover, M1 and M3 dose-dependently blocked cluster IIIb VLP binding with its ligand, histo-blood group antigens (HBGAs). Epitope mapping revealed that M1 and M3 recognized the same highly exposed epitope consisting of residues 293-296 and 299 in the capsid protein VP1. Sequence alignment showed that the M1/M3 epitope sequence is highly variable among different GII.17 clusters whereas it is identical for cluster IIIIb strains. These data define a dominant blockade epitope of GII.17 norovirus and provide evidence that blockade epitope evolution contributes to the emergence of GII.17 cluster IIIb strains.

Indexed as

Amino Acid MotifsAnimalsAntibodies, MonoclonalAntibodies, ViralBlood Group AntigensCapsid ProteinsEpitope MappingEpitopesFemaleGenetic VariationImmunizationMiceNorovirusVaccines, Virus-Like ParticleAntibodies, MonoclonalAntibodies, ViralBlood Group AntigensCapsid ProteinsEpitopesVaccines, Virus-Like ParticleepitopeGII.17 genotypehisto-blood group antigensmonoclonal antibodyNorovirusvirus-like particle

Identifiers

PMID33929932
PMCPMC8143627
OpenAlexW3159331414

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Registered trials

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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.