Evidence map›Paper›PMID 26781949›Full record

ArticleVirus genes2016

Genome analysis of enterovirus 71 strains differing in mouse pathogenicity.

Peng Li, Yingying Yue, Nannan Song, Bingqing Li, Hong Meng, Guiwen Yang, Zhihui Li, Liguo An, Lizeng Qin

Abstract read
PubMed Publisher
In one paragraph

Article in Virus genes, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 10 papers.

0numbers the graph read from it
0cells of the map it votes in
10citing papers in PubMed
2.0field-weighted citation impact, top 13% 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

10 citing papers in PubMed, 17 citations in OpenAlex.

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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

9 authors at 2 institutions in 1 country.

Peng LiCollege of Life Science, Shandong Normal University, 88 East Wenhua Road, Jinan, 250014, People's Republic of China.
Yingying YueKey Laboratory of Rare and Uncommon Diseases, Department of Microbiology, Institute of Basic Medicine, Shandong Academy of Medical Sciences, 18877 Jingshi Road, Jinan, 250062, People's Republic of China.
Nannan SongKey Laboratory of Rare and Uncommon Diseases, Department of Microbiology, Institute of Basic Medicine, Shandong Academy of Medical Sciences, 18877 Jingshi Road, Jinan, 250062, People's Republic of China.
Bingqing LiKey Laboratory of Rare and Uncommon Diseases, Department of Microbiology, Institute of Basic Medicine, Shandong Academy of Medical Sciences, 18877 Jingshi Road, Jinan, 250062, People's Republic of China.
Hong MengKey Laboratory of Rare and Uncommon Diseases, Department of Microbiology, Institute of Basic Medicine, Shandong Academy of Medical Sciences, 18877 Jingshi Road, Jinan, 250062, People's Republic of China.
Guiwen YangCollege of Life Science, Shandong Normal University, 88 East Wenhua Road, Jinan, 250014, People's Republic of China.
Zhihui LiKey Laboratory of Rare and Uncommon Diseases, Department of Microbiology, Institute of Basic Medicine, Shandong Academy of Medical Sciences, 18877 Jingshi Road, Jinan, 250062, People's Republic of China.
Liguo AnCollege of Life Science, Shandong Normal University, 88 East Wenhua Road, Jinan, 250014, People's Republic of China. anlg@sdnu.edu.cn.
Lizeng QinKey Laboratory of Rare and Uncommon Diseases, Department of Microbiology, Institute of Basic Medicine, Shandong Academy of Medical Sciences, 18877 Jingshi Road, Jinan, 250062, People's Republic of China. lizeng_qin@163.com.
Shandong First Medical University · CNShandong Normal University · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Enterovirus 71 (EV71) is a major causative agent of hand, foot, and mouth disease (HFMD) and is occasionally associated with severe neurological diseases. The investigation of virulence determinants of EV71 is rudimentary. Therefore, it is important to understand the relationship between EV71 virulence and genomic information. In this study, a series of analyses about full-length genomic sequence were performed on six EV71 strains isolated from HFMD patients with either severe or mild clinical symptoms. A one-day-old BALB/c mouse model was used to study the infection characteristics. Results showed all six strains were of the subgenogroup C4a. Viral full-length genomic sequence analysis showed that a total of 40 nucleotide differences between strains of highly and low virulence were revealed. Among all mutations, three nucleotide mutations were found in the untranslated region. A mutation, nt115, at internal ribozyme entry site (IRES) caused RNA secondary structural change. The other 37 mutations were all located in the open reading frame resulting in 8 amino acid mutations. Importantly, we discovered that a mutation of amino acid (Asn1617 → Asp1617) in the 3C proteinase (3C(pro)) of highly and low pathogenic strains could lead to conformational change at the active center, suggesting that this site may be a virulence determinant of EV71.

Indexed as

Genome, ViralAnimalsCell LineDisease Models, AnimalEnterovirus A, HumanGenomicsHand, Foot and Mouth DiseaseHumansMiceModels, MolecularNucleic Acid ConformationPhylogenyProtein ConformationRNA, ViralSequence Analysis, DNAUntranslated RegionsRNA, ViralUntranslated RegionsViral Proteins3C proteinase (3Cpro)Enterovirus 71 (EV71)GenomeMutationVirulence

Identifiers

PMID26781949
OpenAlexW2254309056

What OpenQuestion holds

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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.