Evidence map›Paper›PMID 26288632›Full record

ArticleHepatitis monthly2015

Genotype 4 Hepatitis E Virus Prevalent in Eastern China Shows Diverse Subtypes.

Hua Tian, Xingli Fu, Wang Li, Yuan Huang, Jiayao Sun, Gai Zhou, Chengli Zhou, Quan Shen, Shixing Yang, Wen Zhang

Abstract read
In one paragraph

Article in Hepatitis monthly, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 9 papers.

0numbers the graph read from it
0cells of the map it votes in
9citing 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

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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

9 citing papers in PubMed.

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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

10 authors.

Hua TianJiangsu Provincial Center for Disease Prevention and Control, Nanjing, China.
Xingli FuDepartment of Microbiology, School of Medicine, Jiangsu University, Zhenjiang, China.
Wang LiDepartment of Microbiology, School of Medicine, Jiangsu University, Zhenjiang, China.
Yuan HuangDepartment of Microbiology, School of Medicine, Jiangsu University, Zhenjiang, China.
Jiayao SunDepartment of Microbiology, School of Medicine, Jiangsu University, Zhenjiang, China.
Gai ZhouDepartment of Microbiology, School of Medicine, Jiangsu University, Zhenjiang, China.
Chengli ZhouDepartment of Microbiology, School of Medicine, Jiangsu University, Zhenjiang, China.
Quan ShenDepartment of Microbiology, School of Medicine, Jiangsu University, Zhenjiang, China.
Shixing YangDepartment of Microbiology, School of Medicine, Jiangsu University, Zhenjiang, China.
Wen ZhangDepartment of Microbiology, School of Medicine, Jiangsu University, Zhenjiang, China.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundHepatitis E Virus (HEV), a zoonotic pathogen, uses several species of animal as reservoirs. Swine is considered as the major reservoir for HEV infection in humans. Genotype 4 HEV is the dominant cause of hepatitis E disease in humans in China.

objectivesAlthough many researches revealed that genotype 4 HEV is the main genotype that prevalent in eastern China, few researches have done to study the subtype of HEV in this area. Thus, this study aimed to investigate the subtype of HEV prevalent in eastern China. MATERIALS AND

methodsA total of 125 anti-HEV IgM positive human serum and 290 swine fecal samples were subjected to reverse transcription polymerase chain reaction (RT-PCR) screening of HEV RNA. Positive PCR products were sequenced and phylogenetically analyzed.

resultsFrom a total of 125 human serum samples, 19.2% (24.125) were positive, while 9.66% (28.290) of the 290 swine fecal samples were positive for HEV RNA. Phylogenetic analysis based on partial capsid gene showed that the 51 HEV strains in the current study all belonged to genotype 4, clustering into 6 different subtypes. Our results also revealed that some of HEV isolates prevalent in the human and swine populations were classified into the same clusters.

conclusionsGenotype 4 HEV in eastern China shows subtype diversity and some HEV isolates are involved in cross-species transmission.

Indexed as

Genetic DiversityGenotypeHepatitis E VirusSubtype

Identifiers

PMID26288632
PMCPMC4533028

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