Evidence map›Paper›PMID 25748033›Full record

ArticlePloS one2015

Characterization of influenza A (H7N9) viruses isolated from human cases imported into Taiwan.

Ji-Rong Yang, Chuan-Yi Kuo, Hsiang-Yi Huang, Fu-Ting Wu, Yi-Lung Huang, Chieh-Yu Cheng, Yu-Ting Su, Ho-Sheng Wu, Ming-Tsan Liu

Abstract read
In one paragraph

Article in PloS one, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 12 papers.

0numbers the graph read from it
0cells of the map it votes in
12citing 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

12 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

9 authors.

Ji-Rong YangCenter for Research, Diagnostics and Vaccine Development, Centers for Disease Control, Taipei, Taiwan, ROC.
Chuan-Yi KuoCenter for Research, Diagnostics and Vaccine Development, Centers for Disease Control, Taipei, Taiwan, ROC.
Hsiang-Yi HuangCenter for Research, Diagnostics and Vaccine Development, Centers for Disease Control, Taipei, Taiwan, ROC.
Fu-Ting WuCenter for Research, Diagnostics and Vaccine Development, Centers for Disease Control, Taipei, Taiwan, ROC.
Yi-Lung HuangCenter for Research, Diagnostics and Vaccine Development, Centers for Disease Control, Taipei, Taiwan, ROC.
Chieh-Yu ChengCenter for Research, Diagnostics and Vaccine Development, Centers for Disease Control, Taipei, Taiwan, ROC.
Yu-Ting SuCenter for Research, Diagnostics and Vaccine Development, Centers for Disease Control, Taipei, Taiwan, ROC.
Ho-Sheng WuCenter for Research, Diagnostics and Vaccine Development, Centers for Disease Control, Taipei, Taiwan, ROC; School of Medical Laboratory Science and Biotechnology, Taipei Medical University, Taipei, Taiwan, ROC.
Ming-Tsan LiuCenter for Research, Diagnostics and Vaccine Development, Centers for Disease Control, Taipei, Taiwan, ROC.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

A novel avian influenza A (H7N9) virus causes severe human infections and was first identified in March 2013 in China. The H7N9 virus has exhibited two epidemiological peaks of infection, occurring in week 15 of 2013 and week 5 of 2014. Taiwan, which is geographically adjacent to China, faces a large risk of being affected by this virus. Through extensive surveillance, launched in April 2013, four laboratory-confirmed H7N9 cases imported from China have been identified in Taiwan. The H7N9 virus isolated from imported case 1 in May 2013 (during the first wave) was found to be closest genetically to a virus from wild birds and differed from the prototype virus, A/Anhui/1/2013, in the MP gene. The other three imported cases were detected in December 2013 and April 2014 (during the second wave). The viruses isolated from cases 2 and 4 were similar in the compositions of their 6 internal genes and distinct from A/Anhui/1/2013 in the PB2 and MP genes, whereas the virus isolated from case 3 exhibited a novel reassortment that has not been identified previously and was different from A/Anhui/1/2013 in the PB2, PA and MP genes. The four imported H7N9 viruses share similar antigenicity with A/Anhui/1/2013, and their HA and NA genes grouped together in their respective phylogenies. In contrast with the HA and NA genes, which exhibited a smaller degree of diversity, the internal genes were heterogeneous and provided potential distinctions between transmission sources in terms of both geography and hosts. It is important to strengthen surveillance of influenza and to share viral genetic data in real-time for reducing the threat of rapid and continuing evolution of H7N9 viruses.

Indexed as

Evolution, MolecularFemaleHumansInfluenza A Virus, H7N9 SubtypeInfluenza, HumanMaleTaiwan

Identifiers

PMID25748033
PMCPMC4351886

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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.