Evidence map›Paper›PMID 32706427›Full record

ArticleTransboundary and emerging diseases2021

Computational predicting the human infectivity of H7N9 influenza viruses isolated from avian hosts.

Yeping Sun, Kun Zhang, Heyuan Qi, He Zhang, Shuang Zhang, Yuhai Bi, Linhuan Wu, Lei Sun, Jianxun Qi, Di Liu and 4 more

Open access · hybridAbstract read
In one paragraph

Article in Transboundary and emerging diseases, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 8 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
8citing papers in PubMed, 1 pooled it
0.9field-weighted citation impact, top 25% 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

8 citing papers in PubMed, 1 synthesis or guideline pooled it, 11 citations in OpenAlex.

  1. Pooled it
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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

14 authors at 3 institutions in 2 countries.

Yeping SunCAS Key Laboratory of Pathogenic Microbiology and Immunology, Institute of Microbiology, Chinese Academy of Sciences, Beijing, China.
Kun ZhangPhilips Institute for Oral Health Research, School of Dentistry, Virginia Commonwealth University, Richmond, Virginia, USA.
Heyuan QiInformation Center, Institute of Microbiology, Chinese Academy of Sciences, Beijing, China.
He ZhangCAS Key Laboratory of Pathogenic Microbiology and Immunology, Institute of Microbiology, Chinese Academy of Sciences, Beijing, China.
Shuang ZhangCAS Key Laboratory of Pathogenic Microbiology and Immunology, Institute of Microbiology, Chinese Academy of Sciences, Beijing, China.
Yuhai BiCAS Key Laboratory of Pathogenic Microbiology and Immunology, Institute of Microbiology, Chinese Academy of Sciences, Beijing, China.ORCID https://orcid.org/0000-0002-5595-363X
Linhuan WuInformation Center, Institute of Microbiology, Chinese Academy of Sciences, Beijing, China.
Lei SunCAS Key Laboratory of Pathogenic Microbiology and Immunology, Institute of Microbiology, Chinese Academy of Sciences, Beijing, China.
Jianxun QiCAS Key Laboratory of Pathogenic Microbiology and Immunology, Institute of Microbiology, Chinese Academy of Sciences, Beijing, China.
Di LiuCAS Key Laboratory of Special Pathogens and Biosafety, Wuhan Institute of Virology, Chinese Academy of Sciences, Wuhan, China.
Juncai MaInformation Center, Institute of Microbiology, Chinese Academy of Sciences, Beijing, China.
Po TienCAS Key Laboratory of Pathogenic Microbiology and Immunology, Institute of Microbiology, Chinese Academy of Sciences, Beijing, China.
Wenjun LiuCAS Key Laboratory of Pathogenic Microbiology and Immunology, Institute of Microbiology, Chinese Academy of Sciences, Beijing, China.
Jing LiCAS Key Laboratory of Pathogenic Microbiology and Immunology, Institute of Microbiology, Chinese Academy of Sciences, Beijing, China.ORCID https://orcid.org/0000-0001-9588-5291
Chinese Academy of Sciences · CNGuangxi University · CNVirginia Commonwealth University · US

Funding

National Key R&D Program of China 2016YFD0500206National Natural Science Foundation of China 31630079National Natural Science Foundation of China 3191101787National Natural Science Foundation of China 31970153Strategic Priority Research Program of the Chinese Academy of Sciences XDB29010000the Mega-Project of Guangxi Natural Science Foundation 2015GXNSFEA139002Youth Innovation Promotion Association of CAS 2019091
6 · The paper itself

Abstract

The genome composition of a given avian influenza virus is the primary determinant of its potential for cross-species transmission from birds to humans. Here, we introduce a viral genome-based computational tool that can be used to evaluate the human infectivity of avian isolates of influenza A H7N9 viruses, which can enable prediction of the potential risk of these isolates infecting humans. This tool, which is based on a novel class weight-biased logistic regression (CWBLR) algorithm, uses the sequences of the eight genome segments of an H7N9 strain as the input and gives the probability of this strain infecting humans (reflecting its human infectivity). We examined the replication efficiency and the pathogenicity of several H7N9 avian isolates that were predicted to have very low or high human infectivity by the CWBLR model in cell culture and in mice, and found that the strains with high predicted human infectivity replicated more efficiently in mammalian cells and were more infective in mice than those that were predicted to have low human infectivity. These results demonstrate that our CWBLR model can serve as a powerful tool for predicting the human infectivity and cross-species transmission risks of H7N9 avian strains.

Indexed as

AnimalsBirdsGenome, ViralHumansInfluenza A Virus, H7N9 SubtypeInfluenza, HumanInfluenza in BirdsZoonosesclass weight-biased logistic regressionH7N9 influenza virushuman infectivitypredictionviral genome

Identifiers

PMID32706427
PMCPMC8246913
OpenAlexW3044270601

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC-ND
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.