Evidence map›Paper›PMID 33731472›Full record

ArticlemSphere2021

Machine Learning Prediction and Experimental Validation of Antigenic Drift in H3 Influenza A Viruses in Swine.

Michael A Zeller, Phillip C Gauger, Zebulun W Arendsee, Carine K Souza, Amy L Vincent, Tavis K Anderson

Open access · goldAbstract read
In one paragraph

Article in mSphere, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 17 papers.

0numbers the graph read from it
0cells of the map it votes in
17citing papers in PubMed
3.2field-weighted citation impact, top 8% 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

17 citing papers in PubMed, 27 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

6 authors at 2 institutions in 1 country.

Michael A ZellerDepartment of Veterinary Diagnostic and Production Animal Medicine, Iowa State University, Ames, Iowa, USA.ORCID 0000-0001-5505-6931
Phillip C GaugerDepartment of Veterinary Diagnostic and Production Animal Medicine, Iowa State University, Ames, Iowa, USA.ORCID 0000-0003-2540-8769
Zebulun W ArendseeVirus and Prion Research Unit, National Animal Disease Center, USDA-ARS, Ames, Iowa, USA.ORCID 0000-0002-5833-798X
Carine K SouzaVirus and Prion Research Unit, National Animal Disease Center, USDA-ARS, Ames, Iowa, USA.
Amy L VincentVirus and Prion Research Unit, National Animal Disease Center, USDA-ARS, Ames, Iowa, USA.ORCID 0000-0002-4953-7285
Tavis K AndersonVirus and Prion Research Unit, National Animal Disease Center, USDA-ARS, Ames, Iowa, USA tavis.anderson@usda.gov.ORCID 0000-0002-3138-5535
National Animal Disease Center · USIowa State University · US

Funding

Department of Defense HR00112020034NIAID NIH HHS HHSN272201400008CUnited States Department of Agriculture 5030-32000-120-00-DUnited States Department of Agriculture DE-AC05-06OR23100
6 · The paper itself

Abstract

The antigenic diversity of influenza A viruses (IAV) circulating in swine challenges the development of effective vaccines, increasing zoonotic threat and pandemic potential. High-throughput sequencing technologies can quantify IAV genetic diversity, but there are no accurate approaches to adequately describe antigenic phenotypes. This study evaluated an ensemble of nonlinear regression models to estimate virus phenotype from genotype. Regression models were trained with a phenotypic data set of pairwise hemagglutination inhibition (HI) assays, using genetic sequence identity and pairwise amino acid mutations as predictor features. The model identified amino acid identity, ranked the relative importance of mutations in the hemagglutinin (HA) protein, and demonstrated good prediction accuracy. Four previously untested IAV strains were selected to experimentally validate model predictions by HI assays. Errors between predicted and measured distances of uncharacterized strains were 0.35, 0.61, 1.69, and 0.13 antigenic units. These empirically trained regression models can be used to estimate antigenic distances between different strains of IAV in swine by using sequence data. By ranking the importance of mutations in the HA, we provide criteria for identifying antigenically advanced IAV strains that may not be controlled by existing vaccines and can inform strain updates to vaccines to better control this pathogen.

Indexed as

GenotypeMachine LearningPhenotypeAmino Acid SubstitutionAnimalsAntigenic VariationHemagglutinin Glycoproteins, Influenza VirusInfluenza A Virus, H3N2 SubtypeOrthomyxoviridae InfectionsRegression AnalysisSwineSwine DiseasesHemagglutinin Glycoproteins, Influenza Virusantigenic driftinfluenza Amachine learningmolecular epidemiologyswineviral evolution

Identifiers

PMID33731472
PMCPMC8546707
OpenAlexW3136210250

What OpenQuestion holds

Textmetadata
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.