Evidence map›Paper›PMID 36920696›Full record

ArticleAdvances in experimental medicine and biology2023

Pseudotyped Viruses for Influenza.

Joanne Marie M Del Rosario, Kelly A S da Costa, Nigel J Temperton

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In one paragraph

Article in Advances in experimental medicine and biology, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 4 papers.

0numbers the graph read from it
0cells of the map it votes in
4citing papers in PubMed
25.9field-weighted citation impact, top 1% 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

4 citing papers in PubMed, 12 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

3 authors at 1 institution in 1 country.

Joanne Marie M Del RosarioViral Pseudotype Unit, Medway School of Pharmacy, University of Kent and Greenwich at Medway, Chatham, UK.
Kelly A S da CostaViral Pseudotype Unit, Medway School of Pharmacy, University of Kent and Greenwich at Medway, Chatham, UK.
Nigel J TempertonViral Pseudotype Unit, Medway School of Pharmacy, University of Kent and Greenwich at Medway, Chatham, UK. N.Temperton@kent.ac.uk.ORCID https://orcid.org/0000-0002-7978-3815
Medway School of Pharmacy · GB

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

We have developed an influenza hemagglutinin (HA) pseudotype (PV) library encompassing all influenza A (IAV) subtypes from HA1-HA18, influenza B (IBV) subtypes (both lineages), representative influenza C (ICV), and influenza D (IDV) viruses. These influenza HA (or hemagglutinin-esterase fusion (HEF) for ICV and IDV) pseudotypes have been used in a pseudotype microneutralization assay (pMN), an optimized luciferase reporter assay, that is highly sensitive and specific for detecting neutralizing antibodies against influenza viruses. This has been an invaluable tool in detecting the humoral immune response against specific hemagglutinin or hemagglutinin-esterase fusion proteins for IAV to IDV in serum samples and for screening antibodies for their neutralizing abilities. Additionally, we have also produced influenza neuraminidase (NA) pseudotypes for IAV N1-N9 subtypes and IBV lineages. We have utilized these NA-PV as surrogate antigens in in vitro assays to assess vaccine immunogenicity. These NA PV have been employed as the source of neuraminidase enzyme activity in a pseudotype enzyme-linked lectin assay (pELLA) that is able to measure neuraminidase inhibition (NI) titers of reference antisera, monoclonal antibodies, and postvaccination sera. Here we show the production of influenza HA, HEF, and NA PV and their employment as substitutes for wild-type viruses in influenza serological and neutralization assays. We also introduce AutoPlate, an easily accessible web app that can analyze data from pMN and pELLA quickly and efficiently, plotting inhibition curves and calculating half-maximal concentration (IC

Indexed as

Influenza, HumanInfluenza VaccinesAntibodies, ViralEsterasesHemagglutinin Glycoproteins, Influenza VirusHemagglutininsHumansNeuraminidaseReproducibility of ResultsViral PseudotypingAntibodies, ViralEsterasesHemagglutinin Glycoproteins, Influenza VirusHemagglutininsInfluenza VaccinesNeuraminidaseAutoPlateELLAHemagglutininInfluenzaInfluenza immunityInfluenza vaccineNeuraminidaseNeutralizationPseudotypes

Identifiers

PMID36920696
OpenAlexW4324308161

What OpenQuestion holds

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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.