Evidence map›Paper›PMID 27764150›Full record

ArticlePloS one2016

Stability Characterization of a Vaccine Antigen Based on the Respiratory Syncytial Virus Fusion Glycoprotein.

Jessica A Flynn, Eberhard Durr, Ryan Swoyer, Pedro J Cejas, Melanie S Horton, Jennifer D Galli, Scott A Cosmi, Amy S Espeseth, Andrew J Bett, Lan Zhang

Abstract read
In one paragraph

Article in PloS one, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 24 papers.

0numbers the graph read from it
0cells of the map it votes in
24citing 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

24 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.

Jessica A FlynnInfectious Diseases and Vaccines Discovery, MRL, Merck & Co., Inc., Kenilworth, New Jersey, United States of America.
Eberhard DurrInfectious Diseases and Vaccines Discovery, MRL, Merck & Co., Inc., Kenilworth, New Jersey, United States of America.
Ryan SwoyerInfectious Diseases and Vaccines Discovery, MRL, Merck & Co., Inc., Kenilworth, New Jersey, United States of America.
Pedro J CejasInfectious Diseases and Vaccines Discovery, MRL, Merck & Co., Inc., Kenilworth, New Jersey, United States of America.
Melanie S HortonInfectious Diseases and Vaccines Discovery, MRL, Merck & Co., Inc., Kenilworth, New Jersey, United States of America.
Jennifer D GalliInfectious Diseases and Vaccines Discovery, MRL, Merck & Co., Inc., Kenilworth, New Jersey, United States of America.
Scott A CosmiEurofins Lancaster Laboratories Professional Scientific Services, Lancaster, Pennsylvania, United States of America.
Amy S EspesethInfectious Diseases and Vaccines Discovery, MRL, Merck & Co., Inc., Kenilworth, New Jersey, United States of America.
Andrew J BettInfectious Diseases and Vaccines Discovery, MRL, Merck & Co., Inc., Kenilworth, New Jersey, United States of America.
Lan ZhangInfectious Diseases and Vaccines Discovery, MRL, Merck & Co., Inc., Kenilworth, New Jersey, United States of America.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Infection with Respiratory Syncytial Virus (RSV) causes both upper and lower respiratory tract disease in humans, leading to significant morbidity and mortality in both young children and older adults. Currently, there is no licensed vaccine available, and therapeutic options are limited. During the infection process, the type I viral fusion (F) glycoprotein on the surface of the RSV particle rearranges from a metastable prefusion conformation to a highly stable postfusion form. In people naturally infected with RSV, most potent neutralizing antibodies are directed to the prefusion form of the F protein. Therefore, an engineered RSV F protein stabilized in the prefusion conformation (DS-Cav1) is an attractive vaccine candidate. Long-term stability at 4°C or higher is a desirable attribute for a commercial subunit vaccine antigen. To assess the stability of DS-Cav1, we developed assays using D25, an antibody which recognizes the prefusion F-specific antigenic site Ø, and a novel antibody 4D7, which was found to bind antigenic site I on the postfusion form of RSV F. Biophysical analysis indicated that, upon long-term storage at 4°C, DS-Cav1 undergoes a conformational change, adopting alternate structures that concomitantly lose the site Ø epitope and gain the ability to bind 4D7.

Indexed as

Antibodies, MonoclonalAntibodies, NeutralizingAntibodies, ViralAntigen-Antibody ReactionsAntigensEpitopesHEK293 CellsHumansMicroscopy, Electron, TransmissionProtein StabilityRecombinant ProteinsRespiratory Syncytial Virus, HumanRespiratory Syncytial Virus InfectionsRespiratory Syncytial Virus VaccinesSurface Plasmon ResonanceVaccines, SubunitAntibodies, MonoclonalAntibodies, NeutralizingAntibodies, ViralAntigensEpitopesRecombinant ProteinsRespiratory Syncytial Virus VaccinesVaccines, SubunitViral Fusion Proteins

Identifiers

PMID27764150
PMCPMC5072732

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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.