Evidence map›Paper›PMID 40830611›Full record

ArticleNPJ vaccines2025

Stabilization of norovirus GII.3 virus-like particles by rational disulfide engineering.

Christopher Warren, Jennifer D Galli, Karin Bystol, Gregory O'Donnell, Andrew R Swartz, Emily A Dewar, Corey May Fulton, Pamela Shen, Estibaliz Gonzalez-Fernandez, Lizzy Aurora DeWitt and 7 more

Abstract read
In one paragraph

Article in NPJ vaccines, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 2 papers.

0numbers the graph read from it
0cells of the map it votes in
2citing 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

2 citing papers in PubMed.

  1. Review
  2. Review
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

17 authors.

Christopher Warren *Infectious Diseases and Vaccines Discovery, Merck & Co., Inc., West Point, PA, USA.
Jennifer D Galli *Infectious Diseases and Vaccines Discovery, Merck & Co., Inc., West Point, PA, USA.
Karin BystolInfectious Diseases and Vaccines Discovery, Merck & Co., Inc., West Point, PA, USA.
Gregory O'DonnellQuantitative Biosciences, Merck & Co., Inc., West Point, PA, USA.
Andrew R SwartzProcess Research & Development, Merck & Co., Inc., West Point, PA, USA.
Emily A DewarProcess Research & Development, Merck & Co., Inc., West Point, PA, USA.
Corey May FultonQuantitative Biosciences, Merck & Co., Inc., West Point, PA, USA.
Pamela ShenQuantitative Biosciences, Merck & Co., Inc., West Point, PA, USA.
Estibaliz Gonzalez-FernandezAnalytical Research and Development, Merck & Co., Inc, West Point, PA, USA.
Lizzy Aurora DeWittInfectious Diseases and Vaccines Discovery, Merck & Co., Inc., West Point, PA, USA.
Uijin JeongQuantitative Biosciences, Merck & Co., Inc., West Point, PA, USA.
Oscar Chi-Chien PanInfectious Diseases and Vaccines Discovery, Merck & Co., Inc., West Point, PA, USA.
Sean MillerAnalytical Research and Development, Merck & Co., Inc, West Point, PA, USA.
Arthur FridmanData Science and Scientific Informatics, RaDS-IT, Merck & Co., Inc., Rahway, NJ, USA.
Courtney DavidDiscovery Pharmaceutical Sciences, Merck & Co., Inc., West Point, PA, USA.
Zhifeng ChenInfectious Diseases and Vaccines Discovery, Merck & Co., Inc., West Point, PA, USA.
Jiajie WeiInfectious Diseases and Vaccines Discovery, Merck & Co., Inc., West Point, PA, USA. jiajie.wei@merck.com.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Noroviruses are non-enveloped, single-stranded positive-sense RNA viruses and the leading cause of gastroenteritis worldwide. The major capsid protein, VP1, can self-assemble into non-infectious virus-like particles (VLPs), representing an attractive vaccine platform. It was demonstrated that engineered disulfide bonds within VP1 could significantly stabilize VLPs of the archetypal GI.1 strain. Here, we apply a similar strategy to VLPs of multiple circulating GII genotypes. We find that engineered disulfide mutations can significantly stabilize VLPs of the GII.3 strain, but not the closely related GII.6 strain. Disulfide-stabilized GII.3 VLPs (GII.3-DS1) exhibit increased yields, greater homogeneity, and higher thermal stability compared to wild-type GII.3 VLPs. GII.3-DS1 VLPs are a superior reagent in immunological assays compared to the wild-type counterpart. Importantly, mRNA encoding GII.3-DS1 elicits superior humoral immune responses compared to wild-type GII.3 mRNA in mice. These results demonstrate the utility of rational VLP stabilization for advancing vaccine development efforts.

Identifiers

PMID40830611
PMCPMC12365219

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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.