Evidence map›Paper›PMID 38937523›Full record

ArticleScientific reports2024

Production of norovirus-, rotavirus-, and enterovirus-like particles in insect cells is simplified by plasmid-based expression.

Vili Lampinen, Stina Gröhn, Nina Lehmler, Minne Jartti, Vesa P Hytönen, Maren Schubert, Minna M Hankaniemi

Abstract read
In one paragraph

Article in Scientific reports, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 8 papers.

0numbers the graph read from it
0cells of the map it votes in
8citing 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

8 citing papers in PubMed.

  1. Article
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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

7 authors.

Vili LampinenVirology and Vaccine Immunology, Faculty of Medicine and Health Technology, Tampere University, Tampere, Finland.
Stina GröhnVirology and Vaccine Immunology, Faculty of Medicine and Health Technology, Tampere University, Tampere, Finland.
Nina LehmlerDepartment of Biotechnology, Institute for Biochemistry, Biotechnology and Bioinformatics, TU Braunschweig, Braunschweig, Germany.
Minne JarttiVirology and Vaccine Immunology, Faculty of Medicine and Health Technology, Tampere University, Tampere, Finland.
Vesa P HytönenProtein Dynamics, Faculty of Medicine and Health Technology, Tampere University, Tampere, Finland.
Maren Schubert *Department of Biotechnology, Institute for Biochemistry, Biotechnology and Bioinformatics, TU Braunschweig, Braunschweig, Germany. maren.schubert@tu-braunschweig.de.
Minna M Hankaniemi *Virology and Vaccine Immunology, Faculty of Medicine and Health Technology, Tampere University, Tampere, Finland. minna.hankaniemi@tuni.fi.

Funding

DFG 503667663Research Council of Finland 335870
6 · The paper itself

Abstract

Insect cells have long been the main expression host of many virus-like particles (VLP). VLPs resemble the respective viruses but are non-infectious. They are important in vaccine development and serve as safe model systems in virus research. Commonly, baculovirus expression vector system (BEVS) is used for VLP production. Here, we present an alternative, plasmid-based system for VLP expression, which offers distinct advantages: in contrast to BEVS, it avoids contamination by baculoviral particles and proteins, can maintain cell viability over the whole process, production of alphanodaviral particles will not be induced, and optimization of expression vectors and their ratios is simple. We compared the production of noro-, rota- and entero-VLP in the plasmid-based system to the standard process in BEVS. For noro- and entero-VLPs, similar yields could be achieved, whereas production of rota-VLP requires some further optimization. Nevertheless, in all cases, particles were formed, the expression process was simplified compared to BEVS and potential for the plasmid-based system was validated. This study demonstrates that plasmid-based transfection offers a viable option for production of noro-, rota- and entero-VLPs in insect cells.

Indexed as

NorovirusPlasmidsRotavirusAnimalsBaculoviridaeCell LineEnterovirusGenetic VectorsInsectaSf9 CellsTransfectionVaccines, Virus-Like ParticleVaccines, Virus-Like ParticleEnterovirusInsect cellsNorovirusProtein expressionRotavirusVaccineVirus-like particleVLP

Identifiers

PMID38937523
PMCPMC11211442

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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.