Evidence map›Paper›PMID 40733632›Full record

ArticleViruses2025

Development of a Novel, Highly Sensitive System for Evaluating Ebola Virus Particle Formation.

Wakako Furuyama, Miako Sakaguchi, Hanako Ariyoshi, Asuka Nanbo

Abstract read
In one paragraph

Article in Viruses, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

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

0 citing papers in PubMed.

No citing paper in PubMed yet.

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

4 authors.

Wakako FuruyamaNational Research Center for the Control and Prevention of Infectious Diseases, Nagasaki University, Nagasaki 852-8523, Japan.ORCID 0000-0001-7163-6960
Miako SakaguchiCentral Laboratory, Institute of Tropical Medicine (NEKKEN), Nagasaki University, Nagasaki 852-8523, Japan.ORCID 0000-0001-5105-3100
Hanako AriyoshiNational Research Center for the Control and Prevention of Infectious Diseases, Nagasaki University, Nagasaki 852-8523, Japan.
Asuka NanboNational Research Center for the Control and Prevention of Infectious Diseases, Nagasaki University, Nagasaki 852-8523, Japan.ORCID 0000-0001-8764-1350

Funding

Akiyama Life Science Foundation NAChugai Foundation for Innovative Drug Discovery Science NADaiichi Sankyo Foundation of Life Science NAHayashi Memorial Foundation for Female Natural Scientists NAJapan Agency for Medical Research and Development JP22fm0208101Japan Agency for Medical Research and Development JP23jf012600Japan Science and Technology Agency 01-117Japan Society for the Promotion of Science 22K15473Japan Society for the Promotion of Science 23790493Joint Usage/Research Center programs from the Hokkaido University Research Center for Zoono-sis Control NAJoint Usage/Research Center programs from the Institute for Frontier Life and Medical Sciences, Kyoto University NAJoint Usage/Research Center programs from the Institute of Medical Science, University of Tokyo NAJoint Usage/Research Center programs from the Institute of Tropical Medicine (NEKKEN), Nagasaki University NAMochida Memorial Foundation For Medical And Pharmaceutical Research NASuhara Memorial Foundation NATakeda Science Foundation NA
6 · The paper itself

Abstract

Ebola virus (EBOV) causes severe hemorrhagic fevers in humans, and effective countermeasures remain limited. The EBOV-encoded major matrix protein VP40 is essential for viral assembly, budding, and particle release, making it a promising target for antiviral drug development. However, no approved drugs currently target the viral particle formation process. In this study, we established a simple and highly sensitive screening system to evaluate VP40-mediated virus-like particle (VLP) formation under biosafety level -2 conditions. The system uses the HiBiT luminescence-based reporter fused to VP40, allowing for the detection of VP40 release. Our results demonstrate that the HiBiT sequence fused at the N-terminus [HiBiT-VP40 (N)] retains VP40's ability to form VLPs, supporting its use as a functional reporter. Furthermore, we validated the system by assessing the role of Rab11-dependent trafficking in VP40-mediated budding and by evaluating the effect of nocodazole, a microtubule depolymerizer, on VLP release. This novel screening system provides a convenient and reliable platform for screening potential inhibitors targeting the late stages of EBOV infection, including viral particle formation and release. Additionally, its potential adaptability to other filoviruses suggests wide applicability in the discovery and development of additional novel therapeutic agents.

Indexed as

EbolavirusViral Matrix ProteinsVirionVirus AssemblyAnimalsCell LineGenes, ReporterHEK293 CellsHemorrhagic Fever, EbolaHumansVirus ReleaseViral Matrix ProteinsVP40 protein, virusantiviral screeningEbola virusHiBiT systemviral particle formationVP40

Identifiers

PMID40733632
PMCPMC12298002

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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.