Lassa fever and Argentine hemorrhagic fever treatment in guinea pigs using broad-spectrum cap-dependent endonuclease inhibitors
mBio·
- DOI
- 10.1128/mbio.00880-26
- PMID
- 42606356
- PMCID
- —
- OpenAlex
- —
- Study type
- Journal article
- Publisher
- American Society for Microbiology
- Article type
- journal-article
- Integrity
- current
Why this research matters now
These viruses trigger severe human hemorrhagic illnesses with substantial mortality and scarce treatment alternatives. The observed cross-reactive antiviral properties indicate potential utility for developing broader therapeutic options.
Structured evidence summary
Research question
What is the therapeutic efficacy of cap-dependent endonuclease inhibitors against lethal arenavirus infections in experimental animals?
Study design
Preclinical laboratory evaluation employing guinea pig infection models to assess antiviral compound performance.
Population and setting
Laboratory guinea pigs experimentally challenged with lethal doses of Lassa virus and Argentine hemorrhagic fever virus.
Main findings
The tested inhibitors effectively reduced viral replication and conferred therapeutic survival benefits in the infected animals. Researchers also isolated additional compounds showing activity against multiple other dangerous arenaviruses.
Public-health relevance
These viruses trigger severe human hemorrhagic illnesses with substantial mortality and scarce treatment alternatives. The observed cross-reactive antiviral properties indicate potential utility for developing broader therapeutic options.
Important limitations
The investigation is restricted to preclinical animal experiments and lacks human pharmacokinetic, toxicological, or clinical trial data.
GIDS interpretation
This publication supplies early-stage mechanistic and efficacy data that may guide subsequent pharmaceutical development pathways. It contextualizes a specific molecular target without indicating current field deployment or real-time monitoring relevance.
Related GIDS surveillance
Literature context does not validate, explain, or change a surveillance signal. Exact and contextual relationships are shown separately.
Evidence relationships
This article has 8 auditable classifier relationships to diseases, places, topics, and study design.