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Updated: Jul 14, 2026

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Published on: March 19, 2015
[Effect of Panavir on influenza A virus reproduction]
Abstract:
Mitogenic properties of panavir, as well as its effect on the grippe virus reproduction in cell systems in vitro and the effect on the survival of mice with the experimental grippe infection were studied. It was shown that panavir had no cytotoxic action whereas it was characterized by pronounced mitogenic activity and subsequently could be considered as a perspective immunomodulator. Under in vitro conditions with the use of relatively high doses for the cell contamination with the grippe virus, panavir lowered the virus production in the cell systems. When the contaminating doses were low, panavir inhibited the virus production detected at the early stages of the infection. In the in vivo studies on mice with the experimental grippe infection panavir showed antigrippe activity against both the romantadine resistant and the remantadine nonresistant populations of the grippe A virus.
Insights
Panavir exhibits significant mitogenic activity and acts as an immunomodulator. This compound effectively inhibits influenza virus replication in vitro and demonstrates antiviral properties against influenza A in vivo.
Area of Science:
- Virology
- Immunology
- Pharmacology
Context:
- Influenza virus poses a significant public health threat, necessitating the development of novel antiviral agents.
- Existing antiviral drugs face challenges with resistance and side effects, highlighting the need for alternative therapeutic strategies.
- Panavir, a plant-derived compound, has shown potential in preclinical studies.
Purpose:
- To investigate the mitogenic properties of panavir.
- To evaluate the in vitro efficacy of panavir against influenza virus replication.
- To assess the in vivo antiviral activity of panavir in a murine model of influenza infection.
Summary:
- Panavir demonstrated no cytotoxic effects and significant mitogenic activity, suggesting its potential as an immunomodulator.
- In vitro studies showed that panavir inhibited influenza virus production in cell systems, particularly at early infection stages and with lower viral doses.
- In vivo experiments in mice revealed that panavir possesses anti-influenza activity against both remantadine-resistant and non-resistant strains of influenza A virus.
Impact:
- Panavir's immunomodulatory and antiviral properties indicate its promise as a therapeutic agent for influenza.
- The compound's efficacy against resistant viral strains warrants further investigation for clinical applications.
- These findings support panavir as a potential candidate for developing new influenza treatments.
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