Results 121 to 130 of about 15,327 (237)

CXCL10 Signaling Contributes to the Pathogenesis of Arthritogenic Alphaviruses

open access: yesViruses, 2020
Emerging and re-emerging arthritogenic alphaviruses, such as Chikungunya virus (CHIKV) and O’nyong nyong virus, cause acute and chronic crippling arthralgia associated with inflammatory immune responses.
Tao Lin   +6 more
semanticscholar   +1 more source

“Fertile” Mutations in SARS‐CoV‐2 RNA More Frequently Occurred in Hairpin Loops That Determine Virus Evolution

open access: yesAPMIS, Volume 133, Issue 12, December 2025.
ABSTRACT RNA hairpins may constitute a foundation of genetic evolution both in viruses and other organisms. Stem‐loops theoretically comprise a stable part, the double‐stranded stem, and a single‐stranded loop allowing evolution. Here we tested for SARS‐CoV‐2 if “fertile” mutations were in loops while mutations in stems were poorly tolerated and rarely
Philippe Colson   +5 more
wiley   +1 more source

Human and murine IFIT1 proteins do not restrict infection of negative-sense RNA viruses of the Orthomyxoviridae, Bunyaviridae, and Filoviridae families [PDF]

open access: yes, 2015
UNLABELLED: Interferon-induced protein with tetratricopeptide repeats 1 (IFIT1) is a host protein with reported cell-intrinsic antiviral activity against several RNA viruses.
Amarasinghe, Gaya   +12 more
core   +3 more sources

Current Understanding of the Role of Cholesterol in the Life Cycle of Alphaviruses

open access: yesViruses, 2020
Enveloped viruses rely on different lipid classes present in cell membranes to accomplish several steps of their life cycle in the host. Particularly for alphaviruses, a medically important group of arboviruses, which are part of the Togaviridae family ...
I. Sousa   +2 more
semanticscholar   +1 more source

Betanodavirus Quantification and IFN I‐Antagonism Detection Using Luciferase Reporter Systems Based on Fish mx Promoters

open access: yesJournal of Fish Diseases, Volume 48, Issue 12, December 2025.
ABSTRACT Mx genes display strong and quick induction in response to viral infections, which varies according to the viral virulence; furthermore, mx transcription is blocked by several viruses as part of their immune evasion strategies. Therefore, the level and time course of mx induction reflect virus–host interplay. This idea prompted the development
Daniel Álvarez‐Torres   +4 more
wiley   +1 more source

Defined mutations in the 5' nontranslated sequence of Sindbis virus RNA [PDF]

open access: yes, 1990
We have constructed 24 deletion mutants which contain deletions of from 1 to 15 nucleotides in the 5' nontranslated region of Sindbis virus RNA and tested the effect of these mutations on virus replication.
Niesters, Hubert G. M.   +1 more
core   +2 more sources

To translate, or not to translate: viral and host mRNA regulation by interferon-stimulated genes. [PDF]

open access: yes, 2015
Type I interferon (IFN) is one of the first lines of cellular defense against viral pathogens. As a result of IFN signaling, a wide array of IFN-stimulated gene (ISG) products is upregulated to target different stages of the viral life cycle.
Li, Melody MH   +2 more
core   +1 more source

Controlled Field Trial of Pancreas Disease Vaccines in Farmed Atlantic Salmon: Effects on Growth and Mortality During a SAV2 Outbreak

open access: yesJournal of Fish Diseases, Volume 48, Issue 12, December 2025.
ABSTRACT Pancreas disease (PD), caused by salmonid alphavirus (SAV), is a concern for salmon aquaculture in Scotland, Ireland and Norway. This article presents results from a controlled field trial monitoring three study groups from vaccination to harvest.
Jostein Mulder Pettersen   +7 more
wiley   +1 more source

Broad Antiviral Activity of Ginkgolic Acid against Chikungunya, Mayaro, Una, and Zika Viruses

open access: yesViruses, 2020
The alphaviruses Chikungunya (CHIKV), Mayaro (MAYV), Una (UNAV), and the flavivirus Zika (ZIKV) are emerging or re-emerging arboviruses which are responsible for frequent epidemic outbreaks. Despite the large impact of these arboviruses on health systems,
Dalkiria Campos   +4 more
doaj   +1 more source

Alphavirus polymerase and RNA replication [PDF]

open access: yes, 2017
Alphaviruses are typically arthropod-borne, and many are important pathogens such as chikungunya virus. Alphaviruses encode four nonstructural proteins (nsP1-4), initially produced as a polyprotein P1234. nsP4 is the core RNA-dependent RNA polymerase but
Ahola, Tero   +2 more
core   +1 more source

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