Frog Virus 3
Frog Virus 3 - Related Videos
02:54
Caspase-3/7 Assay: A Luminescence-Based Assay to Quantify Apoptosis by Measuring Caspase-3/7 Activities in Frog Skin Explants
0 Views •
2025
This video describes an in vitro Caspase-3/7 luminescent assay to quantify cell death or apoptosis. The assay measures luminescence produced following caspase-3/7 cleavage of a pro-luminescent DEVD substrate. The luminescence generated is proportional to caspase-3/7 activity.
07:35
Vaccinia Virus Infection & Temporal Analysis of Virus Gene Expression: Part 3
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2009
Protocol for Vaccinia infection of HeLa cells and analysis of host and viral gene expression. Part 3 describes the process of fluorescently labeling the amplified RNA from both host and viral samples by amino allyl coupling of dyes. Part 3 of 3.
10:02
Two Types of Assays for Detecting Frog Sperm Chemoattraction
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Cited by 5 •
2011
Eggs and the extracellular coatings around eggs frequently release peptides, proteins and small molecules that communicate with sperm to guide them to the egg thereby promoting fertilization. Using frog sperm we describe and compare two classes of assays used to detect sperm chemoattraction – sperm accumulation assays and sperm tracking assays.
11:20
Comparative in vivo Study of gp96 Adjuvanticity in the Frog Xenopus laevis
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Cited by 11 •
2010
The frog Xenopus laevis provides an attractive alternative non-mammalian model for exploring the ability of heat shock protein such as gp96 to promote antigen-specific CD8 T cell responses. We present methods to study in vivo facilitation of cross-presentation of skin and tumor antigens by gp96.
08:01
Induction of Hypoxia in Living Frog and Zebrafish Embryos
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Cited by 5 •
2017
We introduce a novel hypoxic chamber system for use with aquatic organisms such as frog and zebrafish embryos. Our system is simple, robust, cost-effective and allows the induction and sustainment of hypoxia in vivo and for up to 48 h. We present 2 reproducible methods to monitor the effectiveness of hypoxia.
FAQs
Once FV3 enters a susceptible amphibian cell, it redirects the cell’s existing machinery toward viral replication. The viral genome is copied, viral proteins are produced, and newly assembled virions can move through tissues. This sequence connects events inside individual cells with wider infection, because viral production creates additional particles capable of spreading and increasing tissue involvement.
Virion assembly converts newly copied genetic material and viral proteins into infectious particles. This stage is important because replication alone does not explain how infection extends beyond the initially affected cell. By producing new virions, the virus gains the means to disseminate through amphibian tissues, helping link cellular infection with systemic disease and organ impairment.
FV3 infection activates host immune responses while the virus is producing proteins and spreading through tissues. These responses are central to host-pathogen interaction research because they may influence how infection progresses alongside viral replication and tissue damage. Studying both sides helps clarify amphibian antiviral defenses rather than treating disease as a purely viral process.
Developing amphibians can experience systemic disease with tissue damage and impaired organ function after FV3 infection. This makes developmental stage an important biological context when interpreting disease severity. Research focused on these hosts can reveal why infection outcomes differ among amphibians and can improve understanding of how ranavirus disease may affect vulnerable life stages.
FV3 research connects viral production and tissue spread within hosts to transmission among amphibians sharing freshwater environments. Investigators can use this framework to study how an aquatic pathogen moves through host populations and how infection contributes to emerging disease. The resulting knowledge supports analysis of ecological consequences, including potential effects on amphibian population stability.
FV3 provides a model for examining aquatic wildlife disease and host-pathogen interactions in amphibians. Its study brings together viral replication, immune responses, tissue damage, and transmission rather than isolating one process. This broad perspective helps biologists investigate antiviral defenses, understand mechanisms associated with amphibian population declines, and assess the ecological significance of emerging pathogens.