Vero Cell Assay
Vero Cell Assay - Related Videos
07:23
Detection of Infectious Virus from Field-collected Mosquitoes by Vero Cell Culture Assay
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Cited by 19 •
2011
We describe a method to process and screen field-collected mosquitoes for a diversity of viruses by Vero cell culture assay. By employing this technique, we have detected 9 different viruses from 4 taxonomic families in mosquitoes collected in Connecticut.
10:03
Generation of Recombinant Arenavirus for Vaccine Development in FDA-Approved Vero Cells
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Cited by 24 •
2013
Rescue of recombinant arenaviruses from cloned cDNAs, an approach referred to as reverse genetics, allows researchers to investigate the role of specific viral gene products, as well as the contribution of their different specific domains and residues, to many different aspects of the biology of arenavirus. Likewise, reverse genetics techniques in FDA-approved cell lines (Vero) for vaccine development provides novel possibilities for the generation of effective and safe vaccines to combat human...
08:34
Highly Sensitive Assay for Measurement of Arenavirus-cell Attachment
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Cited by 1 •
2016
The first step in the arenavirus life cycle is attachment of viral particles to host cells. We report a quantitative (q)RT-PCR-based assay for ultrasensitive detection and quantitation of arenavirus attachment events.
03:34
An In Vitro Assay to Study Arenavirus Attachment to the Host Cell
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2026
Source: Klaus, J. P., et al Highly Sensitive Assay for Measurement of Arenavirus-cell Attachment. J. Vis. Exp. (2016).This video demonstrates how to measure arenavirus attachment to monkey kidney cells. The assay uses low temperatures to block endocytosis and isolate the virus binding step. The approach enables precise quantification of surface-bound virus particles under conditions that restrict internalization.
12:03
Viability Assays for Cells in Culture
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Cited by 39 •
2014
Therapeutic compounds are often first examined in vitro with viability assays. Blind cell counts by a human observer can be highly sensitive to small changes in cell number but do not assess function. Computerized viability assays, as described here, can assess both structure and function in an objective manner.
FAQs
Vero cells have limited production of type I interferons, so they provide less of this innate antiviral signaling than a cell system with stronger interferon responses. When susceptible viruses infect them, infection can proceed in a way that produces observable changes in culture. This property helps investigators detect infection and evaluate virus-host interactions under standardized experimental conditions.
Plaques, cytopathic effects, and changes in cell viability are distinct measurable readouts of infection in Vero cell cultures. Their presence or magnitude can help investigators detect infectious virus, estimate viral titers, or characterize how a sample affects cells. Selecting a readout that is available and reproducible allows results to be compared across samples or experimental treatments.
Controlled culture conditions make the cellular response easier to interpret because differences in plaques, cytopathic effects, or viability can be related to the infectious sample or treatment being tested. Consistency also supports comparisons among viral samples, antibody conditions, or antiviral treatments. In this way, the assay functions as a standardized model rather than an uncontrolled observation of cell damage.
A basic workflow places Vero cells under controlled culture conditions, evaluates an infectious sample or treatment in that cell system, and then measures a visible or quantitative outcome. Investigators may examine cytopathic effects, plaques, or cell viability, depending on the purpose of the experiment. The resulting signal supports detection, quantification, or characterization of infectious virus.
Neutralizing-antibody studies use the assay to determine whether antibodies alter the infection-associated signal produced in Vero cells. The relevant signal may be represented by cytopathic effects, plaques, or cell viability, depending on the assay design. This connects an immune response to a measurable effect on infectious virus and supports evaluation of antibody activity in infection research.
To assess antiviral activity, investigators examine how a treatment affects infection-related outcomes in Vero cell cultures. Changes in plaques, cytopathic effects, or cell viability can provide measurable evidence for comparing treated and untreated experimental conditions. This application makes the assay useful for studying whether an intervention influences infectious virus in a controlled cellular model.
The assay provides standardized cellular measurements that can be used to compare infectious samples, antibody responses, or treatments. In vaccine-related work, it supports evaluation of neutralizing antibodies and infectious virus. In diagnostic development, measurable plaques, cytopathic effects, or viability changes can help characterize whether a sample contains detectable infectious activity under the selected culture conditions.