Results 1 to 10 of about 82,571 (135)

Development and Validation of a Plaque Assay to Determine the Titer of a Recombinant Live-Attenuated Viral Vaccine for SARS-CoV-2

open access: yesVaccines
The COVID-19 pandemic, caused by severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2), has resulted in more than seven million deaths worldwide. To reduce viral spread, the Israel Institute for Biological Research (IIBR) developed and produced a ...
Einat Toister   +14 more
doaj   +5 more sources

An Optimized High-Throughput Immuno-Plaque Assay for SARS-CoV-2

open access: yesFrontiers in Microbiology, 2021
Severe acute respiratory syndrome coronavirus-2 (SARS-CoV-2) has been identified as the causative agent of coronavirus disease 2019 and is capable of human-to-human transmission and rapid global spread. The rapid emergence and global spread of SARS-CoV-2
Alberto A. Amarilla   +20 more
doaj   +3 more sources

New low-viscosity overlay medium for viral plaque assays

open access: yesVirology Journal, 2006
Background Plaque assays in cell culture monolayers under solid or semisolid overlay media are commonly used for quantification of viruses and antiviral substances.
Garten Wolfgang   +3 more
doaj   +3 more sources

Standardization of the Filovirus Plaque Assay for Use in Preclinical Studies

open access: yesViruses, 2012
The filovirus plaque assay serves as the assay of choice to measure infectious virus in a cell culture, blood, or homogenized tissue sample. It has been in use for more than 30 years and is the generally accepted assay used to titrate virus in samples ...
Gene G. Olinger   +10 more
doaj   +3 more sources

Machine-learning-based automated quantification machine for virus plaque assay counting [PDF]

open access: yesPeerJ Computer Science, 2022
The plaque assay is a standard quantification system in virology for verifying infectious particles. One of the complex steps of plaque assay is the counting of the number of viral plaques in multiwell plates to study and evaluate viruses.
Gridsada Phanomchoeng   +6 more
doaj   +2 more sources

Identification and characterisation of SARS-CoV-2 and Human alphaherpesvirus 1 from a productive coinfection in a fatal COVID-19 case [PDF]

open access: yesMemorias do Instituto Oswaldo Cruz, 2022
BACKGROUND During routine Coronavirus disease 2019 (COVID-19) diagnosis, an unusually high viral load was detected by reverse transcription real-time polymerase chain reaction (RT-qPCR) in a nasopharyngeal swab sample collected from a patient with ...
Alice Laschuk Herlinger   +20 more
doaj   +1 more source

Viral Plaque Assay v1 [PDF]

open access: yes, 2020
This is part 3.6 of the "Study of MAIT Cell Activation in Viral Infections In Vivo" collection of protocols. Collection Abstract: MAIT cells are abundant, highly evolutionarily conserved innate-like lymphocytes expressing a semi-invariant T cell receptor (TCR), which recognizes microbially derived small intermediate molecules from the riboflavin ...
Timothy S C Hinks   +7 more
openaire   +1 more source

Accelerated and improved quantification of lymphocytic choriomeningitis virus (LCMV) titers by flow cytometry. [PDF]

open access: yesPLoS ONE, 2012
Lymphocytic choriomeningitis virus (LCMV), a natural murine pathogen, is a member of the Arenavirus family, may cause atypical meningitis in humans, and has been utilized extensively as a model pathogen for the study of virus-induced disease and immune ...
Darlynn Korns Johnson, Dirk Homann
doaj   +1 more source

Efficient Selection of Recombinant Fluorescent Vaccinia Virus Strains and Rapid Virus Titer Determination by Using a Multi-Well Plate Imaging System

open access: yesBiomedicines, 2021
Engineered vaccinia virus (VACV) strains are used extensively as vectors for the development of novel cancer vaccines and cancer therapeutics. In this study, we describe for the first time a high-throughput approach for both fluorescent rVACV generation ...
Mingyu Ye   +3 more
doaj   +1 more source

SARS-CoV-2 coinfection in immunocompromised host leads to the generation of recombinant strain

open access: yesInternational Journal of Infectious Diseases, 2023
Objectives: Recombination related to coinfection is a huge driving force in determining the virus genetic variability, particularly in conditions of partial immune control, leading to prolonged infection.
Silvia Zannoli   +13 more
doaj   +1 more source

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