plaque

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Related to plaque assay: hemolytic plaque assay

plaque

1. Pathol any small abnormal patch on or within the body, such as the typical lesion of psoriasis
2. short for dental plaque

Plaque

A tablet, often inscribed, added to or set into a surface on the exterior or interior wall.

plaque

[plak]
(medicine)
A patch, or an abnormal flat area on any internal or external body surface.
A localized area of atherosclerosis.
(virology)
A clear area representing a colony of viruses on a plate culture formed by lysis of the host cell.

plaque

A tablet that is affixed to the surface of a wall or set into a wall; often inscribed to commemorate a special event or to serve as a memorial.
References in periodicals archive ?
After 24 h the supernatant of infected cells was recovered for evaluating viral titer by plaque assay.
1A and B the proliferation of influenza virus was inhibited in the multiple cycles of influenza growth using plaque assay and RT-PCR techniques.
RT-PCR and plaque assay results were similar; detection rates did not differ among specific tissues or between field-collected vs.
In addition to RT-PCR technique we used TCID 50% and plaque assay to assess the effect of PPE on influenza proliferation.
After centrifugation, the supernatant was 10-fold sequential diluted with MEM to determine virus titers by the plaque assay with Hela cells (Bishop and Koch, 1969).
These 3 mixed infections were further plaque-purified as above and yielded single clonal populations of D or E, which validated our plaque assay for isolating clonal populations.
Infectivity titers were determined by a standard plaque assay on confluent RC-37 cells.
Specimens were tested for WNV-neutralizing antibodies by plaque-reduction neutralization test (PRNT) and for virus isolation by Vero cell plaque assay (9) or WNV antigen by VecTest WNV Antigen Detection Assay (Medical Analysis Systems, Ventura, CA, USA).
Titration of the supernatants by plaque assay gave titers of [10.
After 1, 10, 20, 30, 60 min and 2, 3, and 4 h, an aliquot was removed and assayed for remaining infectivity on confluent monolayers of RC-37 cells in 6 well plates by plaque assay.
All CPE-positive samples were titrated by plaque assay on Vero cells.
prowazekii inoculum was quantified by using either the plaque assay method (17) or comparatively by 10-fold serial dilutions of a known plasmid standard of R.