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identifier: 2013023
description:
epitope description:K398
antigen name:Genome polyprotein
host organism:Mus musculus BALB/c
antibody name:7F4
aggregation:
instance of dataset
availability:
available
primaryPublications: 24049185
authorizations:
registration not required
accessURL: http://www.iedb.org/reference/1026943
landingPage: http://www.iedb.org/assay/2013023
type:
Literature
publicationVenue:
J Virol
dates:
2013
study type: b cell assays
subject species: Dengue virus 1 Mochizuki
fullName:
Atsushi Yamanaka
Tomohiro Kotaki
Eiji Konishi
method:
biological activity
name:
A mouse monoclonal antibody against dengue virus type 1 Mochizuki strain targeting envelope protein domain II and displaying strongly neutralizing but not enhancing activity.
description:
The epitope sequence was deduced by virus escape mutants.
The epitope-specific mAb was able to neutralize infectivity of DENV-1. Plaque reduction neutralization of infective titers were determined on Vero cells. The epitope-specific mAb did not display enhancing activity even at very low concentrations, measured by Dengue antibody-dependent enhancement (ADE) assay. Dose-dependent antibody activity patterns generated using K562, U937, and HL60 cells were comparable. The mAb engineered with IgG3 showed neutralizing activities without any enhancing activities, enhancing activities appeared upon substitution to IgG1 in both the presence and the absence of complement and to IgG2a and IgG2b in the absence of complement.

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