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identifier: 1499154
description:
epitope description:NANPNANPNANP
antigen name:Circumsporozoite (CS) protein
host organism:Mus musculus B10 X B10.S
antibody name:Mouse sera
aggregation:
instance of dataset
availability:
available
primaryPublications: 12602355
authorizations:
registration not required
accessURL: http://www.iedb.org/reference/1012181
landingPage: http://www.iedb.org/assay/1499154
type:
Literature
publicationVenue:
Intervirology
dates:
2002
study type: b cell assays
subject species: Plasmodium falciparum
fullName:
Matti Sä
llberg
Janice Hughes
Joyce Jones
Tom R Phillips
David R Milich
method:
ELISA
name:
A malaria vaccine candidate based on a hepatitis B virus core platform.
description:
Mice immunized with the HBcAg-CSP hybrid containing the NANP, NVDP and CSP 326-345 epitopes responded with high antibody titer to the epitope. Separate assays demonstrated that the NVDP epitope significantly enhanced titers (2-3 orders of magnitude) compared to NANP alone or NANP plus CSP (326-345). The C-terminal Cys (C342) of the CSP (326-345) epitope is critical for the stability and therefore immunogenicity of the immunogen complex. High titers were achieved by week 2, plateaued at week 10. Boosting at week 10 showed a 2-fold increase. IgG2b and IgG3 predominated early in the response, followed by IgG1 and IgG2a later. Of the adjuvants tested, only Montanide, MPL-SE and RAS performed nearly as well as CFA/IFA. H-2 congenic mice were used to confirm the lack of non-responders to NANP using this formulation.

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