Dampening of an immunodominant epitope of an antigen for use in

Chemistry: molecular biology and microbiology – Micro-organism – tissue cell culture or enzyme using process... – Recombinant dna technique included in method of making a...

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4351723, 4353201, 4241881, 4242071, 4242081, 514 2, 530350, 530395, A61K 3921, C12P 2106, C12N 1500, C07K 100

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055852505

ABSTRACT:
The present invention provides a composition that can be administered to a mammal to cause immunoprotection in the mammal against a pathogenic organism that has an immunodominant epitope. The composition includes a modified form of the antigen in which the immunodominant epitope is located. In this modified form, the immunodominant epitope is immunodampened by any of a number of techniques. Examples of immunodampening techniques include addition of N-linked glycosylation sites, change of the net charge on the epitope, and substitution with a tolerated sequence. The composition also includes a pharmacologically acceptable carrier.

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