Immunoprotective influenza antigen and its use in vaccination

Drug – bio-affecting and body treating compositions – Antigen – epitope – or other immunospecific immunoeffector – Fusion protein or fusion polypeptide

Reexamination Certificate

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C424S186100, C424S209100, C435S069100

Reexamination Certificate

active

07731972

ABSTRACT:
The present invention relates to an influenza antigen, comprising a fusion product of at least (1) the extracellular part of a conserved influenza membrane protein (e.g., M2) or a functional equivalent thereof and (2) a presenting carrier. The presenting carrier may be a (poly)peptide or a non-peptidic structure such as glycans, peptide mimetics, and synthetic polymers. The invention further relates to methods of making and using the antigen, and to influenza vaccines comprising the antigen and optionally one or more excipients.

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