Immunogenic compositions for induction of anti-tumor immunity

Drug – bio-affecting and body treating compositions – Immunoglobulin – antiserum – antibody – or antibody fragment,...

Reexamination Certificate

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C424S133100, C424S138100, C424S141100, C424S154100

Reexamination Certificate

active

11129359

ABSTRACT:
The invention relates to methods of inducing an anti-tumor immunity and/or inducing an immune responses to p53 in mammals. The methods comprise administering to a mammal an effective amount of at least one immunogen selected from the group consisting of:(i) a peptide based on a CDR of the heavy or light chain of an anti-p53 mAb, which peptide is capable of eliciting antibodies to p53; and(ii) a DNA molecule coding for the variable (V) region of an anti-p53 mAb in a suitable gene delivery vehicle. Preferably the immunogen is administered in the form of a pharmaceutical composition.Preferably the peptide is 7 to 30 amino acid residues in length and contains a sequence of the CDR2 or CDR3 of the heavy chain, or of the CDR3 of the light chain of an anti-p53 mAb.

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