Peptide derived from GPC3, pharmaceutical composition for treatment or prevention of cancer using same, immunity inducer, and method for producing antigen-presenting cells
The present invention provides a peptide containing 8 or more consecutive amino acid residues in an amino acid sequence of any of SEQ ID NOS: 1 to 11 and consisting of 11 or less amino acid residues.
1. A peptide comprising 8 or more consecutive amino acid residues but 11 or less amino acid residues of SEQ ID NO: 4.
2. A pharmaceutical composition for treating or preventing cancer, comprising the peptide according to claim 1 .
3. The pharmaceutical composition according to claim 2 , wherein the composition is in the form of a vaccine.
4. The pharmaceutical composition according to claim 3 , wherein the peptide can bind to one or more types of HLA molecules.
5. An immunity inducer, comprising the peptide according to claim 1 .
6. The immunity inducer according to claim 5 , wherein the inducer is for inducing a cytotoxic T cell.
7. The immunity inducer according to claim 6 , wherein the peptide can bind to one or more types of HLA molecules.
8. A method for producing an antigen-presenting cell having CTL-inducing activity, comprising a step of contacting the peptide according to claim 1 with an antigen-presenting cell in vitro.