Novel Peptide Vaccination for Patients With Advanced Bladder Cancer

The purpose of this study is to evaluate the safety and clinical efficacy of novel vaccination for advanced bladder cancer.

Sex

All

Minimum age

20 Years

Maximum age

80 Years

Inclusion Criteria:

DISEASE CHARACTERISTICS

1. advanced bladder cancer which already showed resistance to standard treatments
2. Protein expression of MPHOSPH1 and DEPDC1 on the tumor

PATIENTS CHARACTERISTICS

1. Patients who showed resistance to standard chemotherapies or radiotherapy
2. Histological diagnosis is transitional cell carcinoma
3. HLA-A\*2402
4. ECOG performance status of 0 to 1
5. Age ≥ 20 years, ≤80 years
6. WBC≥ 2,000/mm³, ≤15000/mm³ Platelet count ≥ 75000/mm³ AST, ALT ≤150 IU/l Total bilirubin ≤ 3.0 mg/dl Creatinine ≤ 3.0 mg/dl
7. lesion of bladder cancer must express MPHOSPH1 or DEPDC1
8. Able and willing to give valid written informed consent

Exclusion Criteria:

1. Pregnancy (women of childbearing potential: Refusal or inability to use effective means of contraception)
2. Breastfeeding
3. Patients willing to childbearing ( Refusal or inability to use effective means of contraception)
4. Serious infections requiring antibiotics
5. Concomitant treatment with steroids or immunosuppressing agent
6. Other malignancy difficult to control.
7. Decision of unsuitableness by principal investigator or physician-in-charge

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• RESULTKanehira M, Katagiri T, Shimo A, Takata R, Shuin T, Miki T, Fujioka T, Nakamura Y. Oncogenic role of MPHOSPH1, a cancer-testis antigen specific to human bladder cancer. Cancer Res. 2007 Apr 1;67(7):3276-85. doi: 10.1158/0008-5472.CAN-06-3748. PMID 17409436
• RESULTKanehira M, Harada Y, Takata R, Shuin T, Miki T, Fujioka T, Nakamura Y, Katagiri T. Involvement of upregulation of DEPDC1 (DEP domain containing 1) in bladder carcinogenesis. Oncogene. 2007 Sep 27;26(44):6448-55. doi: 10.1038/sj.onc.1210466. Epub 2007 Apr 23. PMID 17452976