A Study Evaluating Vaccination of Prostate Cancer Patients With Self Dendritic Cells Expressing MUC1

Patients undergo one standard apheresis to harvest peripheral mononuclear cells for dendritic cell vaccine preparation. The modified cells (vaccine) are frozen so that multiple injections may be given. Patients my receive up to 5 injections. The vaccine is given either intradermally or into a lymph node. Patients will undergo blood sample collection for immune response studies on the day of treatment and 2 weeks following treatment.