Patent ID: 7407656

Claim:
A method for inhibiting the growth of a pancreatic cancer cell expressing a Prostate Stem Cell Antigen (PSCA) protein having the amino acid sequence of SEQ ID NO:2, said method comprising contacting the cancer cell with an antibody or fragment thereof that recognizes and binds PSCA as shown in SEQ ID NO: 2 in an amount effective to inhibit the growth of the cancer cell wherein the antibody or fragment comprises an antigen-binding region which competitively inhibits binding to its target antigen of any of the monoclonal antibodies designated 1G8, 2A2, 2H9, 3C5, 3E6, 3G3 and 4A10 produced by the hybridomas designated HB-12612, HB-12613, HB-12614, HB-12616, HB-12618, HB-12615, and HB-12617, respectively, as deposited with the American Type Culture Collection.