The data available from www.clinicaltrials.gov at the writing of this paper shows that there are trials investigating several different tumor-associated antigens including mesothelin, Trop-2, TF, human epidermal growth factor receptor 2 (HER2) and Guanylyl Cyclase C (GCC) in pancreatic cancer. This evidence concerns the gene TACSTD2 and pancreatic neoplasm.