Anti-human EpCAM MBs efficiently bound to prostate cancer GFP-PC3 cells, lung adenocarcinoma A549 cells, and pancreatic adenocarcinoma BxPC-3 and ASPC-1 cells but did not appreciably bind to non-epithelial lymphoma JeKo-1 cells. This evidence concerns the gene EPCAM and Familial prostate cancer.