EPCAM and melanoma: Heterogeneities in the expression pattern of mHsp70 and EpCAM were also observed for human lung (EPLC-272-H, H1339, A549), melanoma (LS174T), pancreatic (PANC-1, MIA PaCa-2), cervix (HeLa), colon (HCT-15), brain (LN-229, U-87), and head and neck (UP154, UD5) cancer cell lines (Figure 1).