EGF and pancreatic neoplasm: We similarly profiled CM from primary pancreatic tumor associated stromal (TAS) cells, which secreted very high levels of EGF (4337 pg/mL) and MCP-1/CCL2 (4,951 pg/mL), moderate levels of IL-8 (70.94 pg/mL), and low levels of GRO (18.65 pg/mL).