Thereafter, we determined the KIT protein levels in various GIST cell lines (GIST-T1, GIST-430, GIST-430/654, and GIST-48B), HEK-293T, and various pancreatic cancer cell lines (BXPC-3, MIAPACA-2, PANC-1, and PATU8988T). This evidence concerns the gene KIT and gastrointestinal stromal tumor.