Overall, in various types of cancer, such as breast, prostate, ovarian, lung, colorectal, pancreatic, and hepatocellular carcinoma, as well as in glioma, melanoma, anaplastic large cell lymphoma, and chronic myelogenous leukemia, there has been an increase in the expression of p130Cas and Crk/CrkL. This evidence concerns the gene CRK and glioma.