As an example, overexpression of Kv1.1 and Kv1.3 are found in glioma, lymphoma, breast, lung, pancreas and prostate cancer.49, 63 Furthermore, Kv1.3 channel overexpression is also linked with resistance to apoptosis as shown by the upregulation of Kv1.3 expression in diffuse large B-cell lymphoma and glioma.64 Here, KCNA3 is linked to diffuse large B-cell lymphoma.