For example, inhibition of the potassium channels, KCNK9 [16], Kv10.1 [17], hEag1 [18], and HERG1 [19] inhibited tumor metastasis, as did inhibition of the sodium channels, Na(v1.4) [20] and Na(v)1.5 [21] and the sodium proton exchanger, NHE1 [22, 23]. Here, KCNH1 is linked to neoplasm.