KCNN4 and Familial prostate cancer: On the other hand, several cancer types such as glioblastoma (Brown et al., 2017), pancreatic ductal adenocarcinoma (Soret et al., 2023), prostate cancer (Ohya et al., 2009), non-small cell lung cancer (Bulk et al., 2015) and breast cancer (Gross et al., 2022) overexpress KCa3.1.