The TASK1 Potassium Channel Antibody: RPE from MyBioSource.com is a Mouse Monoclonal antibody to KCNK3. This antibody recognizes Mouse, and Rat antigen. The TASK1 Potassium Channel Antibody: RPE has been shown to work in the following applications: Immunocytochemistry, Immunohistochemistry, and Western Blot.