TRPM8 Structure (IMAGE) Scripps Research Institute Caption The TRPM8 ion channel (blue and white in center) is embedded in the outer membrane of cells, and is able to sense cold temperatures on the outside (the top half of the image), and communicate this information to the warm cellular interior (lower half of the image). Credit Image by Gabe Lander and Graham Johnson Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.