Potassium Channels Disperse with New Drug (IMAGE) University of Pittsburgh Caption TAT-DP-2 breaks up clusters of potassium channels on the surface of neurons. Credit Anthony Schulien 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.