PIP2 (image) Rockefeller University Press Caption A recent JGP study brings new insights to an area of ion channel regulation: whether voltage-gated potassium (Kv) channels can be regulated by physiological changes to PIP2 (shown here), a minor phospholipid component of cell membranes that binds to various membrane proteins and modulates their activity. Credit Adler, E.M. 2012. J. Gen. Physiol. doi:10.1085/jgp.201210877 (image created with Jmol) Usage Restrictions Reporters may freely use these materials in news coverage, with the appropriate credit information. 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.