The molecular switches regulating human cell growth do a great job of replacing cells that die during the course of a lifetime. However, when they misfire, life-threatening cancers can occur.  A switch garnering much attention is K-Ras, a protein that in humans is encoded by the KRAS gene.  The protein product of the normal KRAS gene performs an essential function in normal tissue signaling, and … Continue reading Study identifies electrical control of cancer cell proliferation.