CK1α: The Achilles Heel of RAS-Driven Cancer Cells (image) Duke-NUS Medical School Share Print E-Mail Caption Removal of enzyme CK1α blocks cellular digestion in specific cancers. Credit Dr. Jit Kong Cheong / Duke-NUS Graduate Medical School Singapore Usage Restrictions Please give credit when using the image. Share Print E-Mail 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.