Frank McKeon, University of Houston (image) University of Houston Share Print E-Mail Caption Frank McKeon, one of the nation's leading experts in stem cell cloning, says precancerous cells are just like people. Some of them, he says, make bad decisions resulting in cancer. Credit University of Houston Usage Restrictions None 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.