Salk Evans FXR Microscopy (image) Salk Institute Share Print E-Mail Caption Colon cancer growth, as measured by the number of dividing cells shown in green, is dramatically increased when the FXR-regulated gene network is disrupted by specific bile acids or a high-fat diet. Credit Salk Institute Usage Restrictions with credit and related coverage. 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.