Mouse Colon (image) The Francis Crick Institute Share Print E-Mail Caption This is a mouse colon from Cyp1a reporter mice after feeding with I3C. Credit Chris Schiering, Francis Crick Institute Usage Restrictions With credit. 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.