Gut Particles in 3D (image) California Institute of Technology Share Print E-Mail Caption Particles in the small intestinal fluid of mice are seen here in 3D. The mice were fed a standard diet. Credit Image credit: Caltech/Ismagilov Lab/A. Preska Steinberg Usage Restrictions Please use 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.