Organoids of Mouse Pancreatic Tumor Cells (image) Cold Spring Harbor Laboratory Share Print E-Mail Caption Organoids of mouse pancreatic tumor cells grown "ex vivo," outside the body. Organoids are used as a model system to study tumor biology and treatments. Credit Credit: Tobiloba Oni, Tuveson lab/CSHL Usage Restrictions Attribution required 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.