Pancreatic Tumor Environment (IMAGE) Salk Institute Caption In the pancreatic tumor microenvironment, non-cancerous stromal cells (blue) impede the delivery and efficacy of chemotherapy. Credit Salk Institute Usage Restrictions With credit License Licensed content 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.