Macropinocytosis in stromal cells (IMAGE) Sanford Burnham Prebys Caption The scientists found elevated levels of “cell drinking,” or macropinocytosis (green) in the stromal cells exposed to a low-nutrient environment (right), compared to normal nutrient levels that surround healthy tissue (left). Credit Sanford Burnham Prebys Medical Discovery Institute Usage Restrictions Please credit Sanford Burnham Prebys Medical Discovery Institute when using the image 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.