Liver Stem Cells (IMAGE) Howard Hughes Medical Institute Caption In the image, stem cells are labeled in red and green around the central vein of the liver, and they give rise to progeny (in green) that expand across the lobule. This image is from a mouse that was lineage-traced for one year. Credit Nusse Lab, HHMI at Stanford Usage Restrictions Credit required 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.