Staining Image (IMAGE) University of Minnesota Caption This color-enhanced image shows living cells that survived the 3D-printing process. Neuronal stem cells derived from adult human cells were 3-D printed on a guide and the cells differentiated into active nerve cells in the lab. Credit University of Minnesota 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.