Mitochondria Under the Microscope (IMAGE) University of Cologne Caption Image of a cell: the cell nucleus is blue, the mitochondria structure red, and the mitochondrial DNA green. Credit Alexandra Kukat Usage Restrictions None 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.