3-D Super-Resolution Microscopy (IMAGE) University of Colorado at Boulder Caption This shows microtubule structure of rat kangaroo epithelial cells with conventional fluorescence microscopy, top, and 3-D Double Helix super-resolution microscopy. Credit G. Grover, K. DeLuca, J. DeLuca and R. Piestun 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.