Programmable Nests for Cells (IMAGE) Karlsruher Institut für Technologie (KIT) Caption Bacteria cells (red) on a programmable composite of silica nanoparticles (yellow) and carbon nanotubes (blue). Credit (Photo: Niemeyer-Lab, KIT) 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.