Artificial Liquid Retina (IMAGE) Istituto Italiano di Tecnologia - IIT Caption Photoactive nanoparticles (in red) cover a retinal neuron membrane (nucleus in blue). Credit IIT-Istituto Italiano di Tecnologia (M. Bramini) Usage Restrictions use with appropriate credits and caption 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.