Figures from the Research (IMAGE) University of Turku Caption Expression of optogenetic actuators in neurons allows precise non-invasive control of signalling pathways using light pulses. This permits a better understanding of pathway modified in neurological disorders. Adapted from https://doi.org/10.1038/s41467-020-18816-8 under CC-BY-4.0 Credit Michael Courtney Usage Restrictions Please attribute the image to Michael Courtney 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.