Retina Organoid Crossection (IMAGE) Cell Press Caption This image of a retina organoid crossection (day 21 upon completion of mouse retinogenesis) immunostained for three markers: cyan: photoreceptors, labeled by CRX immunostain magenta: bipolars/Müller glia, labeled by Vsx2 immunostain green: amacrines, labeled by hPAX6-GFP trangenic reporter. Credit Manuela Völkner and Mike O. Karl. Usage Restrictions Credit Required. 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.