From design to reality (IMAGE) University Medical Center Utrecht Caption Complex co-culture model comprising two different iβ-cells groups (stained with different fluorescent lipophilic membrane dyes), embedded in a volumetrically printed structure with a central channel. From left to right: the model, result photographed, result under microscope. (Scale bars: ii = 4 mm, iii = 2 mm.) Credit LevatoLab, UMC Utrecht, Reproduced under the terms of the Creative Commons CC-BY 4.0 License (https://creativecommons.org/licenses/by/4.0/).139 Copyright 2019, Published by Wiley-VCH (https://doi.org/10.1101/2023.05.17.541111) Usage Restrictions Credit must be given to the creator. License CC BY 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.