Heart organoid (IMAGE) Cell Press Caption This shows a whole image of an organoid with a ventricle-like structure at the bottom (red: cardiomyocytes), and an proepicardial-like structure at the top (green: WT1). Credit Aleksandra Kostina, PhD Usage Restrictions Credit must be given to the creator. Adaptations must be shared under the same terms. License CC BY-SA 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.