The «super-islet» (IMAGE) Université de Genève Caption Left: a standard Langerhans islet, and right: a "super islet". Insulin cells (beta cells) are in blue and glucagon cells (alpha cells) in red; the «super-islet» has, in addition, amniotic epithelial cells, in green. Credit © UNIGE Usage Restrictions None 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.