Self-establishing metabolically cooperating communities (SeMeCos) (IMAGE) Charité - Universitätsmedizin Berlin Caption Self-establishing metabolically cooperating communities (SeMeCos) provide a cell model that enables researchers to study the exchange of metabolites between yeast cells. A team at Charité has now shown that such metabolic exchange extends the lifespan of yeast cells. Credit © Kate Campbell, Markus Ralser. CC-BY, https://doi.org/10.7554/eLife.09943.002 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.