Growth curves of S. costatum (IMAGE) Science China Press Caption The growth curves based on the cell density and Chl-a content were similar. Figure credit: Bo CHEN. Credit Figure credit: Bo CHEN. Usage Restrictions Use with credit. License Original 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.