(IMAGE) Universitat Pompeu Fabra - Barcelona Caption Cells of S. pombe expressing different polarity markers (acting in green, total Cdc42 also in green, and active Cdc42 in magenta) Credit UPF Usage Restrictions No restrictions. License CC0 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.