(IMAGE) Institute of Science and Technology Austria Caption Computer simulation of filaments assembling into a division ring in the middle of the cell. Credit © Nicola de Mitri Usage Restrictions Free to use when reporting about ISTA 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.