Experiments vs. simulations (IMAGE) Institute of Science and Technology Austria Caption Trajectories of dendritic cells over time as obtained from experiments (left) and simulations (right). Their directional bias to move as a unified front results from the collective action of individual cells locally internalizing chemokines. Credit © Hannezo group/ Science Immunology Usage Restrictions Free use for reporting on paper. 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.