Additional file 10:
3D Cell Absorption. A set of 3 V-cells are shown in the upper right quadrant in this video, while a single mec V-cell is shown in the lower left quadrant. As the video progresses, the single mec moves toward and is eventually absorbed by the other mec V-cell in the cluster. The shape of the moving mec changes as it moves through the media. (MOV 19651 kb)