File Name : movies1.avi Caption : movie s1. movie of the rotating cell that was selected through the process shown in fig. s2. File Name : movies2.mp4 Caption : movie s2. simultaneous rot of the jurkat cells by the microwell array electrode device at an ac voltage of 300 khz and 2 vpp. File Name : movies3-lowlow.mp4 Caption : movie s3. simultaneous rot of the jurkat cells by the microwell array electrode device at an ac voltage of 300 khz and 2 vpp. the ionomycin-containing solution was added 10 s after the video commenced. File Name : movies4.avi Caption : movie s4. movie of the rotating cell indicated as (i) in fig. s5 or movie s3. File Name : movies5-lowlow.mp4 Caption : movie s5. simultaneous rot of the jurkat cells by the microwell array electrode device at an ac voltage of 300 khz and 2 vpp. the solution without ionomycin was added 10s after the video commenced.