CASK shKD#1 cyst, grown on Matrigel, showing a number of abnormally oriented cell divisions; cell division starting at 0 minutes, corresponds to division in Figure 2M. Other divisions in the movie are also abnormally oriented, and what appears to be a new lumen forms towards the end of the recording. Left panel – merged image. Middle panel – Actin Chromobody, tagRFP. Right panel – Histone-2B-CFP. 4 frames/second.