Ciona egg before and after fertilization (VIDEO) Marine Biological Laboratory This video is under embargo. Please login to access this video. To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video Caption Left: Ciona egg before and after fertilization (Movie of Total Internal Reflection Fluorescence Microscopy [TIRFM] images; F-actin probe is AF488-phalloidin). Right: Transient changes of F-actin alignments from the time before fertilization to the first cell division of Ciona egg. Positions of AF488-phalloidin particles bound to F-actin are shown as yellow dots, and the orientation of F-actin is shown as yellow bars. Frame intervals, 10s. Replay speed, 15 frames/s. Credit Hiro Ishii and Tomomi Tani Usage Restrictions Please use with credit. 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.