To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video Movie 2. Fmn2-MO transfected growth cone displaying EB3-GFP comets. The EB3 comets are color-coded in correspondence with increasing growth speed (blue to red) using the plustiptracker software. J Cell Sci ; doi: 10.1242/jcs.252916 Download Original Video