To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video Movie 1 Wild-type embryos show normal migration of cNCCs starting at 25hpf. cNCCs can be seen migrating in and around the developing optic cup, eventually making their way around the entirety of the eye and into the choroid fissure. Mitf-family transcription factor function is required within cranial neural crest cells to promote choroid fissure closure Katie L. Sinagoga, Alessandra M. Larimer-Picciani, Stephanie M. George, Samantha A. Spencer, James A. Lister, and Jeffrey M. Gross Development 2020. 147:None-None; doi: 10.1242/dev.187047 Download Original Video