To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video Movie S1 Time-lapse video of pLL primordium migration in control, snail1b-TB or SB morphant CldnB:lyn GFP transgenic embryos over approximately 28 hours. Cxcl12a induces snail1b expression to initiate collective migration and sequential Fgf-dependent neuromast formation in the zebrafish posterior lateral line primordium Uma M. Neelathi, Damian Dalle Nogare, and Ajay B. Chitnis Development 2018. 145:None-None; doi: 10.1242/dev.162453 Download Original Video