Movie S2.

Ligand-independent polarization of PGCs following cell division. Time-lapse movies of PGC polarization after cell division in the absence of the chemokine Cxc12a. Lifeact (magenta) labels the cell front and the rear markers (Ezrin, Esyt2a and MTs) are in green. The movies show the same cells presented in Fig. 1n, p. Frame interval is 8 sec. Time in minutes and seconds. Scale bars 10μm.