To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video Movie 1 Collagenase treatment induces formation of round follicles. Variations in basement membrane mechanics are linked to epithelial morphogenesis Julien Chlasta, Pascale Milani, Gaël Runel, Jean-Luc Duteyrat, Leticia Arias, Laurie-Anne Lamiré, Arezki Boudaoud, and Muriel Grammont Development 2017. 144:4350-4362; doi: 10.1242/dev.152652 Download Original Video