To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video Movie 1 Recordings of larval crawling patterns from white1118 control and NdgΔ1.4 1st instar larvae. Characterization of Drosophila Nidogen/entactin reveals roles in basement membrane stability, barrier function and nervous system patterning Georg Wolfstetter, Ina Dahlitz, Kathrin Pfeifer, Uwe Töpfer, Joscha Arne Alt, Daniel Christoph Pfeifer, Reinhard Lakes-Harlan, Stefan Baumgartner, Ruth H. Palmer, and Anne Holz Development 2019. 146:None-None; doi: 10.1242/dev.168948 Download Original Video