To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video Movie 7 Rop, the Sec1/Munc18 homolog in Drosophila, is required for furrow ingression and stable cell shape during cytokinesis H. DeBruhl, R. Albertson, Z. Swider, and W. Sullivan J Cell Sci 2015. 129:430-443; doi: 10.1242/jcs.179200 Download Original Video