To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video Movie 4. Dividing cell does not form vacuole during mitotic cell rounding. Time-lapse imaging of vitelline vessels in a control eGFP-overexpressing embryo at E2. Scale bar: 5 μm. Aquaporin regulates cell rounding through vacuole formation during endothelial-to-hematopoietic transition Yuki Sato, Mugiho Shigematsu, Maria Shibata-Kanno, Sho Maejima, Chie Tamura, and Hirotaka Sakamoto Development 2023. 150:None-None; doi: 10.1242/dev.201275 Download Original Video