To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video Movie 1. Widefield imaging of two BVSC gastruloids from 98h after aggregation, imaged at 20 minute intervals. Cyan, Blimp1-GFP; Yellow, Stella:eCFP. Scale bar = 100 μm. Gastruloid-derived primordial germ cell-like cells develop dynamically within integrated tissues Christopher B. Cooke, Christopher Barrington, Peter Baillie-Benson, Jennifer Nichols, and Naomi Moris Development 2023. 150:None-None; doi: 10.1242/dev.201790 Download Original Video