To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video Movie 5. Whole-mount uninjured FUCCI limb A constitutively expressed fluorescent ubiquitination-based cell-cycle indicator (FUCCI) in axolotls for studying tissue regeneration Timothy J. Duerr, Eun Kyung Jeon, Kaylee M. Wells, Antonio Villanueva, Ashley W. Seifert, Catherine D. McCusker, and James R. Monaghan Development 2022. 149:None-None; doi: 10.1242/dev.199637 Download Original Video