1478-NEDD8 and SUMO2 Regulation of Epithelial Homeostasis

Paper Talk · Aug 23, 2026 · 21m

This scientific research article details how two specific ubiquitin-like proteins, NEDD8 and SUMO2, act as essential but opposing regulators of epithelial tissue homeostasis. By integrating genomic, transcriptomic, and proteomic data, the researchers discovered that NEDD8 is necessary for maintaining the progenitor cell state and aiding in wound healing, while SUMO2 is required for terminal differentiation. The study utilizes conditional knockout mice to demonstrate that a loss of these proteins leads to skin barrier dysfunction, severe inflammation, and distinct shifts in the…