Unfamiliar with Levin’s work, but:
There’s also this study [0] I read recently, along a different path of using known growth factors and proteins to kick off regeneration.
[0] https://www.nature.com/articles/s41467-026-72066-8
ECM (Extracellular Matrix) has been studied for similar properties:
https://www.biorxiv.org/content/10.64898/2026.08.05.742898v1...
"Extracellular matrix particle treatment induces digit regeneration in soft-tissue preserved amputation (SPA) model of adult mice"
ECM (Extracellular Matrix) has been studied for similar properties:
https://www.biorxiv.org/content/10.64898/2026.08.05.742898v1...
"Extracellular matrix particle treatment induces digit regeneration in soft-tissue preserved amputation (SPA) model of adult mice"