research A Comparative Study of Materials Assembled from Recombinant K31 and K81 and Extracted Human Hair Keratins 2 citations, September 2020 in “Biomedical materials” Recombinant keratin materials may better promote skin cell differentiation than natural keratin.
research Epidermal Notch Signaling: Differentiation, Cancer, and Adhesion 253 citations, April 2008 in “Current opinion in cell biology” Notch signalling helps skin cells differentiate and prevents tumors.