em Nat. attempt to mimic the exceptional material properties observed in natural silk1,3,4,5,6,7. Many components of fibrillar silk can be chemically re-solubilized; in particular reconstituted silk fibroin (RSF)5,6, obtained by dissolving spun cocoons, has been used in a wide range of applications.5,6,8,9,10,11,12,13,14,15 The widespread TUG-891 use of reconstituted silk feedstocks is largely enabled by the […]