Scheme 1From: Polypyrrole-incorporated conductive hyaluronic acid hydrogels(a) Scheme of PyHA-PPy hydrogels synthesis. (b) Chemistry of N-(3-aminopropyl)pyrrole synthesis and pyrrole-HA conjugate synthesis (c) H1 NMR spectra of N-(3-aminopropyl)pyrrole (top) and PyHA conjugate (bottom)Back to article page