Fig. 14From: Recent advance in bioactive hydrogels for repairing spinal cord injury: material design, biofunctional regulation, and applicationsGrowth factor/drug-hydrogel for SCI treatment: a PDGF-MPHM + NSCs hydrogel for SCI repair, Reprinted from Ref. [152], Copyright 2023, American Chemical Society. b Dual-drug NSCs-cfGel system for repairing SCI. Reprinted from Ref. [10], Copyright 2022, ElsevierBack to article page