Fig. 4From: Nacre-mimetic cerium-doped nano-hydroxyapatite/chitosan layered composite scaffolds regulate bone regeneration via OPG/RANKL signaling pathway(a, b) Ion release curves of Ca2+ and Ce3+ for CeHA/CS respectively;(c, d) release rates of Ca2+ and Ce3+ for CeHA/CS respectivelyBack to article page