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SEM images of untreated (a) Alg-CS-GT composite scaffolds and (b) Alg/0.3% BCNs-CS-GT composite scaffolds; SEM images of apatite formation on (c,e) Alg-CS-GT composite scaffolds and (d,f) Alg/0.3% BCNs-CS-GT composite scaffolds soaked in SBF for 14 days; EDX images of (g) Alg-CS-GT composite scaffolds and (h) Alg/0.3% BCNs-CS-GT composite scaffolds in SBF after 14 days.
