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Graph of neo-bone area from rhBMP-2 loaded scaffolds at 2, 4, and 8 weeks.
Notes: Significance compared to pure PLA (a), PLA/10 nβ-TCP (b), PLA/30 mβ-TCP (c), PLA/30 nβ-TCP (d), PLA/50 nβ-TCP scaffolds (e).
Abbreviations: rhBMP-2, recombinant human bone morphogenetic protein-2; OCN, anti-osteocalcin; PLA, poly (lactic acid); nβ-TCP, nano-sized β-tricalcium phosphate; mβ-TCP, micro-sized β-tricalcium phosphate.
