Fig. 1From: Dual delivery of bone morphogenetic protein-2 and basic fibroblast growth factor from nanohydroxyapatite/collagen for bone tissue engineeringa Gross morphology of the bFGF-BMP-2-nHAP/COL scaffolds. b SEM images of the bFGF-BMP-2-nHAP/COL scaffold (magnification ×1000)Back to article page