Fig. 2From: Sustained delivery of recombinant human bone morphogenetic protein-2 from perlecan domain I - functionalized electrospun poly (ε-caprolactone) scaffolds for bone regenerationPInDI-PCL scaffolds increased rhBMP-2 loading. rhBMP-2 loading efficiency and amount of PlnD1-modified and unmodified PCL scaffolds following an overnight incubation of the scaffolds with 4 μg of rhBMP-2. Error bars correspond to standard deviation (n = 3). (***) indicates a statistical difference between groups (p < 0.001)Back to article page