Fig. (11) Histomorphometric analysis at 4 weeks (N = 9, mean ± standard deviation). (A) Area of bone. (B) Length of periodontal ligament-like tissue. (C) Length of cementum-like tissue. (D) Length of epithelial tissue. Ctrl, Col and FGF indicate control, collagen hydrogel scaffold and FGF2-loaded collagen hydrogel scaffold, respectively. * P < 0.05.

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