Fig. 2From: Regeneration of sciatic nerve crush injury by a hydroxyapatite nanoparticle-containing collagen type I hydrogelEffect of the prepared hydrogels on the proliferation of Schwann cells 48 and 72 h after cell seeding. Values represent the mean ± SD, n = 3, *P < 0.05, **P < 0.01, ***P < 0.005 (obtained by one-way ANOVA)Back to article page