Fig. 6From: Enhancement of sciatic nerve regeneration with dual delivery of vascular endothelial growth factor and nerve growth factor genesThe footprint images of a–d PBS group, e–h VEGF group, i–l NGF group, and m–p VEGF + NGF group. Image a, e, i, m were normal side, and image b–d, f–h, j–l, m–p) are experimental side in corresponding groupsBack to article page