Fig. 10From: The potential application of concentrated growth factor in pulp regeneration: an in vitro and in vivo studyThe effect of CGF on the vascularization and innervation in the soft tissues of the immature canine teeth. The immunohistochemical staining of VEGF (a) and Nestin (b) in the positive control group. c, d The VEGF and Nestin staining in the CGF filling group respectively. Arrowhead indicates the intense positive staining. Scale bar = 100 μmBack to article page