Figure 4

Immunohistochemical staining of control samples and collected samples 28 days post-replantation with each olfactory receptor-specific antibody. (a) Olfr78 and (b) Olfr461 are both strongly expressed in the periodontal ligament of replanted teeth. Rectangles in images denote enlarged sites. AB, Alveolar bone; D, dentin; PDL, periodontal ligament.