Research Article

Involvement of the Nonneuronal Cholinergic System in Bone Remodeling in Rat Midpalatal Suture after Rapid Maxillary Expansion

Figure 4

The quantity assessment of ACh expression during the expansion process with Image-pro plus software. C: control group without treatment. E1: group in which the rats underwent midpalatal expansion for 1 day. E3: group in which the rats underwent midpalatal expansion for 3 days. E7: group in which the rats underwent midpalatal expansion for 7 days. Statistically significant.