Figure 3.

Representative histology of the periodontal tissues:
A = rats not subjected to periodontitis (cementum [C], alveolar bone [AB], gingiva [G], and periodontal ligament [PL]);
B = maxilla from rats 7 days after periodontitis and not treated;
C = treated with strontium ranelate at 100 mg/kg (haematoxylin and eosin stain, original magnification x40).