Table 4.
Incidence of histopathologic lesions surrounding noncarious teeth (no. affected/no. evaluated [%]) in right mandible and maxilla
| WBN/KobSlc rats |
F344 rats |
|||
| Male | Female | Male | Female | |
| Pulpitis | 0/13 | 0/23 | 0/27 | 0/30 |
| Apical periodontitis | 0/13 | 0/23 | 0/27 | 0/30 |
| Marginal periodontitis | 0/13 | 1/23 (4.3%) | 1/27 (3.7%) | 1/30 (3.3%) |
| Gingivitis | 7/13 (53.8%) | 8/23 (34.8%) | 7/27 (25.9%) | 9/30 (30.0%) |
10 male WBN/KobSlc rats were evaluated; all other groups comprised 5 rats.
Incidence of histopathologic lesions did not differ between any groups.