Figure 4

Analysis of Fusobacterium nucleatum DNA levels and bacterial flora in saliva. (a) F. nucleatum DNA levels in the saliva before and after periodontal treatment (n = 16, 11). (b) Changes in the bacterial composition of saliva before and after treatment for periodontitis. (c) Changes in the diversity of the bacterial flora in saliva. Data are means ± SEM. Paired Student’s t-test, PCoA analysis with the R Software (c).