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. 2017 Jun 29;12(6):e0179946. doi: 10.1371/journal.pone.0179946

Fig 4. Immunohistochemical analyses—IL-1β and CINC.

Fig 4

Medians, interquartile range and maximum and minimum values of the immunolabeling scores for IL-1β (A) and CINC (B), with comparisons among groups. Photomicrographs showing immunolabeling for IL-1β (C-F) and CINC (G-J) in the furcation regions of mandibular first molars: Group C (C and G); Group PROB (D and H); Group EP-SRP (E and I); Group EP-SRP-PROB (F and J). Abbreviations: ab = alveolar bone; ct = connective tissue; pdl = periodontal ligament; * = p<0.05. Scale bars: C-J = 80 μm. (Hematoxylin counterstaining).