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. 2019 May 25;7(2):39. doi: 10.3390/diseases7020039

Figure 4.

Figure 4

Biochemical determinations. (A) Collagen levels in gingival tissue; higher values were observed in patient 1. (B) The CoQ10 level was significantly decreased in the patient 1. (C) Collagen synthesis in patient 1 was significantly increased with oxidative stress; these levels were restored with the addition of the antioxidant CoQ10. (D) Lipid peroxidation in patient 1 was significantly increased. * = p < 0.01, ** = p < 0.05.