Table V.

Grey values of TNF-α and MMP-3 in the periodontal tissue.

Group	n	TNF-α	MMP-3
Control	10	97.67±24.65	82.66±17.61
Diabetes	10	73.24±21.41a	52.14±16.32b
Diabetes + β-anhydroicaritin	10	95.17±23.28c	63.25±16.64c
Diabetes + urate	10	108.61±26.92d,e	93.35±18.47d,f

The values are expressed as the mean ± standard deviation.

^aP<0.05,

^bP<0.01, vs. control group;

^cP<0.05,

^dP<0.01, vs. diabetes group;

^eP<0.05,

^fP<0.01, vs. diabetes group. TNF, tumor necrosis factor; MMP, matrix metalloproteinase.