Table I.

The immunoexpression of apoptosis, MMP-1, MMP-3 and TIMP-2 in the study groups and the control group

	Apoptosis	MMP-1	MMP-3	TIMP-2
Control	0.00 ±0.00	0.15 ±0.15	0.22 ±0.06	0.26 ±0.09
Autografts	0.86 ±0.69‡	0.16 ±0.19	0.26 ±0.30	016 ±0.19
Allografts	1.43 ±0.98§	2.25 ±0.59§†	2.29 ±0.63§†	1.40 ±0.58§†

Mean value ± standard deviation (SD)

^§statistically significant differences between control and allografts (p < 0.05)

^†statistically significant differences between auto- and allografts (p < 0.05)

^‡statistically significant differences between autografts and control (p < 0.05)