Table1.

Histomorphometric analysis of different experimental groups

Group	Epitheliogenesis Score
NF (lack of the Extract)	0,0,0,0 (7 d) 1,1,2,0 (14 d) 2,3,3,1 (18 d) *
NF-0.02 g Extract	0,0,0,0 (7 d) 1,0,0,1 (14 d) 2,1,0,2 (18 d)
NF-0.04 g Extract	0,0,0,0 (7d) 1,1,1,1 (14 d) 3,2,2,3 (18 d) *
NF-0.08 g Extract	0,0,0,0 (7 d) 2,1,2,2 (14 d) * 4,3,4,4 (18 d) **
C +	1,0,0,0 (7 d) 2,3,2,1 (14 d) ** 4,4,3,4 (18 d) **
C−	0,0,0,0 (7 d) 0,0,0,0 (14 d) 1,1,0,0 (18 d)

*, **, ***: values indicate treatment group versus control group; * P < 0.05, ** P < 0.01, ***P < 0.001