Antifibrogenic Influence of Mentha piperita L. Essential Oil against CCl₄-Induced Liver Fibrosis in Rats

Table 5

Effect of MPEO on the pathological grading of CCl₄-induced fibrotic liver in rats.

Group		Pathological grading of hepatic fibrosis							value
		0	I	II	III	IV	V	VI
Group 1	7	7	0	0	0	0	0	0	—
Group 2	7	0	0	0	2	4	1	0	0.00^a
Group 3	7	0	3	3	1	0	0	0	0.011^b
Group 4	7	7	0	0	0	0	0	0	—

Group 1: normal control; group 2: liver fibrosis control; group 3: MPEO-treated; group 4: MPEO control. Data are presented as the mean of ten fields. : number of rats. ^aSignificant difference from the control group at . ^bSignificant difference from model group at .