Table 1.

Qualitative histology changes in kidney tissue of rats following treatment with mercuric chloride (Merc), Falcaria vulgaris L. (FV) or both.

Groups
Histopathology Indices	Control	Merc	FV1	FV2	FV3	Merc+FV1	Merc+FV2	Merc+FV3
Tubular cell detachment	0	III	0	0	0	III	III	0
Vascular congestion	0	VI	0	0	0	II	I	0
Intra-tubular proteinaceous casts	0	VI	0	0	0	IV	II	0
Intra-cellular vacuolization	0	II	0	0	0	III	II	I
Tubular dilatation	0	VIII	0	0	0	V	III	I
Total	0	XXV**	0 ††,aa	0 ††,aa	0 ††,aa	XVII**, a	XI**, †, aa	II*, ††, aa

Merc, Mercuric chloride, FV, Falcaria vulgaris L.**p<0.01 and *p<0.05 relative to the Control; ^††p<00.1 and ^†p<0.05 relative to the Merc group; ^aap<0.01 and ^ap<0.05 in comparison with the Merc + FV1 group