Table 2.

Histological Score of Kidney Tissues

Tissue	Tubular vacuolization		Infarction		Cast formation		Neutrophil
	Score*	P value	Score*	P value	Score*	P value	Score*	P value
Normal	0.5	>0.05	0	0	0		0
Vector control	0.5	>0.05	1.67 ± 0.17	<0.05	1.67 ± 0.17	<0.05	0.5	<0.05
C5aR siRNA	0.5	>0.05	0.58 ± 0.15	>0.05	0.5 ± 0.13	>0.05	0.17 ± 0.11	>0.05

^*0 <10% area; 1 = 10% to 25% area; 2 = 25% to 50% area; 3 = 50% to 75% area; 4 >75% area.