Table 8. Histological Scores of Rats.

treatment	A (cell infiltration)	B (synovial hyperplasia)	C (pannus formation)	D (cartilage and bone erosion)
group I	0.15 ± 0.01	0.22 ± 0.02	0	0
group II	4.44 ± 0.12	3.92 ± 0.09	2.46 ± 0.04	1.77 ± 0.02
group III	4.62 ± 0.15	3.05 ± 0.12	2.82 ± 0.09	1.08 ± 0.04
group IV	2.64 ± 0.12	1.92 ± 0.04	0.98 ± 0.04	0.92 ± 0.02
group V	0.98 ± 0.03	0.84 ± 0.08	0.46 ± 0.04	0.42 ± 0.02
group VI	1.08 ± 0.04	1.07 ± 0.12	0.93 ± 0.09	0.89 ± 0.05
group VII	0.64 ± 0.06	0.52 ± 0.05	0.28 ± 0.02	0.25 ± 0.02