Table 1. Histopathological analysis of the synovial membrane from animals with MIA- induced OA and treated with Chenopodium ambrosioides HCE.

	Clean	CTL-	CTL+	HCE0.5	HCE5	HCE50
Inflammatory infiltrate	1.0±0.0 a	2.0±0.0	2.0±0.5	3.0 ± 1.1	1.0 ± 0.5 *	2.0 ± 0.5
Edema	0.0 ± 0.0	0.0 ± 1.5	0.5 ± 0.9	2.0 ± 1.1	0.0 ± 0.5	0.0 ± 0.5

^a Mean ±S.E.M.of following scores: 0—absent, 1—light, 2—moderate and 3 –intense.

* p ≤ 0.05 when compared to the CTL- group.