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Degree of joint involvement in rats treated with A. chica extract (EHA50, 150, and 450 mg/kg, orally), Meloxicam (CTL + Melox) and saline (CTL–) administered from day 3 after OA induction. This analysis was performed with the knees collected on day 29 after OA induction. The data are represented according to classification proposed by Kellgren–Lawrence. * represents significant differences, with p < 0.05, between the groups treated with A. chica extract and the saline group (CTL−).
