Research Article

The Traditional Chinese Medicine “Hu-Qian-Wan” Attenuates Osteoarthritis-Induced Signs and Symptoms in an Experimental Rat Model of Knee Osteoarthritis

Figure 4

Histological analysis of structural damage in articular cartilage. (a) Coronal sections of articular cartilage from rats in each group were stained with TNF-α and IL-1β antibodies. IHC scores for TNF-α and IL-1β levels of expression in articular cartilage. (b) IHC staining for TNF-α and IL-1β antibodies in synovium sections from all rats. IHC scores for TNF-α and IL-1β levels of expression in synovial tissue. versus the control group; versus the ACLT-only group.
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