Effect of Jiawei Fengshining on Synovial Cell Apoptosis and TGF-β1/Smad Signaling Pathway in Rats with Rheumatoid Arthritis

Figure 3

Pathological changes of synovial tissue of ankle and knee joints in each group. (a) Images of synovial tissue following hematoxylin-eosin (H&E) staining. (b) Images of synovial tissue following TUNEL staining, nucleus of apoptotic cells were stained brown. Control: the control group; model: the model group; positive: the positive drug group; low: the low-dose JWFSN group; medium: the medium-dose JWFSN group; high: the high-dose JWFSN group.

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