Alleviation of Rheumatoid Arthritis by Inducing IDO Expression with Trichinella spiralis Recombinant Protein 43

Figure 5

Hematoxylin and eosin (H&E) staining of ankle in hind limbs of mice. After decalcification, the ankle joints of the mice hind limbs were made into 4 μm paraffin sections, and the ankle injuries were detected by H&E staining (original magnification: 100x, 400x).