Fig. 2
From: Effects of Angelicae Pubescentis and Loranthi Decotion on repairing knee joint cartilages in rats
Right knee articular cartilage of histological imaging with staining of H&E, toluidine blue, and collagen II immunohistochemistry at weeks 10 and 14, which meant after medicine gavage treatment (4 and 8 weeks, respectively). A–H with H&E staining; I-P with toluidine blue staining; and Q–X with collagen II immunohistochemistry staining. Scale bar was 100 μm. Blank: group A; saline: group B; APLD: group C; and GS: group D