Fig. 5From: Traditional Chinese medicine formula Bi-Qi capsule alleviates rheumatoid arthritis-induced inflammation, synovial hyperplasia, and cartilage destruction in ratsBi-Qi capsule (BQ) or methotrexate (MTX) treatment alleviated collagen-induced arthritis (CIA)-induced cartilage destruction. Representative histological images of cartilage from the paw joint stained with H&E. Black arrow, cartilage surface; green arrow, subchondral bone; yellow arrow, bone trabeculae; blue arrow, chondrocytes; white arrow, osteoclast-like cell; light green arrow, osteoblast-like cellBack to article page