Fig. 2From: Traditional Chinese medicine formula Bi-Qi capsule alleviates rheumatoid arthritis-induced inflammation, synovial hyperplasia, and cartilage destruction in ratsCollagen-induced arthritis (CIA) enhanced osteopontin (OPN) and cartilage oligomeric matrix protein (COMP) expression in paw joint cartilage, while the Bi-Qi capsule or methotrexate (MTX) treatment reduced this effect. Representative immunohistochemistry images of paw joint synovium with OPN and COMP immunostainingBack to article page