fig2

Figure 2. Physiological and pathological characteristics of articular cartilage. (A) Schematic representation of tissue composition along the osteochondral interface^[40]. (Open access). (B) Changes of the osteochondral structure in cartilage defects^[40]. (Open access). (C) Cartilage loss and inflammatory network during the formation of an osteochondral defect^[43]. (Open access).