located in develops from chondroblast chondrocyte BTO:0000249 Chondrocytes are specialized cells derived from the mesenchyme. They are the only cells found in healthy cartilage, and their primary function is the synthesis and maintenance of the extracellular matrix of cartilaginous tissues. They synthesize various molecules essential for biomechanical function, including collagen types II, IX, and XI, link proteins, and proteoglycans like aggrecan and decorin. Beyond structural integrity, chondrocytes also contribute significantly to the homeostasis of articular cartilage in joints. The chondrocyte lifecycle involves proliferation, maturation, and hypertrophy, catering to growing, mature, and aging cartilage. Despite their typically low metabolic activity, conditions like osteoarthritis and rheumatoid arthritis can induce chondrocyte proliferation, leading to increased matrix production and the development of musculoskeletal issues. The unique extracellular matrix, rich in aggrecan, provides compression resistance, crucial for cartilage function in the musculoskeletal system. (This extended description was generated by ChatGPT and reviewed by the CellGuide team, who added references, and by the CL editors, who approved it for inclusion in CL. It may contain information that applies only to some subtypes and species, and so should not be considered definitional.) cartilage cell A skeletogenic cell that secretes a specialized, avascular, GAG-rich matrix, is embedded in cartilage tissue matrix, retains the ability to divide, and develops from a chondroblast cell. https://cellxgene.cziscience.com/cellguide/CL_0000138 FMA:66782 ZFA:0009084 CALOHA:TS-0138 chondrocyte glycosaminoglycan secreting cell collagen secreting cell skeletogenic cell Homo sapiens cartilage tissue