| We conclude that WARP forms macromolecular structures that interact with perlecan to contribute to the assembly and / or maintenance of `` permanent ' ' cartilage structures during development and in mature cartilages . . 0.59954732^^^ In mature articular cartilage , WARP is highly specific for the chondrocyte pericellular microenvironment and co localizes with perlecan , a prominent component of the chondrocyte pericellular region . 0.50122545^^^ |