Influence of aging on the synthesis and morphology of the aggrecans synthesized by differentiated human articular chondrocytes. - Verbruggen,G.; Cornelissen,M.; Almqvist,K.F.; Wang,L.; Elewaut,D.; Broddelez,C.; de Ridder,L.; Veys,E.M. (Osteoarthritis Cartilage, 2000)