Article
Osteoblasts from the sclerotic subchondral bone downregulate aggrecan but upregulate metalloproteinases expression by chondrocytes. This effect is mimicked by interleukin-6, -1beta and oncostatin M pre-treated non-sclerotic osteoblasts.
Osteoarthritis and cartilage - 1 Nov 2005
Sanchez C, Deberg M A, Piccardi N, Msika P, Reginster J-Y L, Henrotin Y E
Abstract excerpt
OBJECTIVE: To determine the effects of osteoarthritic (OA) subchondral osteoblasts on the metabolism of human OA chondrocytes in alginate beads. METHODS: Human chondrocytes were isolated from OA cartilage and cultured in alginate beads for 4 days in the absence or in the presence of osteoblasts i...
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