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Relative expressions of selected genes in each group. Group T: 10 ng/mL TGF-β1; group L: 5 mM lovastatin; group T+L: simultaneous treatment with 10 ng/mL TGF-β1 and 5 M lovastatin; and group T/L: sequential treatment with 10 ng/mL TGF-β1 for 72 hours then 5 M lovastatin for 11 days. AGC, aggrecan; Col1, collagen type I; Col2, collagen type II; MMP-13, matrix metalloproteinase-13; TGF-β1, transforming growth factor-beta1.
