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RT-qPCR and ELISA of AFSCs on different scaffolds without and with CTS. A The application of CTS increased the mRNA expression of gene Col-I, Col-II, and Aggrecan of AFSCs on Small-F and Medium-F. B CTS upregulated the protein expressions of gene Col-I and Col-II on Small-F and Medium-F. Data are presented as mean (n = 3) ± SD. *, p < 0.05
