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. 2012 Dec;1(6):306–313. doi: 10.1089/biores.2012.0277

FIG. 4.

FIG. 4.

Response surface for optimization step 2. (A) ACAN:VCAN expression ratio as a response to the factors dexamethasone and glucose. (B) COLII:COLI expression ratio as a response to the factors dexamethasone and glucose. (C) SOX9 gene expression as a response to the factors dexamethasone and glucose.