Cell-to-Cell Culture Inhibits Dedifferentiation of Chondrocytes and Induces Differentiation of Human Umbilical Cord-Derived Mesenchymal Stem Cells

Table 1

Primer sequences used for qRT-PCR.

Genes	Forward primer (5′–3′)	Reverse primer (5′–3′)
SOX9	GACGTGCAAGCTGGGAAA	CGGCAGGTATTGGTCAAACTC
Col2a1	CGCCACGGTCCTACAATGTC	GTCACCTCTGGGTCCTTGTTCAC
Col1a1	GACATGTTCAGCTTTGTGGACCTC	GGGACCCTTAGGCCATTGTGTA
GAPDH	GGCACAGTCAAGGCTGAGAATG	ATGGTGGTGAAGACGCCAGTA