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Gene array analysis reveals sFRP family involvement in hypoxic adaptation of MSC. Total RNA was isolated from MSC and from MSC-HIF and cDNA was synthesized as described in the Methods section. (A) Graphic representation of the array gene expression levels (thresholds in dotted lines). (B) Representative values of the sFRP1-4 and Wnt family gene expression. Values between −3.00 and 3.00 are not considered significant.
