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Analysis of the expression of circadian clock genes in primary cultures of osteoblasts of wild-type (WT) and mPer2m/m mice treated with Dex. Top panel. Agarose gel electrophoresis of Clock gene expression in primary osteoblast (pOB) cultures treated with different concentrations of Dex. Bottom panel. Quantitation of mRNA levels normalized to those of Gapdh mRNA (*p < 0.05).
