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. 2017 Oct 10;7:12902. doi: 10.1038/s41598-017-12926-y

Figure 3.

Figure 3

Effect of SFN injection. SFN or vehicle was injected four times for 3 days and mitochondrial biogenesis markers were measured in mice gastrocnemius muscle. (A) protein expression levels (western blot strips) of mitochondrial biogenesis markers. The amount of phosphorylated AMPKα was normalized to the amount of AMPKα protein. Protein content of mitochondrial biogenesis markers SirT1 and PGC1α were also measured. The loading volume was normalized by the expression levels of actin and lamin A/C, respectively. (B) mRNA expression of mitochondrial biogenesis markers in AA. mRNA levels of NRF1, TFAM, p53R2, COX IV, SCO1, and SCO2 were determined by real-time PCR. Values were normalized to the level of the housekeeping gene, GAPDH. (C) mtDNA copy number in the gastrocnemius muscle. This number factors into the ratio of nuclear and mtDNA (mtDNA/nDNA); brackets **P < 0.01.