Research Paper Advance Articles

Roles of pigment epithelium-derived factor in exercise-induced suppression of senescence and its impact on lung pathology in mice

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Figure 6. Involvement of miR-127 in PEDF signaling. (A) An RNA sequencing analysis was performed on MEFs stimulated with a recombinant PEDF protein. A volcano plot of RNA sequencing data is shown. A full list of RNA sequencing data is available in the Gene Expression Omnibus database (accession number; GSE241459). (B) The expression of miR-127 (-loop, -5p, and -3p) in MEFs was analyzed by real-time PCR. Values were normalized to U6 snRNA in each sample. (C) The expression of BCL-6 in MEFs was analyzed by immunoblotting. β-Actin was used as a loading control. (D, E) miR-127 levels in the lungs of mice subjected to the PEDF treatment (D, Figure 4) or voluntary wheel running (E, Figure 3) were analyzed by real-time PCR. miR-127 levels were normalized to U6 snRNA in each sample. Values represent means ± SD (B) or means ± SEM (D, E). Data were analyzed by the Student’s t-test. *P <0.05, **P <0.01, and ***P <0.001.