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. 2018 Apr 9;9:307. doi: 10.3389/fphys.2018.00307

Figure 3.

Figure 3

Pravastatin (PS) regulated autophagy of BM-EPCs in Dex-induced ANFH rats. (A,B) Immunochemistry and quantitative analysis showed that PS increased the number of LC3+ BM-EPCs in ANFH-PS rats. LC3+ BM-EPCs were stained in red, the white arrows indicated the LC3-punctate dots. Only the BM-EPCs containing more than 5 LC3-punctate dots were considered to be LC3+ BM-EPCs. (C,D) Immunoblotting assay showed that PS increased the LC3-II/LC3-I ratio and expression of Beclin-1 in BM-EPCs of ANFH-PS rats. (E,F) Representative electron micrographs demonstrated more autophagosomes formation in the ANFH-PS group than ANFH group. The red arrows indicated the double-membraned autophagosomes. N, nucleus. Scale bar, 1 mm. Values are expressed as the mean ± SEM of three independent experiments. n = 5 per group. *p < 0.05 vs. Control; #p < 0.05, ##p < 0.01 vs. ANFH.