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Fig. 5 | Respiratory Research

Fig. 5

From: Inhibition of miR-4640-5p alleviates pulmonary hypertension in chronic obstructive pulmonary disease patients by regulating nitric oxide synthase 1

Fig. 5

MiR-4640-5p/NOS1 regulates mitochondrial dynamics in PASMCs. PASMCs were cultured under normoxia or hypoxia condition, transfected with pcDNA empty vector, pcDNA-NOS1, miR-NC + pcDNA-NOS1, or miR-4640-5p mimic + pcDNA-NOS1. A The protein expression of Drp1, FIS1, MFN1, NOS1 and GAPDH in PASMCs was analyzed by western blot. B, C Immunofluorescence staining of mitochondria in PASMCs with different treatment was performed. The area of mitochondria and number of mitochondria was analyzed. All experiments were independently repeated for at least three times. *p < 0.05, **p < 0.01, ***p < 0.001

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