Fig. (4) Effect of aldosterone on vascular mitochondrial biogenesis. Relative protein expression measured by Western Blot analysis of, A) Peroxisome proliferator-activated receptor gamma coactivator 1-alpha (PGC1a), B) Nuclear Respiratory Factor 1 (NRF1), C) mitochondrial transcription factor A (TFAM), D) Sirtuin 1 (SIRT1), E) Peroxisome proliferator-activated receptor gamma (PPARg). Data are expressed as percentage of mean ± SEM versus CONTROL group. *p < 0.05 vs. CONTROL. CONTROL: Control group; ALDO: Aldosterone-salt group; (n=20).