Intracellular distribution of prorenin and renin in transfected H9c2 cells: Enrichment of prorenin (A, C, E, G) and renin (B, D, F, H) in organelles of H9c2 (A, B), control vector- (pIRES) (C, D), exon(1–9)renin- (E, F) and exon(2–9)renin-transfected cells (G, H) compared to the whole cell extracts (Extract). Organelles were precipitated at 70, 200, 1000, 3000 and 15,000 ×g, respectively; n= 4 experiments. *: P < 0.05 versus extract; #: P < 0.05 versus control vector-transfected cells.