Figure 4. FN1 and POSTN were up-regulated in multiple heart disease and renal diseases samples, including atrial fibrillation (A), heart failure (B), hypertrophic cardiomyopathy (C), chronic kidney disease (D), focal segmental glomerulosclerosis (E), and uremia (F), compared with the control samples. Abbreviations: FSGS: focal segmental glomerulosclerosis. *P < 0.05; **P < 0.01; ***P < 0.001.