Figure 1From: Impact of heart failure on the behavior of human neonatal stem cells in vitroHF serum biomarkers. Serum cytokines in HF patients measured by high sensitivity ELISA. Compared to human control serum, both IL-6 (A) and TNF-α levels (B) were significantly higher in all HF sera. The boxplots indicate interquartile range (box), median (line), range (whiskers) and outliers (+/−).Back to article page