Renal miR-21 expression correlated significantly with renal KIM-1 expression (Spearman r = 0.46, p = 0.02) and renal fibrosis (Spearman r = 0.52, p = 0.003) while no such correlations were found for plasma adiponectin levels or adiponectin exposure. Here, HAVCR1 is linked to renal fibrosis.