FBP1 and idiopathic nephrotic syndrome: Previous study found FBP-1 activity in urine can be detected higher in children with idiopathic nephrotic syndrome (INS) than that of healthy children [29], in our study, we found the proportion of Fbp-1 high PT was higher in uuod2 comparing with con, while Fbp-1 high PT disappear in longer uuo time point (Supplementary Fig. 5).