Fig. 1From: Identification of biomarkers of chronic kidney disease among kidney-derived proteinsConcentrations of C1q in renal influx and efflux blood samples from human individuals. a Averaged ratio of each protein’s expression level in the efflux sample to its expression in the influx from all seven individuals. b C1q concentrations in renal influx and efflux blood samples from each of seven individuals (nos. 1–7) were examined by enzyme-linked immunosorbent assay (ELISA)Back to article page