This assay has high sensitivity and excellent specificity for detection of Growth Differentiation Factor 15. No significant cross-reactivity or interference between Growth Differentiation Factor 15 and analogues was observed. Sample types: serum, plasma and other biological fluids. Range: 2.74-2,000 pg/mL. Sensitivity: 1.27 pg/mL. Intra-assay Precision (Precision within an assay): 3 samples with low, middle and high level Growth Differentiation Factor 15 were tested 20 times on one plate, respectively. Inter-assay Precision (Precision between assays): 3 samples with low, middle and high level Growth Differentiation Factor 15 were tested on 3 different plates, 8 replicates in each plate.CV (%) = SD/meanX100;Intra-Assay: CV<10%;Inter-Assay: CV<12%. Time: 2 hours, 40minutes