The Human Prekallikrein (PK) ELISA Kit (RD-KLKB1-Hu) is an enzyme-linked immunosorbent assay for quantitative detection of KLKB1 in Human samples. This kit uses the Traditional ELISA format for colorimetric detection of natural KLKB1 in samples including plasma. The kit is easy to use and comes with a pre-coated microplate and all necessary reagents and buffers. The standard curve generated in the experiment is used to calculate the concentration of KLKB1 in samples. For research use only.