Determined by SDS-PAGE, the purity of the protein is greater than 90%.

Determined by SEC-HPLC, the purity of the protein is greater than 95%.

When Anti Human Cripto Antibody(clone B3F6) is immobilized at 2μg/mL (100 μL/well), the concentration of Recombinant Human Cripto /hFC Protein that produces 50% of the optimal binding response is approximately 0.1 ug/ml.