The Binding Activity of Human MUC13 with Anti-MUC13 recombinant antibody. Activity: Measured by its binding ability in a functional ELISA. Immobilized Human MUC13 (CSB-MP887973HU) at 2 μg/mL can bind Anti-MUC13 recombinant antibody. The EC<sub>50</sub> is 3.806-5.269 ng/mL.