Monoclonal antibody to human 85 kDa light chain of LRP. Cross-reacts with rabbit and mouse LRP. Stimulates cellular-mediated uptake of alpha 2 macroglobulin trypsin complex by LRP1. Use WI-38 fibroblast as positive control and human umbilical vein endothelial cells (HUVEC) as negative control. Purified by immobilized Protein A. IgG2b kappa class.