Low affinity immunoglobulin epsilon Fc receptor, active (FCER2), Recombinant, Human
Description
Purity ≥95% as determined by SDS-PAGE and HPLC. Low-affinity receptor for immunoglobulin E (IgE) and CR2/CD21. Has essential roles in the regulation of IgE production and in the differentiation of B-cells (it is a B-cell-specific antigen). Biological Activity: Fully biologically active when compared to standard. The ED50 determined by its ability to induce TNF-alpha production by human PBMCs.