SDF-A1-010P ; Human SDF-1α (CXCL12-1a), E.coli

产品介绍

Name Human stromal cell-derived factor 1 alpha (SDF-1α or CXCL12-1a) Description Recombinant human SDF-1α produced in E.coli is a single, non-glycosylated, polypeptide chain containing 68 amino acids and having a molecular mass of approximately 8 kDa. Source E. coli Activity Measured its ability to chemoattract human peripheral blood lymphocytes (PBL). The ED50 for this effect is typically 20-80 ng/ml corresponding to a specific activity of 12,500-50,000IU/mg. Purity > 98% (by SDS-PAGE and HPLC) Endotoxin <1 EU per mg of purified protein by LAL test Size 10 µg