SDF-A1-010P

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

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