Supplier Page from Biorbyt for Recombinant Human Stromal-Cell Derived Factor-1 beta/CXCL12 beta
Biological Activity: Fully biologically active when compared to standard. The biological activity determined by a chemotaxis bioassay using PHA and rHuIL-2 activated human peripheral blood T-lymphocytes is in a concentration range of 20-80 ng/ml.