Solubility: It is recommended to reconstitute the lyophilized Stromal Cell-Derived Factor-1a in sterile 18MO-cm H2O not less than 100µg/ml, which can then be further diluted to other aqueous solutions. Biological Activity: The specific activity as determined by its ability to chemoattract human peripheral T cells activated with PHA and IL-2 using a concentation of 20-80 ng/ml corresponding to a Specific Activity of 12,500-50,000IU/mg. Application Notes: Chemokines
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