Solubility: It is recommended to reconstitute the lyophilized RANK in sterile 18M-cm H2O not less than 100µg/ml, which can then be further diluted to other aqueous solutions. Biological Activity: The ED50 as determined by its ability to inhibit sRANK Ligand induced nuclear factor kappa B (NFkappaB) in RAW 264.7 cells is less than 50 ng/ml, corresponding to a specific activity of > 2.0 * 104 IU/mg in the presence of 15 ng/ml of recombinant sRANK Ligand. Application Notes: Cytokines And Growth Factors
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