Inhibition of cell proliferation for TF-1 human erythroleukemic cells: ED50 = 1.3-5ng/mL; Specific activity = 2×10^5-7.69×10^5units/mg.
Purity
>97% (by SDS-PAGE).
Product Form
Lyophilized
Concentration
Reconstitution dependent.
Formulation
Lyophilized from 20mM Tris, pH 8.0, with 150mM NaCl (0.22µm filter sterilized).
Endotoxin Level
<1 EU/µg of the protein by LAL method.
Storage
Shipped at 4°C. Lyophilized: Store at -20°C to -80°C up to 1 year from the date of receipt. Reconstituted: Aliquot and store at -20°C for 3 months or 2-8°C for up to 1 week. Avoid freeze/thaw cycles.
Cell proliferation assay using Recombinant Human IL-11 Protein (A330809) on TF-1 Human erythroleukemic cells : ED50 = 1.3-5ng/mL; Specific activity = 2×10^5-7.69×10^5units/mg.
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