Ability to induce Interferon gamma secretion by human natural killer lymphoma NK-92 cells: ED50 = 0.45-1.8ng/mL; Specific activity = 5.6×10^5~2.2×10^6 units/mg.
Product Form
Lyophilized
Concentration
Reconstitution dependent.
Formulation
Lyophilized from Phosphate Buffered Saline, pH 7.4 (0.22µm filter sterilized).
Endotoxin Level
<0.1 EU/µg.
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.
Synonyms
IL21, Interleukin-21, Za11
Disclaimer
This product is for research use only. It is not intended for diagnostic or therapeutic use.
Standard Curve - Recombinant Rat IL-21 Protein (C-terminal His Tag) (A330862)
ELISA examination of Recombinant Rat IL-21 Protein (C-terminal His Tag) (A330862) to induce Interferon gamma secretion by human natural killer lymphoma NK-92 cells: ED50 = 0.45-1.8 ng/mL; Specific activity = 5.6×10^5~2.2×10^6 units/mg.
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