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You are here:Home » Growth Factors, Cytokines » Growth Factors-Interleukin » Interleukin 2, Recombinant, Mouse (IL-2)

Interleukin 2, Recombinant, Mouse (IL-2)

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Specifications

Interleukin-2 is a potent lymphoid cell growth factor showing biological activity primarily on T cells. Murine IL-2 is a 17.2kD protein containing 149 amino acid residues.
Catalog #I7663-26A
Biological Activity The ED50 as determined by the dose dependent stimulation of murine CTLL-2 cells is  2.0ng/ml, corresponding to a specific activity of  5.0x10e6 u/mg.
Storage and Stability Lyophilized powder may be stored at 4°C for short-term only. Reconstitute to nominal volume by adding sterile dH2O, aliquot and store at -20°C. Reconstituted product is stable for 12 months at -20°C. For maximum recovery of product, centrifuge the original vial after thawing and prior to removing the cap. Further dilutions can be made in assay buffer.
Molecular Weight17.2kD
SourceMurine, recombinant expressed in E. coli.
Purity97% by SDS-PAGE and HPLC analyses. Endotoxin: 0.1ng/ug.
FormSupplied as a lyophilized powder in 10mM sodium citrate, pH 4.0. Reconstitute in ddH2O to 0.1-1mg/ml. This solution can be diluted into other buffered solutions.
Important NoteThis product as supplied is intended for research use only, not for use in human, therapeutic or diagnostic applications without the expressed written authorization of United States Biological.


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