Corning® Interleukin-2 (IL-2), human recombinant, 5000 BRMP units, promotes long-term proliferation of activated T-cells. Also known as T-cell growth factor, Interleukin-2 (IL-2) plays a central role in cell-mediated immune response. 1/pack, formerly Cat. #40043B These cytokines have been used to promote long-term proliferation in cell culture and to induce cell-mediated immune responses in a variety of cell types.
Formulation
Frozen in 55 mM sodium phosphate buffer containing 53 mM sucrose and 0.4% HSA
Preparation and Storage
Stable for at least three months at -70°C; =one month solubilized at -70°C
Tip
Recommended concentration: 10 BRMP units/ mL of medium depending on cell type
Quality
Purity: >96% by SDS-PAGE
Tested for ability to stimulate proliferation of the mouse T-cell line CTLL
Filtered (0.2 µm membrane) and tested and found negative for bacteria, fungi and mycoplasma
Tested for endotoxin (LAL assay)
Source
Recombinant, E. coli
Molecular Weight
15.5 kD
References
1. Hatakeyama, M. and Taniguchi, T., Interleukin-2 in Peptide Growth Factors and Their Receptors I, Springer-Verlag, NY (1990)
2. Kashima, N., et al., Nature 313:402 (1985)
3. Leonard, W.J., et al., Proc. Natl. Acad. Sci. USA 80:6957 (1983)
4. Mori, H., et al., Int. Immunol. 3:149 (1991)
5. Morgan, D.A., et al., Science 193:1007 (1976)
6. Smith, K.A., Science 240:1169 (1988)
7. Meidema, F. and Melief, J.M., Immunol. Today 6:258 (1985)
8. Triachiesi, T., et al., J. Exp. Med. 16:1147 (1984)
9. Grimm, E.A., et al., J. Exp. Med. 155:1823 (1982)
Storage
Shelf life: >= 3 months from date of shipment at -70°C or >= one month solubilized at -70°C
This product is non-returnable. If you have any questions, please contact us immediately.