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Interleukin 3 beta, Recombinant, Rat (IL-3b)
Interleukin 3 beta, Recombinant, Rat (IL-3b)
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| Catalog # | I7663-39B | | Description | Interleukin-3 is a species-speci c colony-stimulating factor, which stimulates colony formation of megakaryocytes, neutrophils and macrophages from bone marrow cultures. Recombinant Rat IL-3 beta is a 16.3kD protein containing 144 amino acid residues. | | Source | E.coli | | Form | The sterile ltered solution was lyophilized from 5mM Sodium Citrate, pH 4.0. | | Stability | The lyophilized protein is stable for a few weeks at room temperature, but best stored at -20°C. Reconstituted IL-3 beta should be stored in working aliquots at -20°C. | | Purity | 98% by SDS-PAGE and HPLC. | | Endotoxin | 0.1ng/ug (1EU/ug). | | Reconstitution | We recommend a quick spin followed by reconstitution in water to a concentration of 0.1–1.0mg/ml. This solution can then be diluted into other aqueous buffers and stored at 4°C for 1 week or -20°C for future use. | | Biological Activity | The ED50 was determined by the dose-dependent stimulation of the proliferation of thymidine uptake by murine MC-9 cells is 10 ng/ml, corresponding to a speci c activity of 1.0 x 10e5 units/mg. | | Country of Origin | USA | | Important Note | This 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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