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Description
Images & Validation
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Key Properties
−| Source | CHO cells |
|---|---|
| Biological Origin | Human |
| MW | 19 kDa |
| Purity | > 95% as determined by SDS-PAGE |
Storage & Handling
−| Storage | The lyophilized protein is stable for at least one year from date of receipt at -70°C. Upon reconstitution, this cytokine can be stored in working aliquots at 2° - 8°C for one month, or at -20°C for six months, with a carrier protein without detectable loss of activity. Avoid repeated freeze/thaw cycles. |
|---|---|
| Form/Appearance | Recombinant IFN-b 1a was lyophilized from a 0.2 μm filtered sodium acetate solution pH 4.8. |
| Concentration | < 1.0 EU/μg of recombinant protein as determined by the LAL method. |
| Expiration Date | 6 months from date of receipt. |
| Disclaimer | For research use only |
Alternative Names
−IFN-beta, Immune interferon, Fibroblast interferon, Leukocyte interferon, B cell interferon, Type I interferonRecombinant Human Interferon-Beta 1A (IFNB1)
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The purity of the protein is greater than 95% as determined by SDS-PAGE and Coomassie blue staining.
The protein has a predicted molecular mass of 46.2 kDa after removal of the signal peptide. The apparent molecular mass of IFNB1-hFc is approximately 40-55 kDa due to glycosylation.
Mammalian
10 μg, 100 μg, 50 μg Human IFNB1 Protein [orb1477975]
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20.2 kDa
E.coli
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Greater than 90% as determined by SDS-PAGE.
47 kDa
E.coli
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Quality Guarantee
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Protocol Information
Protein Handling and Storage Guide
Protein Handling Guide
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