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Heregulin-B2 Human Recombinant
| 目录号 | AP2472 |
|---|---|
| Physical Appearance | Sterile Filtered White lyophilized (freeze-dried) powder. |
| Formulation | Lyophilized from a 0.2?m filtered solution in PBS, pH 7.4. |
| Protein biological activity | The ED50 as determined by a cell proliferation assay using serum free human MCF-7 cells is less than 50ng/ml, corresponding to a specific activity of > 2.0 ?? 104 IU/mg. |
| Amino acid sequence | SHLVKCAEKEKTFCVNGGECFMVKDLSNPSRYLCKCPNEFTGDRCQNYVMASFYKAEELYQ. |
| Uniprot ACC# | Q02297 |
| Purity | Greater than 96.0% as determined by:(a) Analysis by RP-HPLC.(b) Analysis by SDS-PAGE. |
| Solubility | It is recommended to reconstitute the lyophilized NRG1 in sterile 18M??-cm H2O not less than 100µg/ml, which can then be further diluted to other aqueous solutions. |
| Stability | Lyophilized NRG1 although stable at room temperature for 3 weeks, should be stored desiccated below -18°C. Upon reconstitution Heregulin should be stored at 4°C between 2-7 days and for future use below -18°C.Please prevent freeze-thaw cycles. |
| Source | Escherichia Coli. |
| Synonyms | Neuregulin-1, NRG1, GGF, HGL, HRGA, NDF, SMDF, HRG, ARIA, GGF2, HRG1. |
| Transportation method | Shipped at Room temp |
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