Description |
Product Name: Interleukin-4 Rhesus Macaque Recombinant Synonyms: Interleukin-4, IL-4, B-cell stimulatory factor 1, BSF-1, Lymphocyte stimulatory factor 1, IL4. Description: IL-4 Rhesus Macaque Recombinant produced in E.Coli is a single, non-glycosylated, polypeptide chain containing 129 amino acids and having a molecular mass of 14.9kDa.The IL4 Rhesus Macaque is purified by proprietary chromatographic techniques. Uniprot Accesion Number: P51492 Amino Acid Sequence:HNCHIALREI IETLNSLTEQ KTLCTKLTIT DILAASKNTT EKETFCRAAT VLRQFYSHHE KDTRCLGATA QQFHRHKQLI RFLKRLDRNL WGLAGLNSCP VKEANQSTLE DFLERLKTIM REKYSKCSS. Source: Escherichia Coli. Physical Appearance and Stability: Lyophilized Interleukin-4 although stable at room temperature for 3 weeks, should be stored desiccated below -18C. Upon reconstitution IL4 should be stored at 4C between 2-7 days and for future use below -18C.Please prevent freeze-thaw cycles. Formulation and Purity: Lyophilized from a 0.2um filtered concentrated solution in 1xPBS, pH 7.4. Greater than 97.0% as determined by:(a) Analysis by RP-HPLC.(b) Analysis by SDS-PAGE. Application: Solubility: It is recommended to reconstitute the lyophilized Interleikin-4 in sterile 18MO-cm H2O not less than 100ug/ml, which can then be further diluted to other aqueous solutions. Biological Activity: The ED50 as determined by the dose-dependent stimulation of TF1 cells is less than 0.2ng/ml, corresponding to a specific activity of > 5.0x106 IU/mg. Shipping Format and Condition: Lyophilized powder at room temperature. Usage Statement: Our products are furnished for LABORATORY RESEARCH USE ONLY. The product may not be used as drugs, agricultural or pesticidal products, food additives or household chemicals. |