Biolegend, 577009, Recombinant Mouse IL-12 (p70) (ELISA Std.)
4pack
Catalog Number: 577009
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Category
Pack Size107 units / pack
| Source | CHO cells, approximately 70 kD |
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| Formulation | Lyophilized in sterile-filtered PBS, pH 7.2, containing 1% BSA, 0.09% sodium azide, and protease inhibitors. |
| Concentration | Lot-specific (to obtain lot-specific concentration and expiration, please enter the lot number in our Certificate of Analysis online tool.) |
| Storage & Handling | Unopened vials can be stored between 2°C and 8°C until the expiration date. Prior to use, reconstitute the lyophilized powder with 0.2 mL of PBS containing a carrier protein (e.g., 1% BSA, protease free), pH7.4. Re-cap vial, vortex. Allow the reconstituted standard to sit at room temperature for 15 minutes, vortex again to mix completely. The reconstituted standard stock solution can be aliquoted into polypropylene vials and stored at -70°C for up to one month. Do not re-use diluted standards. Avoid repeated freeze/thaw cycles. |
| Application | ELISA |
| Recommended Usage | Each lot of this protein is quality control tested by ELISA assay. For use as an ELISA standard, a standard curve comprised of doubling dilutions from 500 pg/ml to 4 pg/ml is suggested. It is recommended that the reagent be titrated for optimal performance for each application. |
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| Application Notes |
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| This IL-12 p70 protein is useful as a standard for a mouse IL-12 sandwich ELISA, using unlabeled C18.2 antibody (Cat.No. 511802 ) for capture and biotinylated C17.8 antibody (Cat. No. 505302 ) for detection. |
| Structure | Cytokine; heterodimer |
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| Bioactivity | The ED50 was determined by the stimulation of IFN-γ production by murine splenocytes co-stimulated with IL-18 is ≤0.1 ng/ml, corresponding to a specific activity of ≥1 x 107 units/mg. |
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| Cell Sources | Dendritic cells, B cells, T cells |
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| Cell Targets | T cells, NK cells, PBL |
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| Biology Area | Immunology, Innate Immunity |
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| Molecular Family | Cytokines/Chemokines |
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| Antigen References | 1. Fitzgerald K, et al. Eds. 2001. The Cytokine FactsBook. Academic Press San Diego. 2. Quesniaux V. 1992. Research Immun. 143:385. 3. Trinchieri G, et al. 1992 Prog. Growth Factor Res.4:355. 4. Trinchieri G, et al. 1993 Immunol. Today. 14:335. |
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| Regulation | Downregulated by IL-10; homodimeric p40 antagonistic to functional p70 heterodimer; p40 monomer has no function; p40 subunit in common with IL-23 |
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| Gene ID | 1615916160 |
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| UniProt | View information about IL-12 p70 on UniProt.org |
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| Regulatory Status | RUO |
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| Other Names | NKSF, CTL maturation factor (TCMF), cytotoxic lymphocyte maturation factor (CLMF), TSF |
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