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R&D Systems™ Recombinant Human IL-1 beta/IL-1F2 Protein

Catalog No. 201LB025
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Quantity:
25 μg
5 μg
Formulation:
Lyophilized from a 0.2 μm filtered solution in PBS with Trehalose. 1 mg pack size (01M) is supplied as a 0.2 μm filtered solution in PBS. See Certificate of Analysis for details.
Lyophilized from a 0.2μm filtered solution in PBS with BSA as a carrier protein.
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Catalog No. Quantity Formulation
201LB025 25 μg Lyophilized from a 0.2μm filtered solution in PBS with BSA as a carrier protein.
201LB005 5 μg Lyophilized from a 0.2μm filtered solution in PBS with BSA as a carrier protein.
201LB025CF 25 μg Lyophilized from a 0.2 μm filtered solution in PBS with Trehalose. 1 mg pack size (01M) is supplied as a 0.2 μm filtered solution in PBS. See Certificate of Analysis for details.
201LB005CF 5 μg Lyophilized from a 0.2 μm filtered solution in PBS with Trehalose. 1 mg pack size (01M) is supplied as a 0.2 μm filtered solution in PBS. See Certificate of Analysis for details.
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Description

Extensive quality control produces industry leading bioactivity and lot-to-lot consistency that instills confidence in results and ensures reproducibility. Applications: Bioactivity

Measured in a cell proliferation assay using D10.G4.1 mouse helper T cells. Symons, J.A. et al. (1987) in Lymphokines and Interferons, a Practical Approach. Clemens, M.J. et al. (eds): IRL Press. 272. The ED50 for this effect is <12 pg/mL.

Specifications

Formulation Lyophilized from a 0.2μm filtered solution in PBS with BSA as a carrier protein.
Gene ID (Entrez) 3553
Molecular Weight (g/mol) 17 kDa
Name IL-1 beta/IL-1F2
Quantity 25 μg
Source E. coli-derived human IL-1 beta/IL-1F2 protein Ala117-Ser269
Storage Requirements Use a manual defrost freezer and avoid repeated freeze-thaw cycles. 12 months from date of receipt, -20 to -70 °C as supplied. 1 month, 2 to 8 °C under sterile conditions after reconstitution. 3 months, -20 to -70 °C under sterile conditions after reconstitution. The 1 mg pack size (01M) can be stored for 1 month at 2 to 8 °C under sterile conditions after opening.
Gene Alias catabolin, IL-1, IL1 beta, IL-1 beta, IL1B, IL-1B, IL1-BETA, IL-1F2, IL1F2IL-1 beta, interleukin 1, beta, interleukin-1 beta, preinterleukin 1 beta, pro-interleukin-1-beta
Conjugate Unconjugated
Recombinant Recombinant
Reconstitution Reconstitute at 50-200 μg/mL in sterile PBS containing at least 0.1% human or bovine serum albumin.
Purity or Quality Grade 97%, by SDS-PAGE under reducing conditions and visualized by silver stain.
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