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R&D Systems™ Recombinant Human IL-7 Protein
GSA_VA

Catalog No. 207IL200
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Quantity:
200 μg
25 μg
5 μg
Formulation:
Lyophilized from a 0.2μm filtered solution in PBS with BSA as a carrier protein.
Lyophilized from a 0.2μm filtered solution in PBS.
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Catalog No. Quantity Formulation
20-7IL-200 200 μg Lyophilized from a 0.2μm filtered solution in PBS with BSA as a carrier protein.
207IL025 25 μg Lyophilized from a 0.2μm filtered solution in PBS with BSA as a carrier protein.
207IL005 5 μg Lyophilized from a 0.2μm filtered solution in PBS with BSA as a carrier protein.
207IL005CF 5 μg Lyophilized from a 0.2μm filtered solution in PBS.
207IL025CF 25 μg Lyophilized from a 0.2μm filtered solution in PBS.
20-7IL-200CF 200 μg Lyophilized from a 0.2μm filtered solution in PBS.
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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 PHA-activated human peripheral blood lymphocytes (PBL). Yokota, T. et al. (1986) Proc. Natl. Acad. Sci. USA 83:5894. The ED50 for this effect is 0.1-0.5 ng/mL.

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Specifications

Formulation Lyophilized from a 0.2μm filtered solution in PBS with BSA as a carrier protein.
Gene ID (Entrez) 3574
Molecular Weight (g/mol) 17 kDa
Name IL-7
Quantity 200 μg
Source E. coli-derived human IL-7 protein Asp26-His177,with an N-terminal Met
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.
Endotoxin Concentration <0.01 EU per 1μg of the protein by the LAL method.
Conjugate Unconjugated
Recombinant Recombinant
Purity or Quality Grade 97%, by SDS-PAGE under reducing conditions and visualized by silver stain.
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