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R&D Systems™ Recombinant Human IL-4 (CHO-expressed) Protein

Product Code. p-7182941
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Quantity:
100 μg
25 μg
Unit Size:
100µg
25µg
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Product Code. 18776416

Brand: R&D Systems™ 6507IL025/CF

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Description

Measured in a cell proliferation assay using TF-1 human erythroleukemic cells. ED50 for this effect is 0.05 to 0.2 ng/mL.

Measured in a cell proliferation assay using TF-1 human erythroleukemic cells. Kitamura, T. et al. (1989) J. Cell Physiol. 140:323. The ED50 for this effect is 0.05-0.2 ng/mL.
TRUSTED_SUSTAINABILITY

Specifications

Accession Number P05112
For Use With (Application) Bioactivity
Formulation Lyophilized from a 0.2 μm filtered solution in PBS.
Gene ID (Entrez) 3565
Molecular Weight (g/mol) M.W. (Observed): 17-25 kDa, reducing conditions; M.W. (theoretical): 15.0 kDa
Name B cell growth factor 1, BCDF, B-cell stimulatory factor 1, BCGF1, BCGF-1, binetrakin, BSF1, BSF-1, IL4, IL-4B_cell stimulatory factor 1, interleukin 4, interleukin-4, Lymphocyte stimulatory factor 1, MGC79402, Pitrakinra
Quantity 25 μg
Source Chinese Hamster Ovary cell line, CHO-derived human IL-4 protein His25-Ser153
Storage Requirements Use a manual defrost freezer and avoid repeated freeze-thaw cycles. 12 months from date of receipt, -20°C to -70°C as supplied. 1 month, 2°C to 8°C under sterile conditions after reconstitution. 3 months, -20°C to -70°C under sterile conditions after reconstitution.
Endotoxin Concentration <0.01 EU / 1 μg of the protein by the LAL method.
Gene Alias B cell growth factor 1, BCDF, B-cell stimulatory factor 1, BCGF1, BCGF-1, binetrakin, BSF1, BSF-1, IL4, IL-4B_cell stimulatory factor 1, IL4E12, interleukin 4, interleukin-4, Lymphocyte stimulatory factor 1, MGC79402, Pitrakinra
Gene Symbol IL4
Conjugate Unconjugated
Species Human
Reconstitution Reconstitute at 100 μg/mL in PBS.
Buffer Lyophilized from a 0.2 μm filtered solution in PBS.
Endotoxin Level <0.01 EU per 1 μg of the protein by the LAL method.
Purity or Quality Grade >95%, by SDS-PAGE under reducing conditions and visualized by silver stain.
Protein IL-4
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