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R&D Systems™ Recombinant Human IL-4 Protein

Product Code. 18369417
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Quantity:
1 mg
10 μg
50 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.
Förpackningsstorlek
10µg
1mg
50µg
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Produktkode 18369417

missing translation for 'mfr': R&D Systems™ 204IL050

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Beskrivelse

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 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

Tekniske data

Formulation Lyophilized from a 0.2μm filtered solution in PBS with BSA as a carrier protein.
Gene ID (Entrez) 3565
Molecular Weight (g/mol) 15 kDa
Name IL-4
Quantity 50 μg
Source E. coli-derived human IL-4 protein His25-Ser153,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 <0.1 EU per 1μg 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
Conjugate Unconjugated
Recombinant Recombinant
Purity or Quality Grade 97%, by SDS-PAGE under reducing conditions and visualized by silver stain.
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