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Recombinant Human IL4 Protein (C-6His)

Cat.No.
GBRP-1266
Description
Recombinant Human Interleukin-4 is produced by our Mammalian expression system and the target gene encoding His25-Ser153 is expressed with a 6His tag at the C-terminus.
Gene Id
P05112
Alias
Interleukin-4; IL-4; B-Cell Stimulatory Factor 1; BSF-1; Binetrakin; Lymphocyte Stimulatory Factor 1; Pitrakinra; IL4
Source
Human Cells
Endotoxin Testing
Less than 0.1 ng/µg (1 EU/µg) as determined by LAL test.
Purity
Greater than 95% as determined by reducing SDS-PAGE.
Activity
Measured in a cell proliferation assay using TF‑1 human erythroleukemic cellsThe ED50 for this effect is less than 0.2 ng/ml.
Formulation
Lyophilized from a 0.2 μm filtered solution of PBS, pH 7.4.
Storage
Lyophilized protein should be stored at < -20°C, though stable at room temperature for 3 weeks.Reconstituted protein solution can be stored at 4-7°C for 2-7 days.Aliquots of reconstituted samples are stable at < -20°C for 3 months.
Warranty
For Research Use Only. Our recombinant proteins can not be used in diagnostic procedures.

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