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You are here:Home » Growth Factors, Cytokines » Growth Factors-Interleukin » Interleukin 4, Recombinant, Equine (IL-4, B Cell Stimulatory Factor 1, BSF1, Binetrakin, HCGF, Hodgkin's Cell Growth Factor, IA Inducing Factor, Lymphocyte Stimulatory Factor 1, Macrophage Fusion Factor, Mast Cell Growth Factor 2, MCGF2, MFF, MGC79402, Pi

Interleukin 4, Recombinant, Equine (IL-4, B Cell Stimulatory Factor 1, BSF1, Binetrakin,
HCGF, Hodgkin's Cell Growth Factor, IA Inducing Factor, Lymphocyte Stimulatory Factor 1,
Macrophage Fusion Factor, Mast Cell Growth Factor 2, MCGF2, MFF, MGC79402, Pi

Pricing

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Specifications

Interleukin 4 (IL-4) plays an important role in the immune response. This cytokine promotes Th2 cell development and is essential for the induction of B-cell isotype switching to IgE antibody production.
Catalog #I8426-16A
Biological Activity IL-4 has an ED50 in the range 20-50 ng/ml determined by measuring the effect of recombinant equine IL-4 on the proliferation of TF-1 cells.
Applications:
Suitable for use in ELISA and In vitro applications. Other applications not tested.
Endotoxin Level<0.01EU/ug.
Storage and StabilityMay be stored at 4°C for short-term only. For long-term storage, store at -20°C. Aliquots are stable for at least 6 months at -20°C. For maximum recovery of product, centrifuge the original vial after thawing and prior to removing the cap. Further dilutions can be made in assay buffer.
Purity>95% by SDS PAGE analysis
FormSupplied as a lyophilized powder in PBS. Reconstitute with 0.5 ml distilled water.
Important NoteThis product as supplied is intended for research use only, not for use in human, therapeutic or diagnostic applications without the expressed written authorization of United States Biological.


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