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Specifications

Recombinant Interleukin-13 comprises a 112 amino acid fragment (21-132) corresponding to the mature Interleukin-13 110R form of the protein and is expressed in E. coli with an amino-terminal hexahistidine
tag.
Catalog #	I8435-14
	Interleukin-13 is a pleiotropic regulatory cytokine, which shares many of the properties of Interleukin-4. IL-13 is produced primarily by activated T lymphocytes and acts via specific cell surface receptor complexes. Its biological activities include the stimulation of B-cell proliferation and differentiation and the regulation of inflammatory and immune responses.
Applications	Suitable for use in ELISA. Other applications not tested.
	Recommended Dilution:
	Optimal dilutions to be determined by the researcher.
Storage and Stability	May be stored at 4°C for short-term only. For long-term storage and to avoid repeated freezing and thawing, add sterile glycerol (40-50%), aliquot and store at -20°C. Aliquots are stable for at least 12 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.
Source	Human, Recombinant, E. coli
Purity	Purified. 95% by SDS-PAGE.
Concentration	As reported
Form	Supplied as a liquid.
Important Note	This 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.