Interleukin-13, active (IL13), Recombinant, Human

Cytokine. Inhibits inflammatory cytokine production. Synergizes with IL2 in regulating interferon-gamma synthesis. May be critical in regulating inflammatory and immune responses. Biological Activity: Fully biologically active when compared to standard. The ED50 as determined by a cell proliferation assay using human TF-1 cells is less than 1ng/ml, corresponding to a specific activity of ? 1.0x10e6 IU/mg. Sequence: GPVPPSTALR ELIEELVNIT QNQKAPLCNG SMVWSINLTA GMYCAALESL INVSGCSAIE KTQRMLSGFC PHKVSAGQFS SLHVRDTKIE VAQFVKDLLL HLKKLFREGR FN, Molecular Weight: 12.5kD, PubMed ID: 8096327, 8097324, 7721105, 8605348, 15372022, 15489334, 1408833, 11419948, 20223216, 10699178, 11588017, 12928861, Gene Name: IL13,NC30, Swiss Prot: P35225, Storage and Stability: Lyophilized powder may be stored at -20°C. Stable for 12 months at -20°C. Reconstitute with sterile PBS. Aliquot to avoid repeated freezing and thawing. Store at -20°C. Reconstituted product is stable for 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.