Measured by its ability to induce IFN-γ secretion by KG-1 human myelomonocyte cells. The ED50 for this effect is less than 0.2μg/mL.
Product Details
Product Details
Product Specification
Species | Mouse |
Synonyms | IGIF, IL-18, IL1F4 |
Accession | P70380 |
Amino Acid Sequence | Asn36-Ser192 |
Expression System | E.coli |
Molecular Weight | 18kDa (Reducing) |
Purity | >95% by SDS-PAGE |
Endotoxin | <0.1EU/μg |
Conjugation | Unconjugated |
Tag | No Tag |
Physical Appearance | Lyophilized Powder |
Storage Buffer | 20mM Tris, 150mM NaCl, pH8.0 |
Reconstitution | Reconstitute at 0.1-1 mg/ml according to the size in ultrapure water after rapid centrifugation. |
Stability & Storage | · 12 months from date of receipt, lyophilized powder stored at -20 to -80℃. · 3 months, -20 to -80℃ under sterile conditions after reconstitution. · 1 week, 2 to 8℃ under sterile conditions after reconstitution. · Please avoid repeated freeze-thaw cycles. |
Reference | 1. Acta Biochim Pol 2016;63(1):59-63.Epub 2016 Feb 17. |
Background
Interleukin 18 (IL-18) is a pleiotropic cytokine involved in the regulation of innate and acquired immune response. In the milieu of IL-12 or IL-15, IL-18 is a potent inducer of IFN-gamma in natural killer (NK) cells and CD4 T helper (Th) 1 lymphocytes. However, IL-18 also modulates Th2 and Th17 cell responses, as well as the activity of CD8 cytotoxic cells and neutrophils, in a host microenvironment-dependent manner. IL-18 is a cytokine that stimulates various cell types and has pleiotropic functions. Recently, IL-18 has also been shown to execute specific effects in pancreatic diseases, including acute and chronic pancreatitis, as well as pancreatic cancer.
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Bioactivity
SDS-PAGE
1μg (R: reducing condition, N: non-reducing condition).
