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AdipoGen Life Sciences
IL-38 (aa 20-152) (human) (rec.) (His)
Product Details | |
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Synonyms | Interleukin-38; Interleukin-1 Family Member 10; IL-1F10 |
Product Type | Protein |
Properties | |
Source/Host | E. coli |
Sequence |
Human IL-38 (aa Leu20-Trp152) is fused at the C-terminus to a His-tag. |
Crossreactivity | Human |
MW | ~16kDa |
Purity | ≥95% (SDS-PAGE) |
Endotoxin Content | <0.01EU/μg purified protein (LAL test). |
Concentration |
After reconstitution: for 10µg size: 0.1mg/ml for 100µg size: 1 mg/ml |
Reconstitution | Reconstitute with 100μl sterile water. |
Formulation | Lyophilized. Contains PBS. |
Other Product Data |
Uni-Prot link Q8WWZ1: Interleukin-38 |
Shipping and Handling | |
Shipping | BLUE ICE |
Short Term Storage | +4°C |
Long Term Storage | -20°C |
Handling Advice |
After reconstitution, prepare aliquots and store at -20°C. Avoid freeze/thaw cycles. Centrifuge lyophilized vial before opening and reconstitution. PBS containing at least 0.1% BSA should be used for further dilutions. |
Use/Stability |
Stable for at least 6 months after receipt when stored at -20°C. Working aliquots are stable for up to 3 months when stored at -20°C. |
Documents | |
MSDS | Download PDF |
Product Specification Sheet | |
Datasheet | Download PDF |
IL-38 (IL-1F10) belongs to the IL-1 family of proteins. IL-38 is expressed in heart, placenta, fetal liver, spleen, thymus and tonsil. The expression in a variety of immune tissues and similarity to IL-1Ra suggest a role of IL-38 in the inflammatory response. It has been reported that removal of the N-terminus domain of the interleukins of the IL-1F family such as IL-1F5 / 6 / 8 or 9 (also called IL-36Ra, IL-36α, IL-36β or IL-36γ) is important to increase their biological activity. Recently it has been shown that IL-38 is N-terminally processed and secreted by apoptotic cells. Released processed IL-38 (20-152) binds to the receptor Interleukin-1 receptor accessory protein-like 1 (IL1RAPL1; TIGIRR-2) at the surface of macrophages. Processed IL-38-activated IL1RAPL1 reduces the production of IL-6 leading to inflammation attenuation. IL-38 is unregulated during some autoimmune diseases such as Systemic Lupus Erythematosus.
- Interleukin-38 is released from apoptotic cells to limit inflammatory macrophage responses: J. Mora, et al.; J. Mol. Cell Biol. 8, 426 (2016)
- Interleukin 38 protects against lethal sepsis: F. Xu, et al.; J. Infect. Dis. 218, 1175 (2018)