Measured in a cell proliferation assay using TF‑1 human erythroleukemic cells. The ED50 for this effect is 3-18 ng/mL.
Product Details
Product Details
Product Specification
Species | Human |
Synonyms | Interleukin-11, Adipogenesis inhibitory factor (AGIF), IL11 |
Accession | P20809-1 |
Amino Acid Sequence | Protein sequence (P20809-1, Pro22-Leu199, with N-His tag) PGPPPGPPRVSPDPRAELDSTVLLTRSLLADTRQLAAQLRDKFPADGDHNLDSLPTLAMSAGALGALQLPGVLTRLRADLLSYLRHVQWLRRAGGSSLKTLEPELGTLQARLDRLLRRLQLLMSRLALPQPPPDPPAPPLAPPSSAWGGIRAAHAILGGLHLTLDWAVRGLLLLKTRL |
Expression System | HEK293 |
Molecular Weight | Predicted MW: 20.8 kDa Observed MW: 20-26 kDa |
Purity | >95% by SDS-PAGE |
Endotoxin | <0.1EU/μg |
Conjugation | Unconjugated |
Tag | with N-His tag |
Physical Appearance | Lyophilized Powder |
Storage Buffer | Lyophilized from a 0.2 μm filtered solution of 0.2M PBS, pH7.4 with 3% trehalose. |
Reconstitution | Reconstitute no more than 1 mg/mL according to the size in deionized water after rapid centrifugation. |
Stability & Storage | 12 months from date of receipt, -20 to -70 °C as supplied. |
Background
IL-11 (Interleukin 11) is a pleiotropic cytokine in the IL-6 family. IL-11 is secreted by osteoblasts, synoviocytes, fibroblasts, chondrocytes, intestinal myofibroblasts, and trophoblasts, among other cell types. It is found in the plasma mainly during inflammation, such as that associated with viral infection, cancer, or inflammatory arthritis, and is considered to be primarily anti‑inflammatory. It stimulates hematopoiesis and thrombopoiesis, regulates macrophage differentiation, and confers mucosal protection in the intestine. It has also been found to enhance T cell polarization toward Th2, promote B cell IgG production, increase osteoclast bone absorption, protect endothelial cells from oxidative stress, and regulate epithelial proliferation and apoptosis.
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Bioactivity
SDS-PAGE
2μg(R: reducing conditions)
