Product Name
Interleukin-1β from mouse, IL-1β, recombinant, expressed in E. coli, lyophilized powder, suitable for cell culture
biological source
mouse
recombinant
expressed in E. coli
assay
≥97% (SDS-PAGE)
form
lyophilized powder
potency
≤0.010 ng/mL ED50
quality
endotoxin tested
mol wt
17.5 kDa (containing 153 amino acid residues)
packaging
pkg of 5X5 μg
pkg of 5 μg
technique(s)
cell culture | mammalian: suitable
impurities
≤0.1ng/mg
UniProt accession no.
storage temp.
−20°C
Quality Level
Gene Information
mouse ... Il1b(16176)
Related Categories
Analysis Note
The biological activity is measured by the dose-dependent stimulation of murine D10G4.1 cells.
Application
Interleukin-1β from mouse has been used:
- as a proinflammatory agent, to induce inflammatory signaling cascades mediated cellular damage
- to study its effect on fetuin A-induced inflammatory response in podocyte
- to check its effect on the expression of mitogen-activated protein kinase 4 using 3T3-L1 adipocytes
Biochem/physiol Actions
Interleukin-1β (IL-1β) is a potent inflammatory cytokine, and mediates inflammation through proinflammatory molecules: cyclooxygenase-2 (COX2) and nitric oxide. IL-1β release is stimulated by injury and increased levels are observed in response to severe pain. It has its main function in T-cell activation, antigen recognition and T-helper cell 17 cell development. IL-1β is also responsible for the formation of IL-17 and IL-22 by nature killer T (NKT) cells and NK cells. It is known to induce inflammation in psoriasis and rheumatoid arthritis. IL-1β controls intercellular adhesion molecule-1 expression. It is significantly associated with bone damage and vascular injury.
General description
Interleukin-1β (IL-1β) cytokine is generated by monocytes, dendritic cells, macrophages and keratinocytes. Pro-IL-1β, an IL-1β precursor undergoes proteolytic cleavage to produce its active form of 17 kDa.
Other Notes
The two closely related agents, Interleukin-1α (IL-1α) and Interleukin-1β (IL-1β) bind to the same cell surface receptor, elicit nearly identical biological responses and yet share 25% homology in their amino acid sequence.
Physical form
Lyophilized from 0.2 μm filtered solution in 10mM Sodium Citrate, pH 4.0
Storage Class
11 - Combustible Solids
wgk
WGK 3
flash_point_f
Not applicable
flash_point_c
Not applicable
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TNFalpha stimulates Map4k4 expression through TNFalpha receptor 1 signaling to cJUN and ATF2
Tesz GJ, et al.
The Journal of biological chemistry (2007)
Fetuin-A aggravates lipotoxicity in podocytes via interleukin-1 signaling
Orellana JM, et al.
Physiological Reports, 5(10), e13287-e13287 (2017)
Wuttichai Jaidee et al.
Journal of natural products, 82(2), 283-292 (2019-01-30)
Four new chalcones (1, 10, 13, and 14), a new flavanone, (9), a new amide (8), and 19 known compounds were acquired from Melodorum siamensis. The structures were established by NMR and MS data analyses. Compounds 1 (er 1.4:1) and
TNFalpha stimulates Map4k4 expression through TNFalpha receptor 1 signaling to cJUN and ATF2
Tesz GJ, et al.
Test (2007)
TNFalpha stimulates Map4k4 expression through TNFalpha receptor 1 signaling to cJUN and ATF2
Tesz GJ, et al.
The Journal of Biological Chemistry (2007)
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