Recombinant murine Interleukin-1 b (rm IL-1b)
Recombinant murine Interleukin-1 b (rm IL-1b)
Product Specifications
Product Name Alternative
Catabolin, Leukocyte Endogenous Mediator, LEM, Lymphocyte-activating factor , LAF, Mononuclear Cell Factor, MCF , Endogenous Pyrogen, EP
UniProt
P10749
Source
Escherichia coli.
Field of Research
Immunology & Inflammation
Purity
> 96 % by SDS-PAGE and HPLC analyses.
Bioactivity
Fully biologically active when compared to standard. The ED50 as determined by a cell proliferation assay using murine D10S cells is less than 2 pg/ml, corresponding to a specific activity of > 5.0 x 108 IU/mg.
Form
Lyophilized from a 0.2 μm filtered solution in PBS, pH 7.4, with 5 % trehalose, 0.02 % Tween-20.
Molecular Weight
Approximately 17.5 kDa, a single non-glycosylated polypeptide chain containing 152 amino acids.
Storage Conditions
This lyophilized preparation is stable at 2-8 °C, but should be kept at -20 °C for long term storage, preferably desiccated. Upon reconstitution, the preparation is stable for up to one week at 2-8 °C. For maximal stability, apportion the reconstituted preparation into working aliquots and store at -20 °C to -70 °C. Avoid repeated freeze/thaw cycles.
Notes
For research use only.
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