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Merck
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Key Documents

GF331

Sigma-Aldrich

IL-1β,
Human Recombinant Animal Free

Sinônimo(s):

IL1 beta

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About This Item

Código UNSPSC:
12352202
eCl@ss:
32160405
NACRES:
NA.77

Impurezas

<0.1 μg/mg protein endotoxin (<1 EU/μg)

Nível de qualidade

nº de adesão UniProt

Condições de expedição

dry ice

Descrição geral

IL-1β is a proinflammatory cytokine produced in a variety of cells including monocytes, tissue macrophages, keratinocytes and other epithelial cells. Both IL-1α and IL-1β binds to the same receptor and has similar if not identical biological properties. These cytokines have a broad range of activities including, stimulation of thymocyte proliferation, by inducing IL-2 release, B-cell maturation and proliferation, mitogenic FGF-like activity and the ability to stimulate the release of prostaglandin and collagenase from synovial cells. However, whereas IL-1β is a secreted cytokine, IL-1α is predominantly a cell-associated cytokine.
Recombinant human IL-1β is a 17.3 kDa protein containing 153 amino acid residues.
Product Source: Protein is expressed in E.coli.
The protein is manufactured without the use of any animal products/reagents and is considered Animal-Free and can be used in protocols where possible transmisson of animal viruses and contamination must be avoided.

Aplicação

Research Category
Stem Cell Research
Research Sub Category
Growth Factors & Receptors

Qualidade

Determined its ability to stimulate the proliferation of mouse D10S cells. The expected ED50 is ≤ 0.001 ng/ml, corresponding to a specific activity of ≥ 1 x 10^9 units/mg.

forma física

Product is presented in 10mM Sodium Phosphate, pH 7.4 + 50mM NaCl and is filtered through a 0.2 micron filter before lyophilization.

Armazenamento e estabilidade

Store at -20°C for up to 4 months from date of receipt Centrifuge the vial prior to opening.
Reconstitute in water to a concentration of 0.1-1.0 mg/ml. Do not vortex. For extended storage, it is recommended to further dilute in a buffer containing a carrier protein and store in working aliquots at -20°C.

Exoneração de responsabilidade

Unless otherwise stated in our catalog or other company documentation accompanying the product(s), our products are intended for research use only and are not to be used for any other purpose, which includes but is not limited to, unauthorized commercial uses, in vitro diagnostic uses, ex vivo or in vivo therapeutic uses or any type of consumption or application to humans or animals.

Código de classe de armazenamento

13 - Non Combustible Solids

Classe de risco de água (WGK)

WGK 1

Ponto de fulgor (°F)

Not applicable

Ponto de fulgor (°C)

Not applicable


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