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I6277

Sigma-Aldrich

Anti-Interleukin-2 Soluble Receptor β antibody produced in goat

affinity isolated antibody, lyophilized powder

Synonyme(s) :

Anti-IL-2 sRβ

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About This Item

Numéro MDL:
Code UNSPSC :
51111800

Source biologique

goat

Conjugué

unconjugated

Forme d'anticorps

affinity isolated antibody

Type de produit anticorps

primary antibodies

Clone

polyclonal

Forme

lyophilized powder

Espèces réactives

human

Technique(s)

indirect ELISA: suitable
neutralization: suitable
western blot: suitable

Numéro d'accès UniProt

Température de stockage

−20°C

Informations sur le gène

human ... IL2RB(3560)

Description générale

Interleukin-2 (IL-2) is a cytokine produced by activated T cells in response to antigen stimulation. IL-2 is important for proliferation of lymphocytes, natural killer cells and macrophages and in the differentiation of CD4+ cells into Th1 and Th2 effector cells. The effects of IL-2 are mediated by the signalling activated by its binding to IL-2 receptor (IL-2 R). IL-2 R which contains three membrane subunits: α, β and γ. The β and the γ subunits complex results in the binding of IL-2 with higher affinity. IL-2 R β is expressed on resting monocytes and B cells, CD8+ and CD4+T cells, NK cells and neutrophils and mature thymocytes. IL-2 R activates key signalling pathways such as MAPK, JAK/STAT as well as PI3K/Akt. Activation of these pathways modulates production of inflammatory cytokines, survival and progression through cell cycle
Anti-Human IL-2 soluble receptor β (IL-2 sRβ) specifically reacts with human IL-2 Rβ. The antibody shows less than 15% cross reactivity with recombinant human IL-3 sRα, less than 5% cross reactivity with recombinant human IL-1 RII, IL-2 sRγ, IL-5 sRα, and less than 2% cross reactivity with recombinant human IL-2 sRα, IL-4 sR, and IL-5sRβ. In addition, the antibody shows no cross reactivity with other cytokines tested.

Spécificité

The antibody will neutralize human cell surface IL-2 receptor β mediated-bioactivity. For cells expressing high affinity IL-2 receptors, use of both anti-IL-2 Rα and anti-IL-2 Rβ is recommended. The antibody shows ≤15% cross-reactivity with recombinant human IL-3 sRα, ≤5% cross-reactivity with recombinant human IL-1 RII, IL-2 sRγ, IL-5 sRα, and ≤2% cross-reactivity with recombinant human IL-2 sRα, IL-4 sR, and IL-5 sRβ.

Immunogène

recombinant human IL-2 soluble receptor β (IL-2 sRβ) expressed in Sf 21 insect cells.

Application

Anti-Human IL-2 soluble receptor β (IL-2 sRβ) antibody may be used for immunoblotting at a working concentration of 1-2 μg/ml. For indirect ELISA, the recommended concentration is 0.5-1.0 μg/ml. The antibody is suitable for IL-2 sRβ neutralization reactions at a working antibody concentration of 10-30 μg/ml.

Forme physique

Lyophilized from a 0.2 μm filtered solution in phosphate buffered saline.

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Code de la classe de stockage

10 - Combustible liquids

Classe de danger pour l'eau (WGK)

WGK 1

Point d'éclair (°F)

Not applicable

Point d'éclair (°C)

Not applicable


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Consulter la Bibliothèque de documents

Matthew A Williams et al.
Nature, 441(7095), 890-893 (2006-06-17)
Although interleukin-2 (IL-2) was initially characterized as the primary T-cell growth factor following in vitro activation, less is known about its role in shaping T-cell responses to acute infections in vivo. The use of IL-2- or IL-2-receptor-deficient mice is problematic
Hans Dooms et al.
Journal of immunology (Baltimore, Md. : 1950), 172(10), 5973-5979 (2004-05-07)
The acquisition of long-term survival potential by activated T lymphocytes is essential to ensure the successful development of a memory population in the competitive environment of the lymphoid system. The factors that grant competitiveness for survival to primed T cells
B H Nelson et al.
Advances in immunology, 70, 1-81 (1998-10-02)
Studies of the biology of the IL-2 receptor have played a major part in establishing several of the fundamental principles that govern our current understanding of immunology. Chief among these is the contribution made by lymphokines to regulation of the
Katrina K Hoyer et al.
Immunological reviews, 226, 19-28 (2009-01-24)
Interleukin-2 (IL-2) has multiple, sometimes opposing, functions during an inflammatory response. It is a potent inducer of T-cell proliferation and T-helper 1 (Th1) and Th2 effector T-cell differentiation and provides T cells with a long-lasting competitive advantage resulting in the
Arian Laurence et al.
Immunity, 26(3), 371-381 (2007-03-17)
Recent work has identified a new subset of effector T cells that produces interleukin (IL)-17 known as T helper 17 (Th17) cells, which is involved in the pathophysiology of inflammatory diseases and is thought to be developmentally related to regulatory

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