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H7041

IL-2 human

≥98% (SDS-PAGE), recombinant, expressed in HEK 293 cells, lyophilized powder, suitable for cell culture

Synonyma:

Interleukin-2, T-cell growth factor

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Vybrat velikost

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Velikost baleníSkladová položkaDostupnostCena
10 μg
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6 130,00 Kč
5 x 10 μg
Obraťte se na zákaznický servis a vyžádejte si informaci o dostupnosti.
26 700,00 Kč

O této položce

UNSPSC Code:
12352202
NACRES:
NA.77
MDL number:
Biological source:
human
Recombinant:
expressed in HEK 293 cells
Form:
lyophilized powder
Mol wt:
monomer 15 kDa (glycosylated)

6 130,00 Kč


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Název produktu

Interleukin-2 human, IL-2, recombinant, expressed in HEK 293 cells, suitable for cell culture, endotoxin tested

biological source

human

Quality Segment

recombinant

expressed in HEK 293 cells

form

lyophilized powder

potency

≤5.0 ng/mL ED50

quality

endotoxin tested

mol wt

monomer 15 kDa (glycosylated)

packaging

pkg of 5X10 μg, pkg of 10 μg, pkg of 100 μg

technique(s)

cell culture | mammalian: suitable

UniProt accession no.

storage temp.

−20°C

Gene Information

human ... IL2(3558)

General description

Interleukin-2 (IL-2) is an α-helical cytokine belonging to T-helper cell type 1. It has a molecular weight of 15kDa. The IL2 gene is mapped to human chromosome 4q27. IL-2 is originally called as T cell growth factor.

Application

Interleukin-2 human has been used to culture peripheral blood mononuclear cells (PBMC). It has been used to activate effector cell (PBMC) and to study antibody-dependent cell-mediated cytotoxicity.

Biochem/physiol Actions

Interleukin-2 (IL-2) is an immunomodulatory factor produced by certain subsets of T lymphocytes. This lympho­kine promotes long term growth of acti­vated T cells and related cell types. IL-2 plays a role in the activation and proliferation of NK cells, induces γ-inter­feron and B cell growth factor secretion, and modulates the expression of the IL-2 receptor.
Interleukin-2 (IL-2) is essential for proliferation of natural killer (NK) cells, lymphocytes and macrophages. It plays a key role in the immune system functions such as NK cell-stimulated immune responses. IL-2 also mediates the formation and essential functions of regulatory T cells. It is implicated in autoimmune disease. IL-2 is associated with apoptosis and thus, possesses antitumor response. IL-2 mediates CD41+ T-cells differentiation into T-helper cell 1 and 2 effector subsets, preventing T-helper 17 differentiation.

Preparation Note

Human Interleukin-2 (IL-2) expressed in human HEK 293 cells is a glycosylated monomer with a molecular mass of 15 kDa. Production in human HEK 293 cells offers authentic glycosylation. Glycosylation contributes to stability in cell growth media and other applications.

Analysis Note

The specific activity was determined by the dose-dependent stimulation of the proliferation of mouse CTLL-2 cells (mouse cytotoxic T cell line).

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Tato položka
I264457600I2276
recombinant

expressed in HEK 293 cells

recombinant

expressed in E. coli

recombinant

expressed in E. coli

recombinant

expressed in baculovirus infected Sf21 cells

technique(s)

cell culture | mammalian: suitable

technique(s)

cell culture | mammalian: suitable

technique(s)

-

technique(s)

cell culture | mammalian: suitable

biological source

human

biological source

human

biological source

human

biological source

human

Quality Level

100

Quality Level

200

Quality Level

100

Quality Level

200

form

lyophilized powder

form

lyophilized powder

form

liquid

form

lyophilized powder

Gene Information

human ... IL2(3558)

Gene Information

-

Gene Information

human ... IL2(3558)

Gene Information

human ... IL12A(3592), IL12B(3593)


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Skladovací třída

11 - Combustible Solids

wgk

WGK 2

flash_point_f

Not applicable

flash_point_c

Not applicable



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Osvědčení o analýze (COA)

Lot/Batch Number

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Potřebujete-li konkrétní verzi, můžete vyhledat daný certifikát podle čísla dávky nebo čísla šarže.

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Sortimentní položky

Discover answers to your frequently asked questions about animal component-free, xenobiotic-free, and chemically defined media and reagents for cell culture.

Související obsah






Globální číslo obchodní položky

Skladová položkaGTIN
H7041-5X10UG04061833803264
H7041-10UG04061833803202

Questions

1–2 of 2 Questions  
  1. I would like to use this IL-2 for culturing cell lines. The protocol specifies adding 10 U/ml IL-2 (H7041), but the IL-2 available is in a 10 μg quantity. I need to determine the appropriate amount to add for culturing. Could you help me to calculate it?

    1 answer
    1. This product is not tested for unit activity on a lot-to-lot basis. Historical data indicates a minimum activity of 1.7 x106 IU/mg. The material is tested for dose dependent stimulation of proliferation in CTLL-2 cells. The ED50 is reported in the Certificate of Analysis. Please see the link below to review a sample or lot-specific Certificate:
      https://www.sigmaaldrich.com/US/en/product/sigma/h7041#product-documentation

      Helpful?

  2. I want to know the activity (in unit) of this product. How can I converse EC50 to U/mg or U/mL?

    1 answer
    1. This product is not tested against a WHO/NIBSC standard. The unit activity is not available. Please see the sample Certificate of Analysis: https://www.sigmaaldrich.com/certificates/sapfs/PROD/sap/certificate_pdfs/COFA/Q14/H7041-10UG-PW0000173569.pdf

      Helpful?

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