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Key Documents

MABF418

Sigma-Aldrich

Anti-CD4 Antibody (human), PerCP-Cy5.5, clone OKT4

clone OKT4, from mouse

同義詞:

T-cell surface glycoprotein CD4, T-cell surface antigen T4/Leu-3, CD antigen CD4

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About This Item

分類程式碼代碼:
12352203
eCl@ss:
32160702
NACRES:
NA.44

生物源

mouse

品質等級

共軛

PerCP-Cy5.5

抗體表格

purified antibody

抗體產品種類

primary antibodies

無性繁殖

OKT4, monoclonal

物種活性

human

包裝

pkg of 5 μL (0.25 μg/test)

技術

flow cytometry: suitable
immunocytochemistry: suitable
immunohistochemistry: suitable
immunoprecipitation (IP): suitable
western blot: suitable

同型

IgG2bκ

UniProt登錄號

運輸包裝

wet ice

目標翻譯後修改

unmodified

基因資訊

human ... CD4(920)

一般說明

The OKT4 antibody reacts with human CD4, a 59 kDa protein which acts as a co-receptor for the T cell receptor (TCR) in its interaction with MHC Class II molecules on antigen-presenting cells. The extracellular domain of CD4 binds to the beta-2 domain of MHC Class II, while its cytoplasmic tail provides a binding site for the tyrosine kinase lck, facilitating the signaling cascade that initiates T cell activation. CD4, and co-receptors CCR5 and CXCR4, may also be utilized by HIV-1 to enter T cells. Human CD4 is typically expressed on thymocytes, some mature T cell populations such as Th17 and T regulatory (Treg) cells, as well as on dendritic cells.The OKT4 antibody is widely used as a phenotypic marker for CD4 expression. It is cross-reactive with CD4 in several non-human species, including Chimpanzee, Cynomolgus and Rhesus. This antibody recognizes a different epitope, and thus does not block binding of, the alternative Anti-Human CD4 antibody clone RPA-T4 (Reinherz EL, et al. 1979. Proc. Natl. Acad. Sci. 76:4061-4065)

免疫原

Immunogen information for this antibody is proprietary information.

應用

Research Category
Inflammation & Immunology
This mouse monoclonal antibody Anti-CD4 (human), PerCP-Cy5.5, clone OKT4 validated for use in western blotting, IP, ICC, Immunofluorescence & Flow Cytometry for the detection of CD4.

品質

The monoclonal antibody was purified from tissue culture supernatant via affinity chromatography. The purified antibody was conjugated under optimal conditions, with unreacted dye removed from the preparation.

Flow Cytometry Analysis: 0.25 µg of this antibody detected CD4 in one million human peripheral blood lymphocytes.

外觀

Size Exclusion Chromatography
Purified Mouse Monoclonal Antibody in buffer containing 10 mM NaH2PO4, 150 mM NaCl, 0.1% gelatin, pH 7.2, and up to 0.1% sodium azide.

儲存和穩定性

It is recommended to store the product undiluted at 2-8°C and protected from prolonged exposure to light. Do not freeze.

免責聲明

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.

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儲存類別代碼

12 - Non Combustible Liquids

水污染物質分類(WGK)

nwg

閃點(°F)

Not applicable

閃點(°C)

Not applicable


分析證明 (COA)

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