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MABF389

Sigma-Aldrich

Anti-CD152 (CTLA-4) Antibody (mouse), APC, clone UC10-4F10-11

clone UC10-4F10-11, 0.2 mg/mL, from hamster(Armenian)

Synonym(s):

Cytotoxic T-lymphocyte protein 4, Cytotoxic T-lymphocyte-associated antigen 4, CTLA-4, CD152

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About This Item

UNSPSC Code:
12352203
eCl@ss:
32160702
NACRES:
NA.41

biological source

hamster (Armenian)

Quality Level

conjugate

Allophycocyanin conjugate

antibody form

purified antibody

antibody product type

primary antibodies

clone

UC10-4F10-11, monoclonal

species reactivity

mouse

concentration

0.2 mg/mL

technique(s)

flow cytometry: suitable

isotype

IgG

UniProt accession no.

shipped in

wet ice

target post-translational modification

unmodified

Gene Information

mouse ... Ctla4(12477)

General description

The UC10-4F10-11 antibody is specific for mouse CD152, commonly known as CTLA-4, a 33-37 kDa protein expressed as a homodimer on the surface of activated T and B cells, and on thymocytes. CTLA-4 is structurally similar, yet functionally disparate, to the T cell co-stimulatory molecule CD28. Both CTLA-4 and CD28 interact with the co-stimulatory molecules CD80 (B7-1) and CD86 (B7-2) on antigen-presenting cells, with CTLA-4 displaying a higher avidity than CD28. While CD28 typically delivers a potent co-stimulatory signal in support of T cell activation, CTLA-4 appears to act as a negative regulator of T cell activation and may contribute to the suppressor function of Treg cells.CTLA-4 proteins may be initially sequestered within Golgi vesicles, from which they can be rapidly transferred to and from the cell surface, a mechanism by which Treg cells can selectively impart suppressive functions. The UC10-4F10-11 antibody may be used for flow cytometric analysis of CTLA-4 expression.

Immunogen

Immunogen information for this antibody is proprietary information.

Application

Research Category
Inflammation & Immunology
This armenian hamster monoclonal antibody Anti-CD152 (CTLA-4) (mouse), APC & clone UC10-4F10-11 validated for use in Flow Cytometry for the detection of CD152 (CTLA-4).

Quality

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: 0.06 μg of this antibody detected CD152 (CTLA-4) in one million C57Bl/6 splenocytes.

Physical form

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

Storage and Stability

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

Disclaimer

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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Storage Class Code

12 - Non Combustible Liquids

WGK

nwg

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable


Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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Francesco Marangoni et al.
Cell, 184(15), 3998-4015 (2021-06-23)
Foxp3+ T regulatory (Treg) cells promote immunological tumor tolerance, but how their immune-suppressive function is regulated in the tumor microenvironment (TME) remains unknown. Here, we used intravital microscopy to characterize the cellular interactions that provide tumor-infiltrating Treg cells with critical

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