PE/Fire™ 640 anti-mouse CD152 Antibody, CD152, UC10-4B9,BioLegend,106333

The UC10-4B9 antibody can enhance T cell co-stimulation by blocking CTLA-4 interactions with the B7 co-receptors, favoring CD28 interactions. Additional reported applications (for the relevant formats) include: immunoprecipitation1,in vitrostimulation,in vitroandin vivoblocking1-4of ligand binding, and as ELISA capture antibody5. To reduce non-specific binding to cells bearing Fc-receptors, pre-incubation of cells with anti-mouse CD16/CD32, clone 93 (Cat. No. 101301/101302), is recommended prior to immunofluorescent staining. For most successful immunofluorescent staining results, it may be important to maximize signal over background by using a relatively bright fluorochrome-antibody conjugate (Cat. No. 106306) or by using a high sensitivity, three-layer staining technique (e.g., including a biotinylated anti-Armenian hamster IgG (Cat. No. 405501) second step, followed by SAv-PE (Cat. No. 405204)). The Ultra LEAF™ purified antibody (Endotoxin < 0.01 EU/µg, Azide-Free, 0.2 µm filtered) is recommended for functional assays (Cat. No. 106327).

Host

Armenian Hamster

Reactivity

Mouse

Application

FC - Quality Tested

Platform ID

BAB973368405

BioLegend

Headquarters

8999 BioLegend Way San Diego, CA 92121 United States

Contact

Tel: 1-858-455-9588
Fax: +49 (4131) 7023913

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Product Specifications
Scientific Background

Specifications

NamePE/Fire™ 640 anti-mouse CD152 Antibody, CD152, UC10-4B9
Cat. No.106333
HostArmenian Hamster
RRIDAB_2936682 (BioLegend Cat. No. 106333)AB_2936682 (BioLegend Cat. No. 106334)
IsotypeArmenian Hamster IgG
ReactivityMouse
ApplicationFC - Quality Tested
ClonalityMonoclonal
Clone NumberUC10-4B9
Concentration0.2 mg/mL
TargetCD152
ImmunogenMouse CTLA-4-mouse IgG2a fusion protein
PurityThe antibody was purified by affinity chromatography and conjugated with PE/Fire™ 640 under optimal conditions.
FormulationPhosphate-buffered solution, pH 7.2, containing 0.09% sodium azide
StorageThe antibody solution should be stored undiluted between 2°C and 8°C, and protected from prolonged exposure to light.Do not freeze.
Regulatory StatusResearch Use Only

Scientific Background

CD152, also known as CTLA-4 or Ly-56, is a 33 kD member of the immunoglobulin superfamily. It is expressed on activated T and B lymphocytes. CD152 is similar to CD28 in amino acid sequence, structure, and genomic organization and these two receptors share common B7 family counter-receptors (B7-1, B7-2). Whereas CD28 delivers a costimulatory signal in T cell activation, CTLA-4 negatively regulates cell-mediated immune responses. CD152 is thought to play a role in the induction and maintenance of immunological tolerance as well as the development of protective immunity and thymocyte regulation.

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