T-Cell Surface Glycoprotein CD8 Beta Chain (CD8B) Antibody (PE)

689€ (100 tests)
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935106861
info@markelab.com
name
T-Cell Surface Glycoprotein CD8 Beta Chain (CD8B) Antibody (PE)
category
Primary Antibodies
provider
Abbexa
reference
abx270851
tested applications
FCM
Description
Cluster Of Differentiation 8b (CD8b) Antibody (PE) is a Rabbit Polyclonal Antibody conjugated to PE against Cluster Of Differentiation 8b (CD8b) for use in flow cytometry.
Documents del producto
Instrucciones
Data sheet
Product specifications
| Category | Primary Antibodies  | 
| Immunogen Target | T-Cell Surface Glycoprotein CD8 Beta Chain (CD8B)  | 
| Host | Rabbit  | 
| Reactivity | Human  | 
| Recommended Dilution | FCM: 1-5 µl/106 cells. Optimal dilutions/concentrations should be determined by the end user.  | 
| Clonality | Polyclonal  | 
| Conjugation | PE  | 
| Isotype | IgG  | 
| Purification | Purified by antigen-specific affinity chromatography.  | 
| Size 1 | 100 tests  | 
| Size 2 | 200 tests  | 
| Size 3 | 500 tests  | 
| Form | Liquid  | 
| Tested Applications | FCM  | 
| Buffer | 0.01 M PBS, pH 7.4, containing 0.05% Proclin-300, 50% glycerol.  | 
| Availability | Please enquire.  | 
| Storage | Aliquot and store at 2°C to 8°C upon receipt. Avoid exposure to light.  | 
| Dry Ice | No  | 
| Alias | LY3,P37,LEU2,LYT3,Ly-3,CD8B1,CD8beta,T-cell surface glycoprotein CD8 beta chain  | 
| Background | Antibody anti-CD8B  | 
| Status | RUO  | 
Descripción
The CD8B gene encodes the beta subunit of the CD8 glycoprotein, which typically pairs with CD8A to form the CD8αβ heterodimer. This structure is primarily expressed on cytotoxic T lymphocytes (CTLs), enabling T-cell recognition of MHC class I-peptide complexes. CD8B plays a key role in enhancing TCR signaling and antigen-specific responses by associating with the intracellular signaling protein Lck (lymphocyte-specific protein tyrosine kinase). Unlike CD8A, CD8B is required for high-affinity TCR interactions, making it critical for T-cell activation and target cell lysis. CD8B expression is tightly regulated during T-cell development in the thymus. Dysregulation of CD8B may lead to impaired immune responses, contributing to susceptibility to infections and autoimmune disorders.
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