CD86 Antibody

CD86, Rat Anti-Mouse
Cat. No.
BT4619
Source
Synonyms
B70, B7-2, LAB72, CD28LG2, FUN-1, BU63.
Appearance
Purity
Usage
THE BioTek's products are furnished for LABORATORY RESEARCH USE ONLY. The product may not be used as drugs, agricultural or pesticidal products, food additives or household chemicals.
Shipped with Ice Packs
In Stock

Description

Product Specs

Introduction
CD86, also known as B7, is a type I transmembrane protein belonging to the immunoglobulin superfamily. Primarily expressed on antigen-presenting cells (APCs), CD86 plays a critical role in regulating T cell activation. It serves as a ligand for two key proteins on the T cell surface: CD28 and cytotoxic T-lymphocyte-associated protein 4 (CTLA-4). Interaction between CD86 and CD28 provides a co-stimulatory signal essential for initiating T cell responses. Conversely, binding of CD86 to CTLA-4 delivers an inhibitory signal that dampens T cell activation and modulates immune responses.
Formulation
Supplied as a lyophilized powder. Upon reconstitution, the antibody concentration is 1 mg/ml in phosphate-buffered saline (PBS).
Storage Procedures
Store the lyophilized antibody at 4°C. Following reconstitution, the antibody is stable for one month when stored at 4°C. For long-term storage, aliquot the reconstituted antibody and store at -20°C.
Solubility
Reconstitute the lyophilized antibody by adding sterile water (H2O). Gently mix the solution to ensure complete dissolution. Briefly centrifuge the vial to collect any droplets on the sides. Allow the reconstituted antibody to sit at room temperature for 30-60 seconds before use.
Applications
This antibody is suitable for use in blocking experiments and cell staining applications. For staining cells, use 10 µl of antibody per 10^6 cells. The optimal antibody concentration for blocking T cell activation should be determined empirically by the investigator.
Available Conjugates
This antibody is currently available conjugated to Biotin and FITC only.
Synonyms
B70, B7-2, LAB72, CD28LG2, FUN-1, BU63.
Purification Method
Protein-A.
Type
Rat Anti Mouse Monoclonal.
Clone
mB7-2.
Immunogen
Purified mouse LPS-activated B cells.
Ig Subclass
Rat IgG2a.

Product Science Overview

Structure and Function

CD86 is an 80 kDa protein that serves as a ligand for two important receptors on T cells: CD28 and CTLA-4 (CD152) . The interaction between CD86 and CD28 provides a co-stimulatory signal necessary for T cell activation, proliferation, and cytokine production. Conversely, the interaction between CD86 and CTLA-4 delivers an inhibitory signal that helps regulate and maintain immune homeostasis .

Expression and Regulation

CD86 is expressed on the surface of APCs and is upregulated in response to inflammatory stimuli such as lipopolysaccharides (LPS). This upregulation enhances the ability of APCs to activate T cells and initiate an immune response . CD86 is expressed earlier in the immune response compared to its counterpart, CD80 (B7-1), and plays a pivotal role in the early stages of T cell activation .

Applications in Research

The Rat Anti-Mouse CD86 antibody is widely used in immunological research to study the expression and function of CD86 in various experimental settings. This antibody is particularly useful in flow cytometry, immunohistochemistry, and immunoprecipitation assays . It helps researchers investigate the role of CD86 in T cell activation, immune regulation, and the development of immune-related diseases.

Clinical Relevance

Understanding the function and regulation of CD86 is essential for developing therapeutic strategies for autoimmune diseases, cancer, and transplant rejection. Targeting the CD86-CD28/CTLA-4 pathway can modulate immune responses, making it a potential therapeutic target for various immunological disorders .

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