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Invitrogen
CD25 Monoclonal Antibody (OX39), Biotin, eBioscience™
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FIGURE: 1 / 2
CD25 Antibody (13-0390-81) in Flow
Staining of rat splenocytes with Anti-Rat CD4 FITC (Product # 11-0040-82) and 0.125 µg of Mouse IgG1 K Isotype Control Biotin (Product # 13-4714-85) (left) or 0.125 µg of Anti-Rat CD25 Biotin (right) followed by Streptavidin PE (Product # 12-4317-87). Total viable cells were used for analysis.
Product Details
13-0390-81
Applications
Tested Dilution
Publications
Product Specifications
Host/Isotype
Mouse
/ IgG1, kappa
Recommended Isotype Control
Class
Monoclonal
Type
Antibody
Clone
OX39
Conjugate
Form
Liquid
Concentration
0.5 mg/mL
Amount
50 µg
Storage conditions
4°C, store in dark, DO NOT FREEZE!
Shipping conditions
Wet ice
RRID
Product Specific Information
Description: The OX39 monoclonal antibody reacts with mouse CD25, the 55 kDa interleukin-2 receptor alpha (IL-2R alpha). CD25 is expressed by early progenitors of the T and B lineages as well as by activated mature T and B lymphocytes. By itself, CD25 binds IL-2 only with low affinity. However, CD25 associates with CD122 (IL-2 receptor beta chain) and CD132 (common gamma chain) to form the high affinity IL-2 receptor. CD25 plays a role in lymphocyte differentiation and activation/proliferation.
The OX39 clone has been shown to deplete CD25 cells in vivo.
Applications Reported: This OX39 antibody has been reported for use in flow cytometric analysis and immunohistochemistry.
Applications Tested: This OX39 antibody has been tested by flow cytometric analysis of rat splenocytes. This can be used at less than or equal to 0.125 µg per test. A test is defined as the amount (µg) of antibody that will stain a cell sample in a final volume of 100 µL. Cell number should be determined empirically but can range from 10^5 to 10^8 cells/test. It is recommended that the antibody be carefully titrated for optimal performance in the assay of interest.
Filtration: 0.2 µm post-manufacturing filtered.
Target Information
CD25 (IL2 receptor alpha chain/IL2RA) is a cytokine that plays a role in the proliferation of T and B lymphocytes. The receptor of this cytokine (IL2RA) is a heterotrimeric protein complex with a gamma chain also shared by interleukin 4 (IL4) and interleukin 7 (IL7). IL2RA, IL2R beta chain (IL2RB), and the IL2R gamma chain (IL2RG), constitute the high-affinity IL2 receptor. Homodimeric IL2RA chains result in low-affinity receptor, while homodimeric IL2RB chains produce a medium-affinity receptor. The expression of IL2 in mature thymocytes is monoallelic, which represents an unusual regulatory mode for controlling the precise expression of a single gene. IL2 is primarily produced by mature T cells. IL2 plays an important role as a growth factor, differentiation factor, and regulator of cell death. IL-2 stimulates the proliferation of B cells, augments natural killer cell activity, and inhibits granulocyte macrophage colony formation. The targeted disruption of a similar gene in mice leads to ulcerative colitis-like disease, which suggests a role in the immune response to antigenic stimuli. Mutations in this gene are associated with interleukin 2 receptor alpha deficiency.
For Research Use Only. Not for use in diagnostic procedures. Not for resale without express authorization.
Disclaimer
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If an Invitrogen™ antibody doesn't perform as described on our website or datasheet,we'll replace the product at no cost to you, or provide you with a credit for a future purchase.*
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