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Description
The DTA-1 antibody reacts with GITR [Glucocorticoid-induced Tumor necrosis factor (TNF) receptor family-Related], a 66-70kDa homodimer glycoprotein that is a member of the TNF receptor superfamily and is also known as TNFRSF18 (Shimuzu 2002). As its name implies, GITR expression was first detected in T lymphocytes that had been treated with dexamethasone, a glucocorticoid (Nocentini). In normal naive mice, GITR is expressed at moderate levels on CD25-positive/CD4-positive/CD8a-negative thymocytes and on CD25-positive/CD4-positive/CD45RB-low splenocytes (Shimuzu 2002, Uraushihara). It is also expressed at low levels on splenic CD25-negative/CD4-positive/CD45RB-low T lymphocytes, B lymphocytes, macrophages, and dendritic cells (Shimuzu 2002,Uraushihara). Activation of T and B lymphocytes upregulates GITR expression (Shimuzu 2002). GITR is a costimulatory receptor that plays an important role in Regulatory T (Treg)-cell functions, and a GITR Ligand has been detected on B lymphocytes, macrophages, and dendritic cells (Ji, Tone). mAb DTA-1 abrogates suppression by Treg cells without affecting their proliferative response, while it is co-stimulatory for T lymphocytes that are not Treg cells. (Bielharz, Dittmer, Kohm, Shimizu 2002, Shimizu 2003, Uraushihara).
Host Species: Rat
Clone: DTA-1
Isotype: IgG2b, λ
Cross Reactivity: Mouse
Flow Cytometry
Specifications
Specifications
| Antigen | GITR |
| Applications | Flow Cytometry |
| Classification | Monoclonal |
| Clone | DTA-1 |
| Concentration | 0.2mg/mL |
| Conjugate | PE |
| Description | GITR; Gitr; glucocorticoid-induced TNFR-related protein; Tnfrsf18; AITR |
| Formulation | Aqueous buffered solution containing ≤0.09% sodium azide. |
| Host Species | Rat |
| Immunogen | Mouse CD25+ CD4+ T Cell Line |
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For Research Use Only.
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