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Description
The rat monoclonal antibody 4A9 recognizes the mouse IL-21 receptor (IL-21R), a member of the cytokine receptor superfamily that closely resembles IL-2Rβ and IL-4Rα. The functional IL-21R, consisting of the IL-21R subunit and the common γ-chain, activates Jak-1, Jak-3, STAT1, STAT3, and STAT5 by binding the ligand, IL-21. The cellular response to ligand binding is complex being dependent on co-stimulation with other molecules and can result in either positive or negative regulatory signals . IL-21R is detected on developing T and B lymphocytes after commitment to each of these lineages with highest expression on mature and activated T and B lymphocytes. It has also been found to be involved in NK cell expansion.
Flow Cytometry
Specifications
Specifications
| Antigen | IL-21 Receptor |
| Applications | Flow Cytometry |
| Classification | Monoclonal |
| Clone | 4A9 |
| Concentration | 0.2mg/mL |
| Conjugate | PE |
| Formulation | Aqueous buffered solution containing ≤0.09% sodium azide. |
| Host Species | Rat |
| Purification Method | Affinity Purified |
| Quantity | 0.1 mg |
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