CD8B Antikörper (Biotin)
Kurzübersicht für CD8B Antikörper (Biotin) (ABIN2689440)
Target
Alle CD8B Antikörper anzeigenReaktivität
Wirt
Klonalität
Konjugat
Applikation
Klon
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Produktmerkmale
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The 341 antibody reacts with the β chain of the CD8 antigen on most thymocytes and a subpopulation of mature T lymphocytes (ie, MHC class I-restricted T cells, including most T suppressor/cytotoxic cells). The CD8 α and β chains (CD8a and CD8b, respectively) form a heterodimer on the surface of most thymocytes and thymus-dependent T suppressor/cytotoxic cells, whereas intestinal intraepithelial lymphocytes, many CD8+ T cells of athymic rats, many activated CD4+ T cells, and most NK cells express CD8a without CD8b. It has been suggested that the expression of the CD8a/CD8b heterodimer is restricted to thymus-derived T lymphocytes. CD8 is an antigen co-receptor on the T cell surface which interacts with MHC class I molecules on antigen-presenting cells. It participates in T-cell activation through its association with the T-cell receptor complex and protein tyrosine kinase lck. Macrophages have also been reported to express CD8 α and β chains, which are involved in signal transduction. The 341 mAb blocks proliferative and cytotoxic in vitro responses of CD8+ effectors to allogeneic cells. Two-color analysis of the expression of CD8b on rat spleen cells. Lewis rat splenocytes were simultaneously stained with FITC-conjugated anti-rat CD8a mAb OX-8 (Cat. no. 554856) and biotinylated mAb 341 (Right panel ), followed by Streptavidin-PE (Cat. no. 554061). Note that the CD8a+CD8b- population represents NK cells. Flow cytometry was performed on a BD FACScan™ flow cytometry system.
BD Pharmingen™ Biotin Mouse Anti-Rat CD8b - Biotin - Clone 341 - Isotype Mouse IgG1, κ - Reactivity Rat - 0.1 mg -
Aufreinigung
- The monoclonal antibody was purified from tissue culture supernatant or ascites by affinity chromatography.
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Immunogen
- CD8-positive Wistar rat splenic T-cell hybridomas
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Isotyp
- IgG1 kappa
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Applikationshinweise
- Optimal working dilution should be determined by the investigator.
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Beschränkungen
- Nur für Forschungszwecke einsetzbar
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Konzentration
- 0.5 mg/mL
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Buffer
- Aqueous buffered solution containing ≤0.09 % sodium azide.
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Konservierungsmittel
- Sodium azide
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Vorsichtsmaßnahmen
- This product contains Sodium azide: a POISONOUS AND HAZARDOUS SUBSTANCE which should be handled by trained staff only.
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Handhabung
- The antibody was conjugated with biotin under optimum conditions, and unreacted biotin was removed.
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Lagerung
- 4 °C
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Informationen zur Lagerung
- Store undiluted at 4°C and protected from prolonged exposure to light. Do not freeze.
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: "A novel CD8 molecule expressed by alveolar and peritoneal macrophages stimulates nitric oxide production." in: Journal of immunology (Baltimore, Md. : 1950), Vol. 158, Issue 4, pp. 1833-40, (1997) (PubMed).
: "The T cell receptor as a multicomponent signalling machine: CD4/CD8 coreceptors and CD45 in T cell activation." in: Annual review of immunology, Vol. 10, pp. 645-74, (1992) (PubMed).
: "Differential thymus dependence of rat CD8 isoform expression." in: European journal of immunology, Vol. 22, Issue 11, pp. 2841-8, (1992) (PubMed).
: "The biologic roles of CD2, CD4, and CD8 in T-cell activation." in: Annual review of immunology, Vol. 7, pp. 579-99, (1989) (PubMed).
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- CD8B (CD8b Molecule (CD8B))
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Andere Bezeichnung
- CD8b
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Pathways
- T-Zell Rezeptor Signalweg
Target
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