CD9 anticorps
Aperçu rapide pour CD9 anticorps (ABIN111919)
Antigène
Voir toutes CD9 AnticorpsReactivité
Hôte
Clonalité
Conjugué
Application
Clone
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Specificité
- Clone K41 detects CD9. Antigen distribution on Isolated cells: CD9 is mainly expressed on platelets, on early B-cells, and monocytes. Further reactivity could be seen with basophiles and eosinophiles. CD9 is used for the characterization of leukaemias and lymphomas. 90 % of non-T acute lymphoblastic leukaemic cells, 50 % of acute myeloid as well as chronic lymphoid leukaemias express the antigen. Tissue sections: glomeruli, sinus histiocytes, germinal centre, brain white matter, nerves, skin, and vascular smooth muscles.
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Purification
- Affinity chromatography.
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Immunogène
- Vero cells
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Isotype
- IgG1
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Indications d'application
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Suitable for Immunohistochemistry on: Frozen sections: 2-5 μg/mL, 1/80-1/200). Paraffin sections: 8 μg/mL, 1/50, pretreatment is not necessary. Suggested positive control: human tonsil. Also works in FACS and Western blot.
Other applications not tested.
Optimal dilutions are dependent on conditions and should be determined by the user. -
Protocole
- Protocol with frozen, ice-cold acetone-fixed sections: The whole procedure is performed at room temperature1. Wash in PBS2. Block endogenous peroxidase3. Wash in PBS4. Block with 10% normal goat serum in PBS for 30min. in a humid chamber5. Incubate with primary antibody (dilution see datasheet) for 1h in a humid chamber6. Wash in PBS7. Incubate with secondary antibody (peroxidase-conjugated goat anti mouse IgG+IgM(H+L) minimal-cross reaction to human) for 1h in a humid chamber8. Wash in PBS9. Incubate with AEC substrate (3-amino-9-ethylcarbazol) for 12min. 10. Wash in PBS11. Counterstain with Mayer's hemalum
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Restrictions
- For Research Use only
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Reconstitution
- Restore with 0.5 mL distilled water.
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Concentration
- 0.4 mg/mL
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Buffer
- PBS, pH 7.2 with 10 mg/mL BSA as a stabilizer and 0.01 % thimerosal as a preservative.
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Agent conservateur
- Thimerosal (Merthiolate)
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Précaution d'utilisation
- This product contains thimerosal (merthiolate): a POISONOUS AND HAZARDOUS SUBSTANCE which should be handled by trained staff only.
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Conseil sur la manipulation
- Avoid repeated freezing and thawing.
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Stock
- 4 °C/-20 °C
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Stockage commentaire
- Store the antibody at 2-8 °C for one month or (in aliquots) at -20 °C for longer.
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- CD9
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Autre désignation
- CD9
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Sujet
- CD9 is a member of the tetraspan or transmembrane 4 superfamily. The family members (CD9, CD63, CD37, Cd53, CD81, CD82, CD151) show a high degree of homology in their membrane-spanning domain. CD9 is the only member with N-linked sugar bound to the first extracellular segment. Tetraspans are expressed by many cell types and show a different subcellular distribution. CD9 is constitutively surface-expressed by platelets and pre-B cells and is present in the alpha-granules of platelets. The participation of different tetraspan members in signalling complexes on B and T cells have been described. Furthermore, association of CD9 with beta1 integrins has been found. Anti CD9 monoclonal antibodies induce homotypic pre-B cell aggregation and fibronectin receptor-mediated adherence of these cells to bone marrow fibroblasts. Recent observations suggest a role of CD9 in adhesion.Synonyms: 5H9 antigen, Cell growth-inhibiting gene 2 protein, GIG2, Leukocyte antigen MIC3, MIC3, Motility-related protein, TSPAN29, Tetraspanin-29, p24
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ID gène
- 928
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NCBI Accession
- NP_001760
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UniProt
- P21926
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Pathways
- Response to Water Deprivation, Cell-Cell Junction Organization
Antigène
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