HLA-DR antibody
Quick Overview for HLA-DR antibody (ABIN3027002)
Target
Reactivity
Host
Clonality
Conjugate
Application
Clone
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Characteristics
- This mAb reacts with the HLA-DR antigen, a member of MHC class II molecules. It does not cross react with HLA-DP and HLA-DQ. HLA-DR is a heterodimeric cell surface glycoprotein comprised of a 36 kDa alpha (heavy) chain and a 28 kDa beta (light) chain. It is expressed on B-cells, activated T-cells, monocytes/macrophages, dendritic cells and other non-professional APCs. In conjunction with the CD3/TCR complex and CD4 Molecules, HLA-DR is critical for efficient peptide presentation to CD4+ T cells. It is an excellent histiocytic marker in paraffin sections producing intense cytoplasmic staining. True histiocytic neoplasms are similarly positive. HLA-DR antigens also occur on a variety of epithelial cells and their corresponding neoplastic counterparts.
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Purification
- Protein G affinity chromatography
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Immunogen
- Raji cells were used as the immunogen for the HLA-DR antibody.
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Isotype
- IgG2a kappa
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Application Notes
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Optimal dilution of the HLA-DR antibody should be determined by the researcher.
1. Staining of formalin-fixed tissues requires boiling tissue sections in 10 mM Citrate buffer, pH 6.0, for 10-20 min followed by cooling at RT for 20 min
2. The prediluted format is supplied in a dropper bottle and is optimized for use in IHC. After epitope retrieval step (if required), drip mAb solution onto the tissue section and incubate at RT for 30 min.\. Flow Cytometry: 0.5-1 μg/million cells in 0.1ml,Immunofluorescence: 0.5-1 μg/mL,Immunohistochemistry (FFPE): 1-2 μg/mL for 30 min at RT (1),Prediluted format : incubate for 30 min at RT (2) -
Restrictions
- For Research Use only
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Concentration
- 1 mg/mL
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Buffer
- 1 mg/mL in 1X PBS, BSA free, sodium azide free
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Preservative
- Azide free
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Storage
- 4 °C,-20 °C
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Storage Comment
- Store the HLA-DR antibody at 2-8°C (with azide) or aliquot and store at -20°C or colder (without azide).
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- HLA-DR
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Alternative Name
- HLA-DR (MHC II)
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Background
- This mAb reacts with the HLA-DR antigen, a member of MHC class II molecules. It does not cross react with HLA-DP and HLA-DQ. HLA-DR is a heterodimeric cell surface glycoprotein comprised of a 36 kDa alpha (heavy) chain and a 28 kDa beta (light) chain. It is expressed on B-cells, activated T-cells, monocytes/macrophages, dendritic cells and other non-professional APCs. In conjunction with the CD3/TCR complex and CD4 Molecules, HLA-DR is critical for efficient peptide presentation to CD4+ T cells. It is an excellent histiocytic marker in paraffin sections producing intense cytoplasmic staining. True histiocytic neoplasms are similarly positive. HLA-DR antigens also occur on a variety of epithelial cells and their corresponding neoplastic counterparts.
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Pathways
- Human Leukocyte Antigen (HLA) in Adaptive Immune Response
Target
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