Abcam, ab7856, Anti-HLA DR + DP + DQ antibody [CR3/43]

Size: 500µL
Anti-HLA DR + DP + DQ antibody [CR3/43] (ab7856) is a mouse monoclonal antibody detecting HLA DR + DP + DQ in Western Blot, Flow Cytometry, IHC-P . Suitable for Human . - Recombinant format for unrivalled batch-batch consistency - Over 20 publications - Trusted since 2002
Key facts
Host species:Mouse,
Clonality:Monoclonal,
Clone number:CR3/43,
Isotype:IgG1,
Light chain type:kappa,
Carrier free:No,
Reacts with:Human,
Applications:WB, IHC-P, Flow CytSee reactivity dataSee the reactivity data table below for information on validated species and application combinations.,
Immunogen:Cell preparation containing HLA-DPB1 protein. The exact immunogen used to generate this antibody is proprietary information.P04440,
Specificity:The gene of the human histocompatibility complex class II consists of at least four subregions: HLA DP, DQ, and DR, containing a minimum of one alpha and one beta chain. This antibody reacts with the beta-chain of all products of the gene subregions DP, DQ, and DR.

Product details:
Product Specifications
Anti-HLA DR + DP + DQ antibody [CR3/43] (ab7856) is a mouse monoclonal antibody and is validated for use in IHC-P, WB in human samples.
Anti-HLA DR + DP + DQ antibody [CR3/43] (ab7856) specifically detects HLA DR + DP + DQ (UniProt ID: P04440; Molecular weight: 26kDa) and is sold in 500µL selling sizes.
Quality and Validation
Abcam's high quality validation processes ensure Anti-HLA DR + DP + DQ antibody [CR3/43] (ab7856) has high sensitivity and specificity.
Anti-HLA DR + DP + DQ antibody [CR3/43] (ab7856) has been cited over 24 times in peer reviewed journals and is trusted by the scientific community.
Anti-HLA DR + DP + DQ antibody [CR3/43] (ab7856) has 4 independent reviews from customers.
The production method has been switched from hybridoma to recombinant on 06th June 2025.
What are the advantages of a recombinant monoclonal antibody?
This product is a recombinant monoclonal antibody, which offers several advantages including:
- High batch-to-batch consistency and reproducibility
- Improved sensitivity and specificity
- Long-term security of supply
- Animal-free batch production
For more information, read more on
recombinant antibodies

Properties and Storage Information:
Form-Liquid, Purification technique-Affinity purification Protein A, Storage buffer-pH: 7.2 - 7.4Preservative: 0.01% Sodium azideConstituents: PBS, 40% Glycerol (glycerin, glycerine), 0.05% BSA, Shipped at conditions-Blue Ice, Appropriate short-term storage duration-1-2 weeks, Appropriate short-term storage conditions-+4°C, Appropriate long-term storage conditions--20°C, Aliquoting information-Upon delivery aliquot, Storage information-Avoid freeze / thaw cycle