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AB230296

Anti-CD45 antibody [F10-89-4] - BSA and Azide free

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Mouse Monoclonal CD45 antibody. Carrier free. Suitable for IHC-P, Flow Cyt, ICC/IF and reacts with Human samples.

View Alternative Names

CD45, PTPRC, Receptor-type tyrosine-protein phosphatase C, Leukocyte common antigen, T200, L-CA

4 Images
Flow Cytometry - Anti-CD45 antibody [F10-89-4] - BSA and Azide free (AB230296)
  • Flow Cyt

Lab

Flow Cytometry - Anti-CD45 antibody [F10-89-4] - BSA and Azide free (AB230296)

Flow cytometry overlay histogram showing left Jurkat positive cells and right negative HeLa stained with ab230296 (red line). The cells were incubated in 1x PBS containing 10% human IgG and 10%; normal goat serum to block non-specific protein-protein interaction followed by the antibody ab230296 at 1 μg/ml for 30min on ice.

The secondary antibody Goat anti-mouse IgG H&L (Alexa Fluor® 488, pre-adsorbed) (ab150177) was used at 1/4000 dilution for 30 min at 4°C. Isotype control antibody (black line) was mouse IgG2a (ab18413) used at the same concentration and conditions as the primary antibody. Unlabeled sample (blue line) was also used as a control.

Acquisition of >5,000 events were collected using a 50 mW Blue laser (488nm) and 530/30 bandpass filter. Events were gated on viable single cells.

Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-CD45 antibody [F10-89-4] - BSA and Azide free (AB230296)
  • IHC-P

Supplier Data

Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-CD45 antibody [F10-89-4] - BSA and Azide free (AB230296)

IHC image of CD45 staining in human tonsil formalin fixed paraffin embedded tissue section, performed on a Leica BondTM system using the standard protocol F. The section was pre-treated using heat mediated antigen retrieval with sodium citrate buffer (pH 6, epitope retrieval solution 1) for 20 minutes. The section was then incubated with ab30470, 1 μg/ml, for 15 minutes at room temperature and detected using an HRP conjugated compact polymer system. DAB was used as the chromogen. The section was then counterstained with haematoxylin and mounted with DPX.

This data was developed using the same antibody clone in a different buffer formulation containing PBS and sodium azide (ab30470).

Immunocytochemistry/ Immunofluorescence - Anti-CD45 antibody [F10-89-4] - BSA and Azide free (AB230296)
  • ICC/IF

Supplier Data

Immunocytochemistry/ Immunofluorescence - Anti-CD45 antibody [F10-89-4] - BSA and Azide free (AB230296)

ab30470 staining CD45 in Jurkat (Human T cell leukemia cell line from peripheral blood) cells. The cells were fixed with 4% formaldehyde (10 minutes), then blocked with 1% BSA/10% normal goat serum/0.3M glycine in 0.1% PBS-Tween for 1 hour. The cells were then incubated overnight at +4°C with ab30470 at 5 μg/ml (shown in green) and ab206369, Rabbit monoclonal to beta Tubulin (Alexa Fluor® 594), at 1/250 dilution (shown in red). This was followed by an incubation at room temperature for 1 hour with ab150117, Goat Anti-Mouse IgG H&L (Alexa Fluor® 488) preadsorbed, at 1 μg/ml (shown in green). Nuclear DNA was labelled with DAPI (shown in blue).

Image was taken with a confocal microscope (Leica-Microsystems, TCS SP8).

This product also gave a positive signal under the same testing conditions in Jurkat cells fixed with 80% methanol (5 minutes).

This data was developed using the same antibody clone in a different buffer formulation containing PBS and sodium azide (ab30470).

Flow Cytometry - Anti-CD45 antibody [F10-89-4] - BSA and Azide free (AB230296)
  • Flow Cyt

Unknown

Flow Cytometry - Anti-CD45 antibody [F10-89-4] - BSA and Azide free (AB230296)

Flow cytometry staining of human whole blood with ab230296 (right) or mouse IgG2aκ; (ab18413) isotype (left). Red blood cells of 200 μL blood were lysed, then cells were incubated for 30 min on ice in 1x PBS containing 10 μg/ml human IgG and 10 % normal goat serum to block FC receptors and non-specific protein-protein interaction followed by the antibody (ab230296) or mouse IgG2aκ; (ab18413) isotype (1x106 in 100 μL at 0.2 μg/ml) for 30 min on ice.

The secondary antibody Goat anti-mouse IgG H&L (Alexa Fluor ® 488, pre-adsorbed) (ab150117) was used at 1/2000 dilution for 30 min on ice.

Acquisition of >30000 events were collected using a 50 mW Blue laser (488nm) and 530/30 bandpass filter. Events were gated on alive cells.

  • Unconjugated

    Anti-CD45 antibody [F10-89-4] - Hematopoietic Stem Cell Marker

  • 519 Alexa Fluor® 488

    Alexa Fluor® 488 Anti-CD45 antibody [F10-89-4]

Key facts

Host species

Mouse

Clonality

Monoclonal

Clone number

F10-89-4

Isotype

IgG2a

Carrier free

Yes

Reacts with

Human

Applications

Flow Cyt, ICC/IF, IHC-P

applications

Immunogen

The exact immunogen used to generate this antibody is proprietary information.

Specificity

Clone F10-89-4 reacts with all forms of CD45 expressed by all haematopoietic cells, except erythrocytes, having a higher level of expression on lymphocytes than on granulocytes.

Reactivity data

{ "title": "Reactivity Data", "filters": { "stats": ["", "Species", "Dilution Info", "Notes"], "tabs": { "all-applications": {"fullname" : "All Applications", "shortname": "All Applications"}, "IHCP" : {"fullname" : "Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections)", "shortname":"IHC-P"}, "FlowCyt" : {"fullname" : "Flow Cytometry", "shortname":"Flow Cyt"}, "ICCIF" : {"fullname" : "Immunocytochemistry/ Immunofluorescence", "shortname":"ICC/IF"} }, "product-promise": { "all": "all", "testedAndGuaranteed": "tested", "guaranteed": "expected", "predicted": "predicted", "notRecommended": "not-recommended" } }, "values": { "Human": { "IHCP-species-checked": "testedAndGuaranteed", "IHCP-species-dilution-info": "1-5 µg/mL", "IHCP-species-notes": "<p></p>", "FlowCyt-species-checked": "testedAndGuaranteed", "FlowCyt-species-dilution-info": "0.2-1 µg/mL", "FlowCyt-species-notes": "<p><a href='/en-us/products/primary-antibodies/mouse-igg2c-kappa-monoclonal-18c8bc7ad10-isotype-control-ab170191'>ab170191</a> - Mouse monoclonal IgG2a, is suitable for use as an isotype control with this antibody.</p>", "ICCIF-species-checked": "testedAndGuaranteed", "ICCIF-species-dilution-info": "5-10 µg/mL", "ICCIF-species-notes": "<p></p>" } } }

Product details

ab230296 is the carrier-free version of ab30470.

Clone F10-89-4 reacts with all forms of CD45 expressed by all haematopoietic cells, except erythrocytes, having a higher level of expression on lymphocytes than on granulocytes.

Want a custom formulation?
This antibody clone is manufactured by Abcam. If you require a custom buffer formulation or conjugation for your experiments, please contact orders@abcam.com

Conjugation ready
Our carrier-free antibodies are typically supplied in a PBS-only formulation, purified and free of BSA, sodium azide and glycerol. This conjugation-ready format is designed for use with fluorochromes, metal isotopes, oligonucleotides, and enzymes, which makes them ideal for antibody labelling, functional and cell-based assays, flow-based assays (e.g. mass cytometry) and Multiplex Imaging applications.

Use our conjugation kits for antibody conjugates that are ready-to-use in as little as 20 minutes with 1 minute hands-on-time and 100% antibody recovery: available for fluorescent dyes, HRP, biotin and gold.

Compatibility
This product is compatible with the Maxpar® Antibody Labeling Kit from Fluidigm, without the need for antibody preparation. Maxpar® is a trademark of Fluidigm Canada Inc.

Properties and storage information

Form
Liquid
Purity
IgG fraction
Storage buffer
Constituents: PBS
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
+4°C
Aliquoting information
Upon delivery aliquot
Storage information
Do Not Freeze

Supplementary information

This supplementary information is collated from multiple sources and compiled automatically.

CD45 also known as Protein tyrosine phosphatase receptor type C (PTPRC) is a transmembrane glycoprotein with a molecular mass ranging between 180-240 kDa depending on its isoform. It is expressed on the surface of almost all hematopoietic cells except for mature erythrocytes and platelets. CD45 has a critical role in regulating antigen receptor signaling by modifying kinases involved in signal transduction and it is essential in lymphocyte development and activation. Because of its broad expression on immune cells CD45 is a valuable marker for differentiating various immune cell types in assays like flow cytometry and immunohistochemistry (IHC) often referred to as CD45 stain.
Biological function summary

CD45 acts by regulating tyrosine phosphorylation in the immune cell signaling context participating directly in signal transduction. It functions by dephosphorylating specific phosphotyrosine residues on various proteins modulating the signaling threshold required for lymphocyte activation. Although not known to be part of a protein complex CD45 itself shows isoform variation that associates with specific immune cell types impacting their function. Importantly CD45 interacts with multiple signaling molecules to affect cell growth and differentiation.

Pathways

Scientists associate CD45 with signaling pathways such as the T-cell receptor (TCR) and B-cell receptor (BCR) signaling. CD45 modulates the activity of Src family kinases important elements in these pathways making it essential for effective immune response and tolerance. Furthermore interactions between CD45 and proteins like Lck in T-cells or Lyn in B-cells highlight its pivotal role in executing its signaling functions.

Scientists often link CD45 to immune-related conditions including autoimmunity and leukemia. In autoimmune diseases altered CD45 expression or activity can disrupt normal immune function contributing to pathogenesis. In leukemia CD45 expression levels can assist in disease classification and prognosis as it interacts with proteins involved in cell cycle regulation. The anti-CD45 antibodies can provide diagnostic and therapeutic avenues highlighting their utility in disease management.

Product protocols

For this product, it's our understanding that no specific protocols are required. You can visit:

Target data

Protein tyrosine-protein phosphatase required for T-cell activation through the antigen receptor (PubMed : 35767951). Acts as a positive regulator of T-cell coactivation upon binding to DPP4. The first PTPase domain has enzymatic activity, while the second one seems to affect the substrate specificity of the first one. Upon T-cell activation, recruits and dephosphorylates SKAP1 and FYN. Dephosphorylates LYN, and thereby modulates LYN activity (By similarity). Interacts with CLEC10A at antigen presenting cell-T cell contact; CLEC10A on immature dendritic cells recognizes Tn antigen-carrying PTPRC/CD45 receptor on effector T cells and modulates T cell activation threshold to limit autoreactivity.. (Microbial infection) Acts as a receptor for human cytomegalovirus protein UL11 and mediates binding of UL11 to T-cells, leading to reduced induction of tyrosine phosphorylation of multiple signaling proteins upon T-cell receptor stimulation and impaired T-cell proliferation.
See full target information PTPRC

Product promise

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