Anti-FOXP3 antibody [221D] (ab253297)
Key features and details
- Produced recombinantly (animal-free) for high batch-to-batch consistency and long term security of supply
- Mouse monoclonal [221D] to FOXP3
- Suitable for: IHC-P, WB
- Reacts with: Mouse, Human
Overview
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Product name
Anti-FOXP3 antibody [221D]
See all FOXP3 primary antibodies -
Description
Mouse monoclonal [221D] to FOXP3 -
Host species
Mouse -
Tested Applications & Species
See all applications and species dataApplication Species IHC-P MouseHumanWB Human -
Immunogen
Recombinant fragment. This information is proprietary to Abcam and/or its suppliers.
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Positive control
- WB: HEK-293T transfected with FOXP3 (WT) expression vector containing a GFP-myc tag, whole cell lysate. IHC-P: Human stomach carcinoma, tonsil and colon tissue; Mouse spleen and thymus tissue.
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General notes
This antibody clone is manufactured by Abcam. If you require a custom buffer formulation or conjugation for your experiments, please contact orders@abcam.com.
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 production
Properties
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Form
Liquid -
Storage instructions
Shipped at 4°C. Store at +4°C short term (1-2 weeks). Upon delivery aliquot. Store at -20°C long term. Avoid freeze / thaw cycle. -
Storage buffer
pH: 7.2
Preservative: 0.01% Sodium azide
Constituents: PBS, 0.05% BSA, 40% Glycerol (glycerin, glycerine) -
Concentration information loading...
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Purity
Protein A purified -
Clonality
Monoclonal -
Clone number
221D -
Isotype
IgG1 -
Light chain type
kappa -
Research areas
Images
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All lanes : Anti-FOXP3 antibody [221D] (ab253297) at 1.514 µg/ml
Lane 1 : HEK-293T (human embryonic kidney) transfected with an empty vector (vector control), containing a GFP-myc tag, whole cell lysate
Lane 2 : HEK-293T transfected with FOXP3 (WT) expression vector containing a GFP-myc tag, whole cell lysate
Lysates/proteins at 20 µg per lane.
Secondary
All lanes : Peroxidase-Conjugated Goat anti-Mouse IgG (H+L) at 1/10000 dilution
Predicted band size: 47 kDa
Observed band size: 73 kDa why is the actual band size different from the predicted?
Exposure time: 3 secondsThe molecular weight observed was in consistant with the literature (PMID: 17586580).
Blocking/Dilution buffer: 5% NFDM/TBST.
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Immunohistochemical analysis of paraffin-embedded human tonsil tissue labeling FOXP3 with ab253297 at 1/1000 dilution (1.514 µg/ml) followed by a ready to use secondary. Nuclear staining on the human tonsil. The section was incubated with ab253297 for 30 mins at room temperature. The immunostaining was performed on a Leica Biosystems BOND® RX instrument. Counterstained with Hematoxylin.
Secondary antibody only control: Secondary antibody is a ready to use secondary.
Heat mediated antigen retrieval with Tris-EDTA buffer (pH 9.0, epitope retrieval solution2) for 20 mins.
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Immunohistochemical analysis of paraffin-embedded human colon tissue labeling FOXP3 with ab253297 at 1/1000 dilution (1.514 µg/ml) followed by a ready to use secondary. Nuclear staining on the stroma cells in the human colon. The section was incubated with ab253297 for 30 mins at room temperature. The immunostaining was performed on a Leica Biosystems BOND® RX instrument. Counterstained with Hematoxylin.
Secondary antibody only control: Secondary antibody is a ready to use secondary.
Heat mediated antigen retrieval with Tris-EDTA buffer (pH 9.0, epitope retrieval solution2) for 20 mins.
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Immunohistochemical analysis of paraffin-embedded human stomach carcinoma tissue labeling FOXP3 with ab253297 at 1/1000 dilution (1.514 µg/ml) followed by a ready to use secondary. Nuclear staining on the stroma cells in the human stomach carcinoma. The section was incubated with ab253297 for 30 mins at room temperature. The immunostaining was performed on a Leica Biosystems BOND® RX instrument. Counterstained with Hematoxylin.
Secondary antibody only control: Secondary antibody is a ready to use secondary.
Heat mediated antigen retrieval with Tris-EDTA buffer (pH 9.0, epitope retrieval solution2) for 20 mins.
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Immunohistochemical analysis of paraffin-embedded mouse spleen tissue labeling FOXP3 with ab253297 at 1/1000 dilution (1.514 µg/ml) followed by a ready to use secondary. Nuclear staining on mouse spleen tissue. The section was incubated with ab253297 for 30 mins at room temperature. The immunostaining was performed on a Leica Biosystems BOND® RX instrument. Counterstained with Hematoxylin.
Secondary antibody only control: Secondary antibody is a ready to use secondary.
Heat mediated antigen retrieval with Tris-EDTA buffer (pH 9.0, epitope retrieval solution2) for 20 mins.
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Immunohistochemical analysis of paraffin-embedded mouse thymus tissue labeling FOXP3 with ab253297 at 1/1000 dilution (1.514 µg/ml) followed by a ready to use secondary. Nuclear staining on mouse thymus tissue. The section was incubated with ab253297 for 30 mins at room temperature. The immunostaining was performed on a Leica Biosystems BOND® RX instrument. Counterstained with Hematoxylin.
Secondary antibody only control: Secondary antibody is a ready to use secondary.
Heat mediated antigen retrieval with Tris-EDTA buffer (pH 9.0, epitope retrieval solution2) for 20 mins.
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