Anti-CD20 antibody [SP32] is a rabbit recombinant monoclonal antibody that is used to detect CD20 in Flow cytometry (Intra), ICC/IF, IHC-P, IP, Western blot, mIHC. Suitable for Human, Mouse, Rat samples.
- Specificity confirmed with MS4A1 knockout cell line validation
- Using biophysical QC, antibody identity is confirmed at a molecular level for unrivaled batch-batch consistency
- Cited in over 20 publications
- Trusted since 2008
pH: 7.6
Preservative: 0.1% Sodium azide
Constituents: PBS, 1% BSA
IP | mIHC | IHC-P | WB | ICC/IF | Flow Cyt (Intra) | |
---|---|---|---|---|---|---|
Human | Tested | Expected | Tested | Tested | Tested | Tested |
Mouse | Expected | Tested | Tested | Expected | Expected | Tested |
Rat | Expected | Tested | Tested | Expected | Expected | Expected |
Cow | Predicted | Predicted | Predicted | Predicted | Predicted | Predicted |
Dog | Predicted | Predicted | Predicted | Predicted | Predicted | Predicted |
Species | Dilution info | Notes |
---|---|---|
Species Human | Dilution info 1/30 | Notes - |
Species | Dilution info | Notes |
---|---|---|
Species Mouse, Rat | Dilution info Use at an assay dependent concentration. | Notes - |
Species | Dilution info | Notes |
---|---|---|
Species Cow, Dog | Dilution info - | Notes - |
Species | Dilution info | Notes |
---|---|---|
Species Mouse, Rat | Dilution info - | Notes - |
Species | Dilution info | Notes |
---|---|---|
Species Human | Dilution info Use at an assay dependent concentration. | Notes - |
Species | Dilution info | Notes |
---|---|---|
Species Cow, Dog | Dilution info - | Notes - |
Species | Dilution info | Notes |
---|---|---|
Species Mouse | Dilution info 1/100 | Notes Perform heat-mediated antigen retrieval with citrate buffer pH 6 before commencing with IHC staining protocol. |
Species Rat | Dilution info 1/100 | Notes Perform heat-mediated antigen retrieval with citrate buffer pH 6 before commencing with IHC staining protocol. |
Species Human | Dilution info 1/100 | Notes Perform heat-mediated antigen retrieval with citrate buffer pH 6 before commencing with IHC staining protocol. |
Species | Dilution info | Notes |
---|---|---|
Species Cow, Dog | Dilution info - | Notes - |
Species | Dilution info | Notes |
---|---|---|
Species Human | Dilution info - | Notes - |
Species | Dilution info | Notes |
---|---|---|
Species Mouse, Rat | Dilution info Use at an assay dependent concentration. | Notes - |
Species | Dilution info | Notes |
---|---|---|
Species Cow, Dog | Dilution info - | Notes - |
Species | Dilution info | Notes |
---|---|---|
Species Human | Dilution info 1/100 | Notes - |
Species | Dilution info | Notes |
---|---|---|
Species Mouse, Rat | Dilution info Use at an assay dependent concentration. | Notes - |
Species | Dilution info | Notes |
---|---|---|
Species Cow, Dog | Dilution info - | Notes - |
Species | Dilution info | Notes |
---|---|---|
Species Mouse | Dilution info 1/40 | Notes Rabbit IgG, monoclonal [EPR25A] - Isotype Control ab172730 - Rabbit monoclonal IgG, is suitable for use as an isotype control with this antibody. |
Species Human | Dilution info 1/40 | Notes Rabbit IgG, monoclonal [EPR25A] - Isotype Control ab172730 - Rabbit monoclonal IgG, is suitable for use as an isotype control with this antibody. |
Species | Dilution info | Notes |
---|---|---|
Species Rat | Dilution info Use at an assay dependent concentration. | Notes - |
Species | Dilution info | Notes |
---|---|---|
Species Cow, Dog | Dilution info - | Notes - |
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B-lymphocyte-specific membrane protein that plays a role in the regulation of cellular calcium influx necessary for the development, differentiation, and activation of B-lymphocytes (PubMed:12920111, PubMed:3925015, PubMed:7684739). Functions as a store-operated calcium (SOC) channel component promoting calcium influx after activation by the B-cell receptor/BCR (PubMed:12920111, PubMed:18474602, PubMed:7684739).
CD20, MS4A1, B-lymphocyte antigen CD20, B-lymphocyte surface antigen B1, Bp35, Leukocyte surface antigen Leu-16, Membrane-spanning 4-domains subfamily A member 1
Anti-CD20 antibody [SP32] is a rabbit recombinant monoclonal antibody that is used to detect CD20 in Flow cytometry (Intra), ICC/IF, IHC-P, IP, Western blot, mIHC. Suitable for Human, Mouse, Rat samples.
- Specificity confirmed with MS4A1 knockout cell line validation
- Using biophysical QC, antibody identity is confirmed at a molecular level for unrivaled batch-batch consistency
- Cited in over 20 publications
- Trusted since 2008
pH: 7.6
Preservative: 0.1% Sodium azide
Constituents: PBS, 1% BSA
Purified from TCS by protein A/G.
Anti-CD20 antibody [SP32] (ab64088) was developed by Abcam using patented rabbit monoclonal antibody technology and is validated for use in Flow Cyt (Intra), ICC/IF, IHC-P, IP, WB, mIHC in human, mouse, rat samples.
Anti-CD20 antibody [SP32] (ab64088) has been cited over 24 times in peer reviewed journals and is trusted by the scientific community.
Abcam's high quality manufacturing and validation processes ensure Anti-CD20 antibody [SP32] (ab64088) has high sensitivity and specificity alongside high lot-to-lot consistency and reproducibility.
The specificity of Anti-CD20 antibody [SP32] (ab64088) has been confirmed by testing in knockout samples.
Anti-CD20 antibody [SP32] (ab64088) has 12 independent reviews from customers.
Anti-CD20 antibody [SP32] (ab64088) specifically detects CD20 (UniProt ID: P11836; Molecular weight: 33kDa) and is sold in a convenient trial size to enable initial testing (20 µL) and larger sizes for subsequent scaling up experiments (100 µL, 500 µL and 1 mL).
Conjugation-ready, carrier free format available for antibody clone SP32 - Anti-CD20 antibody [SP32] - BSA and Azide free ab236434.
Antibody clone SP32 is also available pre-conjugated to a variety of labels for your convenience - PE, APC, HRP, Alexa Fluor® 488, Alkaline Phosphatase, Alexa Fluor® 594, Alexa Fluor® 555, Alexa Fluor® 568 (PE Anti-CD20 antibody [SP32] ab305647, APC Anti-CD20 antibody [SP32] ab305648, HRP Anti-CD20 antibody [SP32] ab305649, Alexa Fluor® 488 Anti-CD20 antibody [SP32] ab307132, Alkaline Phosphatase Anti-CD20 antibody [SP32] ab308806, Alexa Fluor® 594 Anti-CD20 antibody [SP32] ab310536, Alexa Fluor® 555 Anti-CD20 antibody [SP32] ab312067, Alexa Fluor® 568 Anti-CD20 antibody [SP32] ab312544).
Anti-CD20 antibody [SP32] (ab64088) is a clone from the portfolio of Spring Bioscience (Roche) SP clones which have been optimised for immunohistochemistry (IHC).
CD20 also known as MS4A1 or L26 is a membrane-spanning 4-domains subfamily A member 1 protein. It is a non-glycosylated phosphoprotein with a molecular mass of approximately 33-37 kDa. Expressed extensively on the surface of B-cells CD20 plays an important role in B-cell activation and regulation. While CD20 is absent on early pro-B cells and plasma cells its presence increases as B-cells mature. Anti-CD20 antibodies such as 2H7 are commonly used in research and treatment to deplete B-cells due to the target's consistent expression in most stages of B-cell development.
CD20 contributes significantly to calcium ion transport which is essential for the activation process of B-cells. Although CD20 does not belong to a larger protein complex its role centers around forming a calcium channel that allows a sustained influx of calcium into the B-cells. This influx is important for the signaling pathways that govern B-cell activation proliferation and differentiation impacting the immune response efficacy.
CD20 is closely involved in the B-cell receptor (BCR) signaling pathway and the Fc gamma R-mediated phagocytosis pathway. These pathways play vital roles in adaptive immunity and immune response modulation. CD20's interaction with proteins like PI3K during BCR signaling enhances receptor-mediated cellular signals subsequently influencing downstream effectors involved in cell growth and survival of B-cells.
CD20 is strongly linked to certain blood cancers and autoimmune diseases including non-Hodgkin's lymphoma and rheumatoid arthritis. These conditions often exploit aberrant B-cell activity or count. CD20's expression on malignant B-cells in non-Hodgkin's lymphoma makes it an effective target for monoclonal antibody therapies such as rituximab an anti-CD20 antibody. Additionally CD20-targeted therapies can help deplete pathogenic B-cells in rheumatoid arthritis highlighting the protein's relevance in disease treatment.
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This species and application combination has not been tested, but we predict it will work based on strong homology. However, this combination is not covered by our product promise.
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CD20 Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) staining using rabbit Anti-CD20 antibody
Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) analysis of Human tonsil tissue sections labeling CD20 with ab64088 at 1/100 dilution (3.11 μg/ml). Heat mediated antigen retrieval with citrate buffer (pH 6.0, epitope retrieval solution 1) for 10mins. Rabbit specific IHC polymer detection kit HRP/DAB (Rabbit specific IHC polymer detection kit HRP/DAB ab209101) was used as the secondary antibody. Hematoxylin was used as a counterstain. Positive staining on human tonsil, performed on a Leica Biosystems BOND™ RX instrument.
The section was incubated with ab64088 for 30 mins at room temperature.
Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) analysis of Rat spleen tissue sections labeling CD20 with ab64088 at 1/100 dilution (3.11 μg/ml). Heat mediated antigen retrieval with citrate buffer (pH 6.0, epitope retrieval solution 1) for 10mins. Rabbit specific IHC polymer detection kit HRP/DAB (Rabbit specific IHC polymer detection kit HRP/DAB ab209101) was used as the secondary antibody. Hematoxylin was used as a counterstain. Positive staining on rat spleen, performed on a Leica Biosystems BOND™ RX instrument.
The section was incubated with ab64088 for 30 mins at room temperature
Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) analysis of Mouse spleen tissue sections labeling CD20 with ab64088 at 1/100 dilution (3.11 μg/ml). Heat mediated antigen retrieval with citrate buffer (pH 6.0, epitope retrieval solution 1) for 10mins. Rabbit specific IHC polymer detection kit HRP/DAB (Rabbit specific IHC polymer detection kit HRP/DAB ab209101) was used as the secondary antibody. Hematoxylin was used as a counterstain. Positive staining on mouse spleen, performed on a Leica Biosystems BOND™ RX instrument.
The section was incubated with ab64088 for 30 mins at room temperature.
Immunocytochemistry/ Immunofluorescence analysis of Ramos (human Burkitt's lymphoma B lymphocyte) cells labeling CD20 with purified ab64088 at 1/100 (3.1 μg/ml). Cells were fixed in 4% paraformaldehyde and permeabilized with 0.1% Triton X-100. Cells were counterstained with Alexa Fluor® 594 Anti-alpha Tubulin antibody [DM1A] - Microtubule Marker ab195889 Anti-alpha Tubulin antibody [DM1A] - Microtubule Marker (Alexa Fluor® 594) 1/200 (2.5 μg/ml). Goat anti rabbit IgG (Alexa Fluor® 488, Goat Anti-Rabbit IgG H&L (Alexa Fluor® 488) ab150077) was used as the secondary antibody at 1/1000 (2 μg/ml) dilution. DAPI was used as nuclear counterstain. PBS instead of the primary antibody was used as the secondary antibody only control.
Flow cytometry analysis of Ramos (human Burkitt's lymphoma) labeling CD20 with purified ab64088 at 1/40 dilution (7.78 μg/ml) (red). Cells were fixed with 4% paraformaldehyde and permeabilised with 90% methanol. Goat anti rabbit IgG (Alexa Fluor® 488, Goat Anti-Rabbit IgG H&L (Alexa Fluor® 488) ab150077) at 1/2000 dilution was used as a secondary antibody. Isotype control -Rabbit monoclonal IgG (Rabbit IgG, monoclonal [EPR25A] - Isotype Control ab172730) (Black). Unlableled control -Unlabelled cells (blue).
Immunohistochemical analysis of CD20 expression in formalin fixed, paraffin embedded human tonsil tissue using ab64088 at a 1/100 dilution.
Flow cytometry analysis of WEHI-231 (mouse lymphoblast B cell lymphoma) labeling CD20 with purified ab64088 at 1/40 dilution (7.78 μg/ml) (red). Cells were fixed with 4% paraformaldehyde and permeabilised with 90% methanol. Goat anti rabbit IgG (Alexa Fluor® 488, Goat Anti-Rabbit IgG H&L (Alexa Fluor® 488) ab150077) at 1/2000 dilution was used as a secondary antibody. Isotype control -Rabbit monoclonal IgG (Rabbit IgG, monoclonal [EPR25A] - Isotype Control ab172730) (Black). Unlableled control -Unlabelled cells (blue).
All lanes: Western blot - Anti-CD20 antibody [SP32] (ab64088) at 1/100 dilution
All lanes: lysate prepared from Ramos cells
Predicted band size: 33 kDa
Observed band size: 33 kDa
Flow cytometric analysis of rabbit anti-CD20 (SP32) antibody ab64088(1/100) in Jurkat cells (green) compared to negative control of rabbit IgG (blue).
Immunohistochemistry analysis (Formalin/PFA-fixed paraffin-embedded sections) of paraformaldehyde fixed human palatine tonsil tissue. Stained with ab64088 at 1/100 dilution. Secondary antibody used was Dako EnVision+ System- HRP Labelled Polymer Anti-R. Blocking was done with 5% serum for 1 hour at 21°C. The sample was incubated with the primary antibody and 5% Normal Goat Serum for 19 hours at 4°C. Antigen retrieval method was heat mediated Citrate pH 6.0.
Multiplex immunohistochemistry analysis of formalin/PFA-fixed paraffin-embedded human spleen tissue staining TCR beta with Anti-TCR beta antibody [RM2056] ab318205 at a 1:150 (0.06 ug/ml) dilution, Anti-TCR beta antibody [RM2056] ab318205 anti-TCR beta used at 1:500 (1.036 ug/ml) dilution and ab64088 anti-CD20 used at a 1:50 (0.2 ug/ml) dilution.
Panel A: merged staining of anti-CD3 (magenta; Opal™690), anti-TCR beta (green; Opal™520) and anti-CD20 (yellow; Opal™570) on human spleen.
Panel B: anti-CD3 staining T lymphocytes in human spleen.
Panel C: anti-TCR beta staining T lymphocytes in human spleen.
Panel D: anti-CD20 staining B lymphocytes in human spleen.
Nuclear DNA was labeled with DAPI (shown in blue).
The section was incubated in three rounds of staining: in the order of Anti-CD3 epsilon antibody [SP7], prediluted ab21703, Anti-TCR beta antibody [RM2056] ab318205 and ab64088 for 30 mins at room temperature. Each round was followed by a separate fluorescent tyramide signal amplification system.
The immunostaining was performed on a Leica Biosystems BOND® RX instrument with an Opal™ 4-color kit. Image acquisition was performed with Leica SP8 confocal microscope.
Nuclear counter stain with DAPI.
Heat mediated antigen retrieval with Tris-EDTA buffer (pH 9.0, epitope retrieval solution2) for 20 mins.
Multiplex immunohistochemistry analysis of formalin/PFA-fixed paraffin-embedded human tonsil tissue staining TCR beta with Anti-TCR beta antibody [RM2056] ab318205 at a 1:150 (0.06 ug/ml) dilution, Anti-TCR beta antibody [RM2056] ab318205 anti-TCR beta used at 1:500 (1.036 ug/ml) dilution and ab64088 anti-CD20 used at a 1:50 (0.2 ug/ml) dilution.
Panel A: merged staining of anti-CD3 (magenta; Opal™690), anti-TCR beta (green; Opal™520) and anti-CD20 (yellow; Opal™570) on human tonsil.
Panel B: anti-CD3 staining T lymphocytes in human tonsil.
Panel C: anti-TCR beta staining T lymphocytes in human tonsil.
Panel D: anti-CD20 staining B lymphocytes in human tonsil.
Nuclear DNA was labeled with DAPI (shown in blue).
The section was incubated in three rounds of staining: in the order of Anti-CD3 epsilon antibody [SP7], prediluted ab21703, Anti-TCR beta antibody [RM2056] ab318205 and ab64088 for 30 mins at room temperature. Each round was followed by a separate fluorescent tyramide signal amplification system.
The immunostaining was performed on a Leica Biosystems BOND® RX instrument with an Opal™ 4-color kit. Image acquisition was performed with Leica SP8 confocal microscope.
Nuclear counter stain with DAPI.
Heat mediated antigen retrieval with Tris-EDTA buffer (pH 9.0, epitope retrieval solution2) for 20 mins.
Multiplex immunohistochemistry analysis of formalin/PFA-fixed paraffin-embedded rat spleen tissue staining TCR beta with Anti-TCR beta antibody [RM2056] ab318205 at a 1:150 (0.06 ug/ml) dilution, Anti-TCR beta antibody [RM2056] ab318205 anti-TCR beta used at 1:2000 (0.259 ug/ml) dilution and ab64088 anti-CD20 used at a 1:50 (0.2 ug/ml) dilution.
Panel A: merged staining of anti-CD3 (magenta; Opal™690), anti-TCR beta (green; Opal™520) and anti-CD20 (yellow; Opal™570) on rat spleen.
Panel B: anti-CD3 staining T lymphocytes in rat spleen.
Panel C: anti-TCR beta staining T lymphocytes in rat spleen.
Panel D: anti-CD20 staining B lymphocytes in rat spleen.
Nuclear DNA was labeled with DAPI (shown in blue).
The section was incubated in three rounds of staining: in the order of Anti-CD3 epsilon antibody [SP7], prediluted ab21703, Anti-TCR beta antibody [RM2056] ab318205 and ab64088 for 30 mins at room temperature. Each round was followed by a separate fluorescent tyramide signal amplification system.
The immunostaining was performed on a Leica Biosystems BOND® RX instrument with an Opal™ 4-color kit. Image acquisition was performed with Leica SP8 confocal microscope.
Nuclear counter stain with DAPI.
Heat mediated antigen retrieval with Tris-EDTA buffer (pH 9.0, epitope retrieval solution2) for 20 mins.
Multiplex immunohistochemistry analysis of formalin/PFA-fixed paraffin-embedded mouse spleen tissue staining TCR beta with Anti-TCR beta antibody [RM2056] ab318205 at a 1:150 (0.06 ug/ml) dilution, Anti-TCR beta antibody [RM2056] ab318205 anti-TCR beta used at 1:2000 (0.259 ug/ml) dilution and ab64088 anti-CD20 used at a 1:50 (0.2 ug/ml) dilution.
Panel A: merged staining of anti-CD3 (magenta; Opal™690), anti-TCR beta (green; Opal™520) and anti-CD20 (yellow; Opal™570) on mouse spleen.
Panel B: anti-CD3 staining T lymphocytes in mouse spleen.
Panel C: anti-TCR beta staining T lymphocytes in mouse spleen.
Panel D: anti-CD20 staining B lymphocytes in mouse spleen.
Nuclear DNA was labeled with DAPI (shown in blue).
The section was incubated in three rounds of staining: in the order of Anti-CD3 epsilon antibody [SP7], prediluted ab21703, Anti-TCR beta antibody [RM2056] ab318205 and ab64088 for 30 mins at room temperature. Each round was followed by a separate fluorescent tyramide signal amplification system.
The immunostaining was performed on a Leica Biosystems BOND® RX instrument with an Opal™ 4-color kit. Image acquisition was performed with Leica SP8 confocal microscope.
Nuclear counter stain with DAPI.
Heat mediated antigen retrieval with Tris-EDTA buffer (pH 9.0, epitope retrieval solution2) for 20 mins.
CD20 Multiplex immunohistochemistry staining of Rat spleen using rabbit Anti-CD20 antibody
This image was generated using Anti-CD20 antibody [SP32] - BSA and Azide free ab236434, the same clone, but with a different buffer formulation.
Multiplex immunohistochemistry analysis of formalin/PFA-fixed paraffin-embedded Rat spleen tissue labeling Sialoadhesin/CD169, CD3 epsilon and CD20 with Anti-Sialoadhesin/CD169 antibody [EPR27102-11] ab312840 at 1/100 dilution, Anti-CD3 epsilon antibody [SP7] ab16669 at 1:150 dilution and Anti-CD20 antibody [SP32] - BSA and Azide free ab236434 at 1:5000 dilution.
Panel A: merged staining of anti-Sialoadhesin/CD169 (red; Opal™690), anti-CD3 epsilon (green; Opal™520) and anti-CD20 (gray; Opal™570) on rat spleen.
Panel B: anti-Sialoadhesin/CD169 stained on macrophages.
Panel C: anti-CD3 epsilon stained on T cells.
Panel D: anti-CD20 stained on B cells.
The section was incubated in three rounds of staining: in the order of Anti-Sialoadhesin/CD169 antibody [EPR27102-11] ab312840, Anti-CD3 epsilon antibody [SP7] ab16669, and Anti-CD20 antibody [SP32] - BSA and Azide free ab236434 for 30 mins at room temperature. Each round was followed by a separate fluorescent tyramide signal amplification system.
The immunostaining was performed on a Leica Biosystems BOND® RX instrument with an Opal™ 4-color kit. Image acquisition was performed with Leica SP8 confocal microscope.
Western blot: Anti-MS4A1 antibody [SP32] (ab64088) staining at 1/1000 dilution, shown in green; Mouse anti-Alpha Tubulin [DM1A] (Anti-alpha Tubulin antibody [DM1A] - Loading Control ab7291) loading control staining at 1/20000 dilution, shown in magenta. In Western blot, ab64088 was shown to bind specifically to MS4A1. A band was observed at 33 kDa in wild-type Raji cell lysates with no signal observed at this size in MS4A1 knockout cell line. To generate this image, wild-type and MS4A1 knockout Raji cell lysates were analysed. First, samples were run on an SDS-PAGE gel then transferred onto a nitrocellulose membrane. Membranes were blocked in 3 % milk in TBS-0.1 % Tween® 20 (TBS-T) before incubation with primary antibodies overnight at 4 °C. Blots were washed four times in TBS-T, incubated with secondary antibodies for 1 h at room temperature, washed again four times then imaged. Secondary antibodies used were Goat anti-Rabbit IgG H&L 800CW and Goat anti-Mouse IgG H&L 680RD at 1/20000 dilution.
All lanes: Western blot - Anti-CD20 antibody [SP32] (ab64088) at 1/1000 dilution
Lane 1: Wild-type Raji cell lysate
Lane 2: MS4A1 knockout Raji cell lysate
Lane 2: Western blot - Human MS4A1 (CD20) knockout Raji cell line (Human MS4A1 (CD20) knockout Raji cell line ab273871)
Lane 3: Ramos cell lysate
Lane 4: A549 cell lysate
All lanes: Goat anti-Rabbit IgG H&L 800CW and Goat anti-Mouse IgG H&L 680RD at 1/20000 dilution
CD20 Multiplex immunohistochemistry staining of Mouse spleen using rabbit Anti-CD20 antibody
This image was generated using Anti-CD20 antibody [SP32] - BSA and Azide free ab236434, the same clone, but with a different buffer formulation.
Multiplex immunohistochemistry analysis of formalin/PFA-fixed paraffin-embedded Mouse spleen tissue labeling Sialoadhesin/CD169, CD3 epsilon and CD20 with Anti-Sialoadhesin/CD169 antibody [EPR27102-11] ab312840 at 1/100 dilution, Anti-CD3 epsilon antibody [SP7] ab16669 at 1:150 dilution and Anti-CD20 antibody [SP32] - BSA and Azide free ab236434 at 1:5000 dilution.
Panel A: merged staining of anti-Sialoadhesin/CD169 (red; Opal™690), anti-CD3 epsilon (green; Opal™520) and anti-CD20 (gray; Opal™570) on mouse spleen.
Panel B: anti-Sialoadhesin/CD169 stained on macrophages.
Panel C: anti-CD3 epsilon stained on T cells.
Panel D: anti-CD20 stained on B cells.
The section was incubated in three rounds of staining: in the order of Anti-Sialoadhesin/CD169 antibody [EPR27102-11] ab312840, Anti-CD3 epsilon antibody [SP7] ab16669, and Anti-CD20 antibody [SP32] - BSA and Azide free ab236434 for 30 mins at room temperature. Each round was followed by a separate fluorescent tyramide signal amplification system.
The immunostaining was performed on a Leica Biosystems BOND® RX instrument with an Opal™ 4-color kit. Image acquisition was performed with Leica SP8 confocal microscope.
CD20 Multiplex immunohistochemistry staining of rat liver tissue using rabbit Anti-CD20 antibody
Multiplex immunohistochemistry analysis of formalin/PFA-fixed paraffin-embedded rat liver tissue staining MARCO with Anti-MARCO antibody [RM1219] ab323717 at a 1:200 (2.49 ug/ml) dilution, ab64088 anti-CD20 used at 1:100 (2.91 ug/ml) dilution and Anti-CD3 epsilon antibody [CAL57] ab237721 anti-CD3 used at a 1:2000 (0.26 ug/ml) dilution.
Panel A: merged staining of anti-MARCO (green; Opal™520), anti-CD20 (gray; Opal™690) and anti-CD3 (magenta; Opal™570) on rat liver.
Panel B: anti-MARCO staining macrophages in rat liver.
Panel C: ant-CD20 staining B lymphocytes in rat liver.
Panel D: ant-CD3 staining T lymphocytes in rat liver.
Nuclear DNA was labeled with DAPI (shown in blue).
The section was incubated in three rounds of staining: in the order of Anti-MARCO antibody [RM1219] ab323717, ab64088 and Anti-CD3 epsilon antibody [CAL57] ab237721 for 30 mins at room temperature. Each round was followed by a separate fluorescent tyramide signal amplification system.
The immunostaining was performed on a Leica Biosystems BOND® RX instrument with an Opal™ 4-color kit. Image acquisition was performed with Leica SP8 confocal microscope.
Nuclear counter stain with DAPI.
Heat mediated antigen retrieval with Tris-EDTA buffer (pH 9.0, epitope retrieval solution2) for 20 mins.
Immunohistochemistry analysis of (Formalin/PFA-fixed paraffin-embedded sections) Rat lymph node tissue labelling MAdCAM1 with Anti-MAdCAM1 antibody [EPR27223-58] ab309487 at 1:100 dilution (B), CD3 epsilon with ab237721at 1:2000 dilution (C) and CD20 with ab64088 at 1:100 dilution (D). Opal Polymer HRP Ms + Rb was used as a secondary antibody, and DAPI was used for a nuclear counter stain. Heat mediated antigen retrieval with Tris-EDTA buffer (pH 9.0, epitope retrieval solution2) for 20 mins.
Panel A: merged staining of anti-MAdCAM (green; Opal™520), anti-CD3 (gray; Opal™690) and anti-CD20 (magenta; Opal™570) on rat lymph node.
Panel B: anti-MAdCAM staining high endothelial venules in rat lymph node.
Panel C: ant-CD3 staining B lymphocytes in rat lymph node.
Panel D: ant-CD20 staining B lymphocytes in rat lymph node.
Nuclear DNA was labeled with DAPI (shown in blue).
The section was incubated in three rounds of staining: in the order of Anti-MAdCAM1 antibody [EPR27223-58] ab309487, Anti-CD3 epsilon antibody [CAL57] ab237721 and ab64088 for 30 mins at room temperature. Each round was followed by a separate fluorescent tyramide signal amplification system.
The immunostaining was performed on a Leica Biosystems BOND® RX instrument with an Opal™ 4-color kit. Image acquisition was performed with Leica SP8 confocal microscope.
Immunohistochemistry analysis of (Formalin/PFA-fixed paraffin-embedded sections) Mouse lymph node tissue labelling MAdCAM1 with Anti-MAdCAM1 antibody [EPR27223-58] ab309487 at 1:100 dilution (B), CD3 epsilon with ab237721at 1:2000 dilution (C) and CD20 with ab64088 at 1:100 dilution (D). Opal Polymer HRP Ms + Rb was used as a secondary antibody, and DAPI was used for a nuclear counter stain. Heat mediated antigen retrieval with Tris-EDTA buffer (pH 9.0, epitope retrieval solution2) for 20 mins.
Panel A: merged staining of anti-MAdCAM (green; Opal™520), anti-CD3 (gray; Opal™690) and anti-CD20 (magenta; Opal™570) on mouse lymph node.
Panel B: anti-MAdCAM staining high endothelial venules in mouse lymph node.
Panel C: ant-CD3 staining B lymphocytes in mouse lymph node.
Panel D: ant-CD20 staining B lymphocytes in mouse lymph node.
Nuclear DNA was labeled with DAPI (shown in blue).
The section was incubated in three rounds of staining: in the order of Anti-MAdCAM1 antibody [EPR27223-58] ab309487, Anti-CD3 epsilon antibody [CAL57] ab237721 and ab64088 for 30 mins at room temperature. Each round was followed by a separate fluorescent tyramide signal amplification system.
The immunostaining was performed on a Leica Biosystems BOND® RX instrument with an Opal™ 4-color kit. Image acquisition was performed with Leica SP8 confocal microscope.
Multiplex immunohistochemistry analysis of formalin/PFA-fixed paraffin-embedded human colon tissue staining TCR beta with Anti-TCR beta antibody [RM2056] ab318205 at a 1:150 (0.06 ug/ml) dilution, Anti-TCR beta antibody [RM2056] ab318205 anti-TCR beta used at 1:500 (1.036 ug/ml) dilution and ab64088 anti-CD20 used at a 1:50 (0.2 ug/ml) dilution.
Panel A: merged staining of anti-CD3 (magenta; Opal™690), anti-TCR beta (green; Opal™520) and anti-CD20 (yellow; Opal™570) on human colon.
Panel B: anti-CD3 staining T lymphocytes in human colon.
Panel C: anti-TCR beta staining T lymphocytes in human colon.
Panel D: anti-CD20 staining B lymphocytes in human colon.
Nuclear DNA was labeled with DAPI (shown in blue).
The section was incubated in three rounds of staining: in the order of Anti-CD3 epsilon antibody [SP7], prediluted ab21703, Anti-TCR beta antibody [RM2056] ab318205 and ab64088 for 30 mins at room temperature. Each round was followed by a separate fluorescent tyramide signal amplification system.
The immunostaining was performed on a Leica Biosystems BOND® RX instrument with an Opal™ 4-color kit. Image acquisition was performed with Leica SP8 confocal microscope.
Nuclear counter stain with DAPI.
Heat mediated antigen retrieval with Tris-EDTA buffer (pH 9.0, epitope retrieval solution2) for 20 mins.
ab64088 at 1/30 dilution immunoprecipitating CD20 in Raji (human Burkitt's lymphoma B lymphocyte) whole cell lysate. Western blot was performed from the immunoprecipitate using ab64088 at 1/1000 dilution. VeriBlot for IP Detection Reagent (HRP) (VeriBlot for IP Detection Reagent (HRP) ab131366), was used for detection at 1/5000 dilution.
Lane 1: Raji (human Burkitt's lymphoma B lymphocyte) whole cell lysate 10 µg
Lane 2: ab64088 IP in Raji (human Burkitt's lymphoma B lymphocyte) whole cell lysate
Lane 3: Rabbit monoclonal IgG (Rabbit IgG, monoclonal [EPR25A] - Isotype Control ab172730) instead of ab64088 in Raji whole cell lysate
Blocking/Dilution buffer: 5% NFDM/TBST.
Exposure time: 8 seconds.
Lane 2: Immunoprecipitation - Anti-CD20 antibody [SP32] (ab64088) at 1/30 dilution
Lane 2: Immunoprecipitation - Anti-CD20 antibody [SP32] - BSA and Azide free (Anti-CD20 antibody [SP32] - BSA and Azide free ab236434)
All lanes: HeLa (human cervix adenocarcinoma epithelial cell) treated with 500 µM CoCl2 for 24 hours whole cell lysate at 10 µg
All lanes: Immunoprecipitation - VeriBlot for IP Detection Reagent (HRP) (VeriBlot for IP Detection Reagent (HRP) ab131366) at 1/5000 dilution
Observed band size: 25 kDa, 33 kDa
Exposure time: 8s
Immunohistochemistry analysis (Formalin/PFA-fixed paraffin-embedded sections) of paraformaldehyde fixed mouse spleen tissue. Stained with ab64088 at 1/100 dilution. Secondary antibody used was Dako EnVision+ System- HRP Labelled Polymer Anti-R. Blocking was done with 5% serum for 1 hour at 21°C. The sample was incubated with the primary antibody and 5% Normal Goat Serum for 19 hours at 4°C. Antigen retrieval method was heat mediated Citrate pH 6.0.
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