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![Immunocytochemistry/ Immunofluorescence: CD81 Antibody (M38) [NBP1-44861] - CD81 was detected in immersion fixed HeLa human cervical epithelial carcinoma cell line but is not detected in CD81 knockout (KO) HeLa cell line using Mouse Anti-Human CD81 Monoclonal Antibody (Catalog # NBP1-44861) at 15 ug/mL for 3 hours at room temperature. Cells were stained using the NorthernLights™ 557-conjugated Anti-Mouse IgG Secondary Antibody (red; Catalog # NL007) and counterstained with DAPI (blue). Specific staining was localized to the plasma membrane.](http://images.novusbio.com/fullsize/CD81-Antibody-M38-Knockout-Validated-NBP1-44861-img0006.jpg "<b>Genetic Strategies Validation. </b>Immunocytochemistry/ Immunofluorescence: CD81 Antibody (M38) [NBP1-44861] - CD81 was detected in immersion fixed HeLa human cervical epithelial carcinoma cell line but is not detected in CD81 knockout (KO) HeLa cell line using Mouse Anti-Human CD81 Monoclonal Antibody (Catalog # NBP1-44861) at 15 ug/mL for 3 hours at room temperature. Cells were stained using the NorthernLights™ 557-conjugated Anti-Mouse IgG Secondary Antibody (red; Catalog # NL007) and counterstained with DAPI (blue). Specific staining was localized to the plasma membrane.")
![<b>Genetic Strategies Validation. </b>Flow Cytometry: CD81 Antibody (M38) [NBP1-44861] - Surface staining pattern of human peripheral blood stained using anti-human CD81 (M38) purified antibody (concentration in sample 4 ug/ml) GAM APC.](http://images.novusbio.com/fullsize/CD81-Antibody-M38-Flow-Cytometry-NBP1-44861-img0010.jpg)
![Flow Cytometry: CD81 Antibody (M38) [NBP1-44861] - Surface staining of CD81 in human peripheral blood with anti-CD81 (M38) APC-CyTM7.](http://images.novusbio.com/fullsize/CD81-Antibody-M38-Flow-Cytometry-NBP1-44861-img0001.jpg)
![Flow Cytometry: CD81 Antibody (M38) [NBP1-44861] - Human peripheral blood with anti-CD81 (M38) APC.](http://images.novusbio.com/fullsize/CD81-Antibody-M38-Flow-Cytometry-NBP1-44861-img0002.jpg)
![Flow Cytometry: CD81 Antibody (M38) [NBP1-44861] - Human peripheral blood with anti-CD81 (M38) FITC.](http://images.novusbio.com/fullsize/CD81-Antibody-M38-Flow-Cytometry-NBP1-44861-img0003.jpg)
![Flow Cytometry: CD81 Antibody (M38) [NBP1-44861] - Flow Cytometry: CD81 Antibody (M38) [PE] [NBP1-44861PE] - A cell surface stain was performed on THP-1 cells with CD81 antibody (M38) NBP1-44861 (blue) and a matched isotype control NBP2-27287 (orange). Cells were incubated in an antibody dilution of 1:100 for 20 minutes at room temperature. Both antibodies were conjugated to PE. Image using the PE form of this antibody.](http://images.novusbio.com/fullsize/CD81-Antibody-M38-Flow-Cytometry-NBP1-44861-img0004.jpg)
![Flow Cytometry: CD81 Antibody (M38) [NBP1-44861] - Staining of CD81 in human peripheral blood with anti-CD81 (M38) PE.](http://images.novusbio.com/fullsize/CD81-Antibody-M38-Flow-Cytometry-NBP1-44861-img0005.jpg)
![Flow Cytometry: CD81 Antibody (M38) [NBP1-44861] - Staining of CD81 in human peripheral blood with anti-CD81 (M38) PE.](http://images.novusbio.com/fullsize/CD81-Antibody-M38-Flow-Cytometry-NBP1-44861-img0007.jpg)
![Flow Cytometry: CD81 Antibody (M38) [NBP1-44861] - Staining of CD81 in human peripheral blood with anti-CD81 (M38) biotin, streptavidin-APC.](http://images.novusbio.com/fullsize/CD81-Antibody-M38-Flow-Cytometry-NBP1-44861-img0008.jpg)
![Flow Cytometry: CD81 Antibody (M38) [NBP1-44861] - Separation of human lymphocytes (red-filled) from neutrophil granulocytes (black-dashed) in flow cytometry analysis (surface staining) of human peripheral whole blood stained using anti-human CD81 (M38) purified antibody (concentration in sample 4 ug/ml) GAM APC.](http://images.novusbio.com/fullsize/CD81-Antibody-M38-Flow-Cytometry-NBP1-44861-img0009.jpg)
![Western Blot: CD81 Antibody [NBP2-20564] - Non-transfected (-) and transfected (+) 293T whole cell extracts (30 ug) were separated by 12% SDS-PAGE, and the membrane was blotted with CD81 antibody (NBP2-20564) diluted at 1:1000. The HRP-conjugated anti-rabbit IgG antibody was used to detect the primary antibody.](http://images.novusbio.com/fullsize/nbp2-20564_rabbit-polyclonal-cd81-antibody-910202420131279.jpg "Western Blot: CD81 Antibody [NBP2-20564] - Non-transfected (-) and transfected (+) 293T whole cell extracts (30 ug) were separated by 12% SDS-PAGE, and the membrane was blotted with CD81 antibody (NBP2-20564) diluted at 1:1000. The HRP-conjugated anti-rabbit IgG antibody was used to detect the primary antibody.")
![Immunohistochemistry-Paraffin: CD81 Antibody [NBP2-20564] - CD81 Antibody Immunohistochemical analysis of paraffin-embedded Lung Papillary Adenocarcinoma, using antibody at 1:250 dilution.](http://images.novusbio.com/fullsize/CD81-Antibody-Immunohistochemistry-Paraffin-NBP2-20564-img0004.jpg)
![Flow Cytometry: CD81 Antibody [NBP2-20564] - THP-1 cell. Black: Unlabelled sample was used as a control. Red: CD81 antibody dilution: 1:50. Acquisition of 20,000 events were collected using a Dylight 488-conjugated secondary antibody for FACS analysis.](http://images.novusbio.com/fullsize/CD81-Antibody-Flow-Cytometry-NBP2-20564-img0008.jpg)
![Western Blot: CD81 Antibody [NBP2-20564] - AsPC-1 whole cell extracts (5.5 ug) was separated by 12% SDS-PAGE, and the membrane was blotted with CD81 antibody (NBP2-20564) diluted at 1:500. The HRP-conjugated anti-rabbit IgG antibody was used to detect the primary antibody.](http://images.novusbio.com/fullsize/nbp2-20564_rabbit-polyclonal-cd81-antibody-91020242021979.jpg)
![Western Blot: CD81 Antibody [NBP2-20564] - Various whole cell extracts (30 ug) were separated by 12% SDS-PAGE, and the membrane was blotted with CD81 antibody (NBP2-20564) diluted at 1:1000. The HRP-conjugated anti-rabbit IgG antibody was used to detect the primary antibody.](http://images.novusbio.com/fullsize/nbp2-20564_rabbit-polyclonal-cd81-antibody-91020242011478.jpg)
![ICC/IF: CD81 Antibody [NBP2-20564] -Jurkat and HepG2 cells were fixed in 4% paraformaldehyde at RT for 15 min.Green: CD81 stained by CD81 antibody diluted at 1:500.](http://images.novusbio.com/fullsize/antibody/nbp2-20564_rabbit-polyclonal-cd81-antibody-immunocytochemistry-immunofluorescence-1022025111651..png)
![Western Blot: CD81 Antibody (SN206-01) [NBP2-67722] - Analysis of TAPA1/CD81 on different lysates. Proteins were transferred to a PVDF membrane and blocked with 5% BSA in PBS for 1 hour at room temperature. The primary antibody (1/500) was used in 5% BSA at room temperature for 2 hours. Goat Anti-Rabbit IgG - HRP Secondary Antibody at 1:5,000 dilution was used for 1 hour at room temperature.Positive control: Lane 1: PC-12 cell lysateLane 2: JAR cell lysate](http://images.novusbio.com/fullsize/CD81-Antibody-SN206-01-Western-Blot-NBP2-67722-img0010.jpg "Western Blot: CD81 Antibody (SN206-01) [NBP2-67722] - Analysis of TAPA1/CD81 on different lysates. Proteins were transferred to a PVDF membrane and blocked with 5% BSA in PBS for 1 hour at room temperature. The primary antibody (1/500) was used in 5% BSA at room temperature for 2 hours. Goat Anti-Rabbit IgG - HRP Secondary Antibody at 1:5,000 dilution was used for 1 hour at room temperature.Positive control: Lane 1: PC-12 cell lysateLane 2: JAR cell lysate")
![Immunocytochemistry/Immunofluorescence: CD81 Antibody (SN206-01) [NBP2-67722] - Staining CD81 in PC-12 cells (green). The nuclear counter stain is DAPI (blue). Cells were fixed in paraformaldehyde, permeabilised with 0.25% Triton X100/PBS.](http://images.novusbio.com/fullsize/CD81-Antibody-SN206-01-Immunocytochemistry-Immunofluorescence-NBP2-67722-img0008.jpg)
![Immunohistochemistry-Paraffin: CD81 Antibody (SN206-01) [NBP2-67722] - Analysis of paraffin-embedded mouse testis tissue using anti-CD81 antibody. Counter stained with hematoxylin.](http://images.novusbio.com/fullsize/CD81-Antibody-SN206-01-Immunohistochemistry-Paraffin-NBP2-67722-img0006.jpg)
![Flow Cytometry: CD81 Antibody (SN206-01) [NBP2-67722] - Analysis of Jurkat cells with CD81 antibody at 1/50 dilution (red) compared with an unlabelled control (cells without incubation with primary antibody; black). Alexa Fluor 488-conjugated goat anti rabbit IgG was used as the secondary antibody](http://images.novusbio.com/fullsize/CD81-Antibody-SN206-01-Flow-Cytometry-NBP2-67722-img0009.jpg)
![Immunocytochemistry/Immunofluorescence: CD81 Antibody (SN206-01) [NBP2-67722] - Staining CD81 in 293 cells (green). The nuclear counter stain is DAPI (blue). Cells were fixed in paraformaldehyde, permeabilised with 0.25% Triton X100/PBS.](http://images.novusbio.com/fullsize/CD81-Antibody-SN206-01-Immunocytochemistry-Immunofluorescence-NBP2-67722-img0001.jpg)
![Immunocytochemistry/Immunofluorescence: CD81 Antibody (SN206-01) [NBP2-67722] - Staining CD81 in A549 cells (green). The nuclear counter stain is DAPI (blue). Cells were fixed in paraformaldehyde, permeabilised with 0.25% Triton X100/PBS.](http://images.novusbio.com/fullsize/CD81-Antibody-SN206-01-Immunocytochemistry-Immunofluorescence-NBP2-67722-img0002.jpg)
![Immunocytochemistry/Immunofluorescence: CD81 Antibody (SN206-01) [NBP2-67722] - Staining CD81 in SH-SY-5Y cells (green). The nuclear counter stain is DAPI (blue). Cells were fixed in paraformaldehyde, permeabilised with 0.25% Triton X100/PBS.](http://images.novusbio.com/fullsize/CD81-Antibody-SN206-01-Immunocytochemistry-Immunofluorescence-NBP2-67722-img0003.jpg)
![Immunohistochemistry-Paraffin: CD81 Antibody (SN206-01) [NBP2-67722] - Analysis of paraffin-embedded human liver tissue using anti-CD81 antibody. Counter stained with hematoxylin.](http://images.novusbio.com/fullsize/CD81-Antibody-SN206-01-Immunohistochemistry-Paraffin-NBP2-67722-img0004.jpg)
![Immunohistochemistry-Paraffin: CD81 Antibody (SN206-01) [NBP2-67722] - Analysis of paraffin-embedded mouse lung tissue using anti-CD81 antibody. Counter stained with hematoxylin.](http://images.novusbio.com/fullsize/CD81-Antibody-SN206-01-Immunohistochemistry-Paraffin-NBP2-67722-img0005.jpg)
![Immunohistochemistry-Paraffin: CD81 Antibody (1.3.3.22) - Azide and BSA Free [NBP2-54548] - Formalin-fixed, paraffin-embedded human Lymph Node stained with CD81 Mouse Monoclonal Antibody (1.3.3.22).](http://images.novusbio.com/fullsize/CD81-Antibody-1-3-3-22-Azide-and-BSA-Free-Immunohistochemistry-Paraffin-NBP2-54548-img0001.jpg "Immunohistochemistry-Paraffin: CD81 Antibody (1.3.3.22) - Azide and BSA Free [NBP2-54548] - Formalin-fixed, paraffin-embedded human Lymph Node stained with CD81 Mouse Monoclonal Antibody (1.3.3.22).")
![Flow Cytometry: CD81 Antibody (1.3.3.22) - Azide and BSA Free [NBP2-54548] - Flow cytometry analysis of bead-bound exosomes derived from MCF-7 cells. Unstained exosomes (gray) or exosomes stained with CF568-labeled CD81 monoclonal antibody (1.3.3.22) (orange).](http://images.novusbio.com/fullsize/CD81-Antibody-1-3-3-22-Azide-and-BSA-Free-Flow-Cytometry-NBP2-54548-img0007.jpg)
![Immunohistochemistry-Paraffin: CD81 Antibody (1.3.3.22) - Azide and BSA Free [NBP2-54548] - Formalin-fixed, paraffin-embedded human Tonsil stained with CD81 Mouse Monoclonal Antibody (1.3.3.22).](http://images.novusbio.com/fullsize/CD81-Antibody-1-3-3-22-Azide-and-BSA-Free-Immunohistochemistry-Paraffin-NBP2-54548-img0002.jpg)
![Flow Cytometry: CD81 Antibody (1.3.3.22) - Azide and BSA Free [NBP2-54548] - Flow cytometry analysis of MCF-7 cells unstained (gray) or stained with CD81 mouse monoclonal antibody (1.3.3.22) and goat anti-mouse CF647 (red).](http://images.novusbio.com/fullsize/CD81-Antibody-1-3-3-22-Azide-and-BSA-Free-Flow-Cytometry-NBP2-54548-img0006.jpg)
![<b>Genetic Strategies Validation. </b>Knockout Validated: CD81 Antibody (1.3.3.22) - Azide and BSA Free [NBP2-54548] - CD81 was detected in immersion fixed HeLa human cervical epithelial carcinoma cell line but is not detected in CD81 knockout (KO) HeLa cell line using Mouse Anti-Human CD81 Monoclonal Antibody (Catalog # NBP2-53318) at 1 ug/mL for 3 hours at room temperature. Cells were stained using the NorthernLights™ 557-conjugated Anti-Mouse IgG Secondary Antibody (red; Catalog # NL007) and counterstained with DAPI (blue). Specific staining was localized to the plasma membrane.](http://images.novusbio.com/fullsize/CD81-Antibody-1-3-3-22-Azide-and-BSA-Free-Knockout-Validated-NBP2-54548-img0005.jpg)
![Flow Cytometry: CD81 Antibody (2F7) [NBP1-28136] - Chinese hamster ovary cell line CHO-K1 and BALB/cAnN mouse B lymphocyte cell line A20 were stained with Hamster Anti-Mouse CD81-APC.](http://images.novusbio.com/fullsize/CD81-Antibody-2F7-Flow-Cytometry-NBP1-28136-img0004.jpg "Flow Cytometry: CD81 Antibody (2F7) [NBP1-28136] - Chinese hamster ovary cell line CHO-K1 and BALB/cAnN mouse B lymphocyte cell line A20 were stained with Hamster Anti-Mouse CD81-APC.")
![Flow Cytometry: CD81 Antibody (2F7) [NBP1-28136] - 0.1 ug/1^6 The A20 cell line, a murine B cell lymphoma, was stained with hamster anti-mouse CD81-R: PE or hamster IgG-R: PE isotype control, following which the cells were analyzed for the expression of CD81 on a flow cytometer.](http://images.novusbio.com/fullsize/CD81-Antibody-2F7-Flow-Cytometry-NBP1-28136-img0001.jpg)
![Flow Cytometry: CD81 Antibody (2F7) [NBP1-28136] - Analysis using the FITC conjugate of NBP1-28136. Staining of CHO-K1 cell line (Gray) and BALB/CAnN B lymphocyte cell line A20 (Purple).](http://images.novusbio.com/fullsize/CD81-Antibody-2F7-Flow-Cytometry-NBP1-28136-img0003.jpg)
![Western Blot: TAPA1 Overexpression Lysate (Adult Normal) [NBL1-08973] Left-Empty vector transfected control cell lysate (HEK293 cell lysate); Right -Over-expression Lysate for TAPA1.](http://images.novusbio.com/fullsize/TAPA1-Overexpression-Lysate-Adult-Normal-Western-Blot-NBL1-08973-img0002.jpg "Western Blot: TAPA1 Overexpression Lysate (Adult Normal) [NBL1-08973] Left-Empty vector transfected control cell lysate (HEK293 cell lysate); Right -Over-expression Lysate for TAPA1.")
![SDS-Page: Recombinant Human CD81 Protein [NBP2-60215] - 15 % SDS-PAGE (3ug)](http://images.novusbio.com/fullsize/Recombinant-Human-CD81-Protein-SDS-Page-NBP2-60215-img0001.jpg "SDS-Page: Recombinant Human CD81 Protein [NBP2-60215] - 15 % SDS-PAGE (3ug)")
![Western Blot: CD81 Peptide [NBP1-77039PEP] - CD81 Peptide blocks the antibody activity completely in Western blot by incubating the peptide with equal volume of antibody for 30 min at 37C.](http://images.novusbio.com/fullsize/CD81-Peptide-Western-Blot-NBP1-77039PEP-img0002.jpg "Western Blot: CD81 Peptide [NBP1-77039PEP] - CD81 Peptide blocks the antibody activity completely in Western blot by incubating the peptide with equal volume of antibody for 30 min at 37C.")
![ELISA: Human CD81 ELISA Kit (Colorimetric) [NBP3-18222] - Standard Curve Reference](http://images.novusbio.com/fullsize/Human-CD81-ELISA-Kit-Colorimetric-ELISA-NBP3-18222-img0001.jpg "ELISA: Human CD81 ELISA Kit (Colorimetric) [NBP3-18222] - Standard Curve Reference")
![CD81 Antibody (rC81/3442) [mFluor Violet 450 SE] [NBP3-08795MFV450] - Vial of mFluor Violet 450 conjugated antibody. mFluor Violet 450 is optimally excited at 406 nm by the Violet laser (405 nm) and has an emission maximum of 445 nm.](http://images.novusbio.com/fullsize/nbp3-08795mfv450_mouse-cd81-mab-rc81-3442-mfluor-violet-450-se-226202313195135.png "CD81 Antibody (rC81/3442) [mFluor Violet 450 SE] [NBP3-08795MFV450] - Vial of mFluor Violet 450 conjugated antibody. mFluor Violet 450 is optimally excited at 406 nm by the Violet laser (405 nm) and has an emission maximum of 445 nm.")