Western Blot: CD81 Antibody (1D6) [NB100-65805] - Isolation and characterization of exosomes from cell culture supernatant and human blood. Immunoblot of exosomal markers CD81 (~30 kDa), CD63 (~55 kDa), and LAMP2B (~50 ...read more
Immunohistochemistry-Paraffin: CD81 Antibody (1D6) [NB100-65805] - Staining of TAPA1 in human testis using DAB with hematoxylin counterstain.
Flow Cytometry: CD81 Antibody (1D6) - BSA Free [NB100-65805] - A surface stain was performed on Jurkat cells with CD81 Antibody (1D6) NB100-65805 (blue) and a matched isotype control MAB002 (orange). Cells were ...read more
Western Blot: CD81 Antibody (1D6) [NB100-65805] - Analysis of human testis tissue (A) using CD81 antibody at a concentration of 2 ug/mL.
Flow Cytometry: CD81 Antibody (1D6) [NB100-65805] - Surface flow cytometric staining of 1 x 10^6 PBMC cells using CD81 antibody (dark blue). Isotype control shown in orange. An antibody concentration of 1 ug/1 x 10^6 ...read more
Flow Cytometry: CD81 Antibody (1D6) [NB100-65805] - Staining of human peripheral blood lymphocytes.
Flow Cytometry: CD81 Antibody (1D6) [NB100-65805] - Analysis using the FITC conjugate of NB100-65805. Staining of human peripheral blood lymphocytes.
Flow Cytometry: CD81 Antibody (1D6) [NB100-65805] - A surface stain was performed on Jurkat cells with CD81 (1D6) antibody NB100-65805AF647(blue) and a matched isotype control NBP2-27287AF647 (orange). Cells were ...read more
Flow Cytometry: CD81 Antibody (1D6) [NB100-65805] - A surface stain was performed on Jurkat Cells with CD81 Antibody (1D6) NB100-65805B and a matched isotype control. Both antibodies were conjugated to biotin. Cells ...read more
Flow Cytometry: CD81 Antibody (1D6) [NB100-65805] - A surface stain was performed on Jurkat cells with CD81 Antibody [1D6] NB100-65805AF488 (blue) and a matched isotype control (orange). Cells were incubated in an ...read more
Western Blot: CD81 Antibody (1D6) - BSA Free [NB100-65805] - Characterization & internalization of M2-Exos. (A) TEM image of M2-Exos. Scale bar: 200 nm. (B) DLS measurement of M2-Exos size. (C) Western blotting assay ...read more
Mouse reactivity reported in scientific literature (Ji et al). Canine reactivity reported from a verified customer review. Primate reactivity reported in scientific literature (PMID:33077711).
Packaging, Storage & Formulations
Storage
Store at 4C short term. Aliquot and store at -20C long term. Avoid freeze-thaw cycles.
Buffer
PBS (pH 7.4)
Preservative
0.05% Sodium Azide
Concentration
1.0 mg/ml
Purity
Protein G purified
Alternate Names for CD81 Antibody (1D6) - BSA Free
CD81 antigen (target of antiproliferative 1)
CD81 antigen
CD81 molecule
CD81
CVID6
TAPA1
TAPA-1
Target of the antiproliferative 1
Tetraspanin-28
TSPAN28
Tspan-28
tspan-28,26 kDa cell surface protein TAPA-1
TSPAN28S5.7
Background
TAPA1, also known as CD81, is found in the plasma membrane in lymphocytes and is believed to play an important role in the regulation of lymphoma cell growth. This protein is primarily found on B and T cells (lymphocytes) in humans. TAPA1 appears to be involved in a variety of cellular processes including activation, proliferation and differentiation. It is believed to act as a viral receptor for HCV and may play a crucial role in cell signaling from its place embedded in the plasma membrane. Mutations affecting CD81 can cause immunodeficiency- a disease that is characterized by antibody deficiency, hypogammaglobulinemia, recurrent bacterial infections due to a lack of an immune response.
Limitations
This product is for research use only and is not approved for use in humans or in clinical diagnosis. Primary Antibodies are guaranteed for 1 year from date of receipt.
Wright AB The isolation, culture-expansion, cryopreservation, characterization, and properties of umbilical cord-derived mesenchymal stromal cells and their extracellular vesicles Thesis 2021-01-01
Liu M, Ji Y, Zhu F, et al. NOMA: a high-throughput microchip for robust sequential measurements of secretions from the same single-cells bioRxiv 2021-01-24
Tools for Isolation, Quantification and Analysis of Exosomes Exosomes are spherical to cup-shaped bilayered membrane enclosed nanosize vesicles (30-100 nm) which have the ability to shuttle active cargoes between cells. Johnstone et al. 1987 pioneered in documenting the generation of exosomes in differentiat... Read full blog post.
CD19: An Undoubted Biomarker for B Cells CD19 is a cell surface protein member of the large immunoglobulin superfamily that complexes with CD21, CD81, and CD225 in the membrane of mature B-cells. A major function of CD19 is to assemble with the antigen receptor of B-lymphocytes to decrease t... Read full blog post.
CD81/TAPA1: I'm on Tapa the Cell Target of the antiproliferative 1 (TAPA1), also known as CD81, is found in the plasma membrane in lymphocytes and plays an important role in the regulation of lymphoma cell growth. This transmembrane 4 superfamily (TM4SF) protein is primarily found on... Read full blog post.
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