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Flow Cytometry (FC/FACS) (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 (low endotoxin, concentration in sample 4 ug/ml) GAM APC.)

Mouse CD81 Antibody | anti-CD81 antibody

Anti-Hu CD81 Purified Low Endotoxin

Gene Names
CD81; S5.7; CVID6; TAPA1; TSPAN28
Reactivity
Rabbit, Cat, Human
Applications
Flow Cytometry, Immunoprecipitation, Western Blot, Immunohistochemistry, Immunocytochemistry
Purity
Purified by Protein-A Affinity Chromatography
Synonyms
CD81; Anti-Hu CD81 Purified Low Endotoxin; CD81 molecule; S5.7; CVID6; TAPA1; TSPAN28; anti-CD81 antibody
Ordering
For Research Use Only!
Host
Mouse
Reactivity
Rabbit, Cat, Human
Isotype
IgG1
Clone Number
M38
Specificity
The antibody M38 reacts with an extracellular epitope of CD81, a 25 kDa member of the tetraspanin family, expressed on majority of cells.
Purity/Purification
Purified by Protein-A Affinity Chromatography
Form/Format
Purified Low Endotoxin
Low endotoxin azide free phosphate buffered saline (PBS) solution, 0.2 um filter sterilized. Endotoxin level is less than 0.01 EU/ug of the protein, as determined by the LAL test.
Concentration
1 mg/ml (varies by lot)
Sequence Length
236
Applicable Applications for anti-CD81 antibody
Flow Cytometry (FC)(QC Tested), Immunoprecipitation (IP), Western Blot (WB), Immunohistochemistry-Paraffin (IHC-p) , Immunocytochemistry (ICC), Functional
Application Notes
Functional application: In human MOLT-4 T-cell line the antibody M38 inhibits syncytium formation induced by coculture with human T-cell leukemia virus type 1 (HTLV-1)-positive human T-cell lines.
Flow cytometry: recommended dilution: 1 ug/ml.
Western blotting: recommended dilution: 1-2 ug/ml; positive control: Jurkat cells, non-reducing conditions.
Immunogen
MOLT-4 (human T-ALL cell line)
Antigen
CD81
Preparation and Storage
Store at 2°C to 8°C. Do not freeze. Do not use after expiration date stamped on the label.

Flow Cytometry (FC/FACS)

(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 (low endotoxin, concentration in sample 4 ug/ml) GAM APC.)

Flow Cytometry (FC/FACS) (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 (low endotoxin, concentration in sample 4 ug/ml) GAM APC.)
Related Product Information for anti-CD81 antibody
CD81 (TAPA-1), a member of the tetraspanin family, is expressed on virtually all nucleated cells, but above all on germinal center B cells. CD81 forms complexes with other tetraspanin proteins, integrins, coreceptors, MHC class I and II molecules, and influences adhesion, morphology, activation, proliferation and differentiation of B, T and other cells - e.g. in muscles CD81 promotes cell fusion and myotube maintenance. CD81 has been also identified as a receptor for the hepatitis C virus.

NCBI and Uniprot Product Information

NCBI GI #
NCBI GeneID
975
UniProt Accession #
NCBI Official Full Name
CD81 antigen
NCBI Official Synonym Full Names
CD81 molecule
NCBI Official Symbol
CD81
NCBI Official Synonym Symbols
S5.7; CVID6; TAPA1; TSPAN28
NCBI Protein Information
CD81 antigen
UniProt Protein Name
CD81 antigen
Protein Family
UniProt Gene Name
CD81
UniProt Synonym Gene Names
TAPA1; TSPAN28; Tspan-28

NCBI Description

The protein encoded by this gene is a member of the transmembrane 4 superfamily, also known as the tetraspanin family. Most of these members are cell-surface proteins that are characterized by the presence of four hydrophobic domains. The proteins mediate signal transduction events that play a role in the regulation of cell development, activation, growth and motility. This encoded protein is a cell surface glycoprotein that is known to complex with integrins. This protein appears to promote muscle cell fusion and support myotube maintenance. Also it may be involved in signal transduction. This gene is localized in the tumor-suppressor gene region and thus it is a candidate gene for malignancies. Two transcript variants encoding different isoforms have been found for this gene. [provided by RefSeq, Jul 2014]

Uniprot Description

May play an important role in the regulation of lymphoma cell growth. Interacts with a 16-kDa Leu-13 protein to form a complex possibly involved in signal transduction. May act as the viral receptor for HCV.(Microbial infection) Acts as a receptor for hepatitis C virus (HCV) in hepatocytes. Associates with CLDN1 and the CLDN1-CD81 receptor complex is essential for HCV entry into host cell.

Research Articles on CD81

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Product Notes

The CD81 cd81 (Catalog #AAA1800939) is an Antibody produced from Mouse and is intended for research purposes only. The product is available for immediate purchase. The Anti-Hu CD81 Purified Low Endotoxin reacts with Rabbit, Cat, Human and may cross-react with other species as described in the data sheet. AAA Biotech's CD81 can be used in a range of immunoassay formats including, but not limited to, Flow Cytometry (FC)(QC Tested), Immunoprecipitation (IP), Western Blot (WB), Immunohistochemistry-Paraffin (IHC-p), Immunocytochemistry (ICC), Functional. Functional application: In human MOLT-4 T-cell line the antibody M38 inhibits syncytium formation induced by coculture with human T-cell leukemia virus type 1 (HTLV-1)-positive human T-cell lines. Flow cytometry: recommended dilution: 1 ug/ml. Western blotting: recommended dilution: 1-2 ug/ml; positive control: Jurkat cells, non-reducing conditions. Researchers should empirically determine the suitability of the CD81 cd81 for an application not listed in the data sheet. Researchers commonly develop new applications and it is an integral, important part of the investigative research process. It is sometimes possible for the material contained within the vial of "CD81, Antibody" to become dispersed throughout the inside of the vial, particularly around the seal of said vial, during shipment and storage. We always suggest centrifuging these vials to consolidate all of the liquid away from the lid and to the bottom of the vial prior to opening. Please be advised that certain products may require dry ice for shipping and that, if this is the case, an additional dry ice fee may also be required.

Precautions

All products in the AAA Biotech catalog are strictly for research-use only, and are absolutely not suitable for use in any sort of medical, therapeutic, prophylactic, in-vivo, or diagnostic capacity. By purchasing a product from AAA Biotech, you are explicitly certifying that said products will be properly tested and used in line with industry standard. AAA Biotech and its authorized distribution partners reserve the right to refuse to fulfill any order if we have any indication that a purchaser may be intending to use a product outside of our accepted criteria.

Disclaimer

Though we do strive to guarantee the information represented in this datasheet, AAA Biotech cannot be held responsible for any oversights or imprecisions. AAA Biotech reserves the right to adjust any aspect of this datasheet at any time and without notice. It is the responsibility of the customer to inform AAA Biotech of any product performance issues observed or experienced within 30 days of receipt of said product. To see additional details on this or any of our other policies, please see our Terms & Conditions page.

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