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Western Blot (WB) (Western Blot (WB) analysis of SPN polyclonal antibody)

Rabbit anti-Human, Mouse SPN Polyclonal Antibody | anti-SPN antibody

SPN Polyclonal Antibody

Gene Names
SPN; LSN; CD43; GALGP; GPL115
Reactivity
Human, Mouse
Applications
Western Blot, Immunohistochemistry
Purity
The antibody was affinity-purified from rabbit antiserum by affinity-chromatography using epitope-specific immunogen and the purity is >95% (by SDS-PAGE).
Synonyms
SPN; Polyclonal Antibody; SPN Polyclonal Antibody; Leukosialin; Galactoglycoprotein; GALGP; Leukocyte sialoglycoprotein; Sialophorin; CD43; anti-SPN antibody
Ordering
For Research Use Only!
Host
Rabbit
Reactivity
Human, Mouse
Clonality
Polyclonal
Isotype
IgG
Specificity
SPN polyclonal antibody detects endogenous levels of SPN protein.
Purity/Purification
The antibody was affinity-purified from rabbit antiserum by affinity-chromatography using epitope-specific immunogen and the purity is >95% (by SDS-PAGE).
Form/Format
Rabbit IgG, 1mg/ml in PBS with 0.02% sodium azide, 50% glycerol, pH7.2
Sequence Length
400
Applicable Applications for anti-SPN antibody
Western Blot (WB), Immunohistochemistry (IHC)
Application Notes
WB: 1:500-1:2000
IHC: 1:50-1:200
Immunogen
Recombinant full length Human SPN.
Preparation and Storage
Store at 4 degree C short term.
Aliquot and store at -20 degree C long term.
Avoid freeze-thaw cycles.

Western Blot (WB)

(Western Blot (WB) analysis of SPN polyclonal antibody)

Western Blot (WB) (Western Blot (WB) analysis of SPN polyclonal antibody)
Related Product Information for anti-SPN antibody
Over 100 cell surface markers have been identified through the use of monoclonal antibodies. Many of these markers have proven useful in identifying a specific subpopulation of cells within a mixed colony. Accordingly, these molecules have been assigned a "cluster of differentiation" (CD) designation. CD43 is the major O-glycosylated cell-surface associated sialoglycoprotein found on the cell membranes of leukocytes. It is a member of the surface mucin family which plays a central role in cellular adhesion tumor progression. Also called leukosialin, CD43 is best known as a marker for identifying normal and neoplastic T cells and a subset of neoplastic B cells within tissues. CD43 is thought to function as a negative regulator of cellular adhesion.

NCBI and Uniprot Product Information

NCBI GI #
NCBI GeneID
NCBI Accession #
NCBI GenBank Nucleotide #
UniProt Accession #
Molecular Weight
~ 130kDa
NCBI Official Full Name
leukosialin
NCBI Official Synonym Full Names
sialophorin
NCBI Official Symbol
SPN
NCBI Official Synonym Symbols
LSN; CD43; GALGP; GPL115
NCBI Protein Information
leukosialin
UniProt Protein Name
Leukosialin
Protein Family
UniProt Gene Name
SPN
UniProt Synonym Gene Names
CD43; GALGP
UniProt Entry Name
LEUK_HUMAN

NCBI Description

This gene encodes a highly sialylated glycoprotein that functions in antigen-specific activation of T cells, and is found on the surface of thymocytes, T lymphocytes, monocytes, granulocytes, and some B lymphocytes. It contains a mucin-like extracellular domain, a transmembrane region and a carboxy-terminal intracellular region. The extracellular domain has a high proportion of serine and threonine residues, allowing extensive O-glycosylation, and has one potential N-glycosylation site, while the carboxy-terminal region has potential phosphorylation sites that may mediate transduction of activation signals. Different glycoforms of this protein have been described. In stimulated immune cells, proteolytic cleavage of the extracellular domain occurs in some cell types, releasing a soluble extracellular fragment. Defects in expression of this gene are associated with Wiskott-Aldrich syndrome. [provided by RefSeq, Sep 2017]

Uniprot Description

sialophorin: One of the major glycoproteins of thymocytes and T lymphocytes. Plays a role in the physicochemical properties of the T-cell surface and in lectin binding. Presents carbohydrate ligands to selectins. Has an extended rodlike structure that could protrude above the glycocalyx of the cell and allow multiple glycan chains to be accessible for binding. Is a counter-receptor for SN/Siglec-1. During T-cell activation is actively removed from the T-cell-APC (antigen-presenting cell) contact site thus suggesting a negative regulatory role in adaptive immune response. Interacts with HIPK2 via the cytoplasmic domain. Interacts with RDX. Cell surface of thymocytes, T-lymphocytes, neutrophils, plasma cells and myelomas.

Protein type: Membrane protein, integral; Cell surface

Chromosomal Location of Human Ortholog: 16p11.2

Cellular Component: extracellular space; cell surface; membrane; integral to plasma membrane; plasma membrane; basement membrane; uropod; external side of plasma membrane

Molecular Function: protein binding; transmembrane receptor activity

Biological Process: positive regulation of tumor necrosis factor biosynthetic process; regulation of defense response to virus; establishment and/or maintenance of cell polarity; negative regulation of cell adhesion; signal transduction; chemotaxis; negative thymic T cell selection; response to protozoan; negative regulation of T cell proliferation; cell surface receptor linked signal transduction; T cell costimulation; defense response to bacterium; cellular defense response; positive regulation of T cell proliferation; immune response; positive regulation of protein amino acid phosphorylation; negative regulation of type IV hypersensitivity; blood coagulation; leukocyte migration

Research Articles on SPN

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Product Notes

The SPN spn (Catalog #AAA3011557) is an Antibody produced from Rabbit and is intended for research purposes only. The product is available for immediate purchase. The SPN Polyclonal Antibody reacts with Human, Mouse and may cross-react with other species as described in the data sheet. AAA Biotech's SPN can be used in a range of immunoassay formats including, but not limited to, Western Blot (WB), Immunohistochemistry (IHC). WB: 1:500-1:2000 IHC: 1:50-1:200. Researchers should empirically determine the suitability of the SPN spn 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 "SPN, Polyclonal 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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