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MAB312R

Sigma-Aldrich

Anti-A2B5 Antibody, clone A2B5-105

clone A2B5-105, Chemicon®, from mouse

Synonym(s):

Neuron Cell Surface Antigen

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About This Item

UNSPSC Code:
12352203
eCl@ss:
32160702
NACRES:
NA.41

biological source

mouse

Quality Level

antibody form

saturated ammonium sulfate (SAS) precipitated

antibody product type

primary antibodies

clone

A2B5-105, monoclonal

species reactivity (predicted by homology)

mammals

manufacturer/tradename

Chemicon®

technique(s)

flow cytometry: suitable
immunocytochemistry: suitable
immunofluorescence: suitable
immunohistochemistry: suitable

isotype

IgM

shipped in

dry ice

target post-translational modification

unmodified

General description

A2B5 is a cell surface ganglioside epitope expressed in developing thymic epithelial cells, oligodendrocyte progenitors and neuroendocrine cells. The A2B5 antigen is present in type 2 astrocytes but absent in type 1 astrocytes, allowing for the differentiation of these different types of cells. A2B5 antibody has been used in flow cytometry and immunohistochemistry experiments to stain type II astrocytes, cells involved in gliogenesis and cells committed to the oligodendrocyte lineage.

Specificity

Recognizes an epitope common to silaogangliosides and sulfatides from the plasma membranes of neurons, and neuroendocrine and glial cells. Anti-A2B5 has been used to specifically stain:

Neurofibrillary tangles in the post-mortem brain tissue of patients with a confirmed diagnosis of Alzheimer′s disease (Majocha et al., 1989)
Neurons of chicken retina, brain, spinal cord, and dorsal root ganglia (Schnitzer & Schachner, 1982; Eisenbarth et al., 1979).
Rat striatal nerve terminals [synaptosomes (Wolf & Kapatos, 1989)].
Neuroblastoma cells in man (Oppedal et al., 1989; Coakham et al., 1985).
Rat insulinoma cells and pancreatic islets cells (Shimizu et al., 1983; Bartholomeusz et al., 1989).
Human and rat thymic epithelial cells (Haynes et al., 1988).
Cells involved in gliogenesis (Bottenstein et al., 1988; Suzumura & Slerberg, 1989).
Oligodendrocytes and astrocytes, type II (Dubois-Dalcq et al., 1990).

Immunogen

Embryonic chicken retinal cells

Application

Anti-A2B5 Antibody, clone A2B5-105 detects level of A2B5 & has been published & validated for use in FC, IC, IF, IH.
Immunocytochemistry: 5-10 μg/mL Immunohistochemistry: 5-10 μg/mL (Levison & McCarthy, 1989)

Complement-mediated cytotoxicity (Eisenbarth et al., 1979)

Flow cytometry: live cells {Maric, D. et al. (2000) Cerebral Cortex 10:729-747}.

Optimal working dilutions must be determined by end user.
Research Category
Neuroscience
Research Sub Category
Neuronal & Glial Markers

Physical form

Ammonium Sulfate Precipitation
Format: Purified
Liquid. Buffer = PBS, pH 7.1 with 2 mg/mL BSA.

Storage and Stability

Maintain the lyophilizate frozen at -20°C. Store the reconstituted antibody solution at -20°C for 12 months in undiluted aliquots.

Analysis Note

Control
Type II astrocytes, human neural progenitors

Other Notes

Concentration: Please refer to the Certificate of Analysis for the lot-specific concentration.

Legal Information

CHEMICON is a registered trademark of Merck KGaA, Darmstadt, Germany

Disclaimer

Unless otherwise stated in our catalog or other company documentation accompanying the product(s), our products are intended for research use only and are not to be used for any other purpose, which includes but is not limited to, unauthorized commercial uses, in vitro diagnostic uses, ex vivo or in vivo therapeutic uses or any type of consumption or application to humans or animals.

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WGK

WGK 2

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable


Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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M Fernandez et al.
The European journal of neuroscience, 20(8), 2059-2070 (2004-09-29)
Oligodendrocyte development and myelination are under thyroid hormone control. In this study we analysed the effects of chronic manipulation of thyroid status on the expression of a wide spectrum of oligodendrocyte precursor cells (OPCs) markers and myelin basic protein (MBP)
Peter Göttle et al.
Frontiers in cellular neuroscience, 15, 777542-777542 (2021-12-11)
Myelin repair in the adult central nervous system (CNS) is driven by successful differentiation of resident oligodendroglial precursor cells (OPCs) and thus constitutes a neurodegenerative process capable to compensate for functional deficits upon loss of oligodendrocytes and myelin sheaths as
Qingwei Lai et al.
Frontiers in molecular neuroscience, 10, 376-376 (2017-12-01)
Recently, it is reported that monocarboxylate transporter 1 (MCT1) plays crucial role in oligodendrocyte differentiation and myelination. We found that MCT1 is strongly expressed in oligodendrocyte but weakly expressed in oligodendrocyte precursors (OPCs), and the underlying mechanisms remain elusive. Histone
Kristien P Reekmans et al.
Cell transplantation, 20(6), 851-869 (2010-11-26)
While neural stem cells (NSCs) are widely expected to become a therapeutic agent for treatment of severe injuries to the central nervous system (CNS), currently there are only few detailed preclinical studies linking cell fate with experimental outcome. In this
Pascal Gervois et al.
Stem cells international, 2019, 8589149-8589149 (2019-05-16)
Pathologies of the central nervous system are characterized by loss of brain tissue and neuronal function which cannot be adequately restored by endogenous repair processes. This stresses the need for novel treatment options such as cell-based therapies that are able

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