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Merck

A8354

Sigma-Aldrich

Anti-β-Amyloid antibody, Mouse monoclonal

clone NAB 228, purified from hybridoma cell culture

Sinónimos:

Anti-Aβ

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About This Item

MDL number:
UNSPSC Code:
12352203
NACRES:
NA.41

biological source

mouse

Quality Level

conjugate

unconjugated

antibody form

purified immunoglobulin

antibody product type

primary antibodies

clone

NAB 228, monoclonal

form

buffered aqueous solution

mol wt

antigen ~110 kDa

species reactivity

human

packaging

antibody small pack of 25 μL

concentration

~2 mg/mL

technique(s)

immunohistochemistry: suitable
immunoprecipitation (IP): suitable
indirect ELISA: suitable
microarray: suitable
western blot: 2-4 μg/mL using cell extract of the human embryonal carcinoma NTERA-2 (NT2/D1) cells, treated for 2-3 weeks with 10 μM retinoic acid

isotype

IgG2a

UniProt accession no.

shipped in

dry ice

storage temp.

−20°C

target post-translational modification

unmodified

Gene Information

human ... APP(351)

General description

Amyloid β-peptide (Aβ), a 38 to 43 amino acid peptide is obtained from the β-amyloid precursor protein (APP). β-amyloid gene is located on human chromosome 21q21. APP is a type I transmembrane protein. It is produced in the endoplasmic reticulum (ER) and then migrated with the help of Golgi apparatus to the trans-Golgi-network (TGN).
The β-amyloid precursor protein (APP) is cleaved sequentially by the proteolytic enzymes β-secretase (BACE1) and γ-secretase to produce β-amyloid (Aβ) peptides with the Aβ1-42 and the Aβ1-40 forms being the most prevalent. Secreted Aβ peptides are degraded either via a re-uptake mechanism followed by endosomal degradation, or by an extracellular insulin degrading enzyme. Extracellular accumulation of Aβ leads to the formation of aggregates, fibrils and eventually amyloid deposits called neuritic plaques, which is the hallmark of Alzheimer′s disease (AD).
The antibody recognizes human β-amyloid peptide, full-length amyloid precursor protein (APP), soluble-APP (sAPPβ′ and sAPPα), C99 cleavage form, and Aβ (1-40/42), but not soluble-APP form sAPPβ.

Immunogen

synthetic peptide corresponding to amino acids 1-11 of human β-amyloid protein.

Application

Applications in which this antibody has been used successfully, and the associated peer-reviewed papers, are given below.
Western Blotting (1 paper)
Monoclonal Anti-β-Amyloid antibody has been used in the titration of IgG1 and IgG2a isotype antibodies. It has also been used in the synthesis of antibody-functionalized magnetic nanoparticles.
Mouse Monoclonal Anti-β-Amyloid antibody has been used for western blot assays. The product can also be used for immunohistochemistry, immunoprecipitation, indirect ELISA and microarray studies.

Biochem/physiol Actions

β-amyloid gene acts as the substrate of insulin-degrading enzyme (IDE). It plays a major role in the pathogenesis of Alzheimer′s disease (AD) and type 2 diabetes mellitus (DM2).

Target description

Amyloids are insoluble protein aggregates consisting of misfolded proteins and peptides. Amyloid deposition are associated with multiple neurodegenerative disorders.

Physical form

Solution in 0.01 M phosphate buffered saline, pH 7.4, containing 15 mM sodium azide.

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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Storage Class

12 - Non Combustible Liquids

wgk_germany

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable


Certificados de análisis (COA)

Busque Certificados de análisis (COA) introduciendo el número de lote del producto. Los números de lote se encuentran en la etiqueta del producto después de las palabras «Lot» o «Batch»

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Visite la Librería de documentos

APP processing in Alzheimer's disease
Zhang Y W, et al.
Molecular Brain, 4(1), 3-3 (2011)
An overview of APP processing enzymes and products
Chow V W, et al.
Neuromolecular Medicine, 12(1), 1-12 (2010)
Thai Thao Ly et al.
Biosensors, 11(10) (2021-10-23)
An extraordinary optical transmission fibre-optic surface plasmon resonance biosensing platform was engineered to improve its portability and sensitivity, and was applied to monitor the concentrations of monoclonal antibodies (Mabs). By refining the fabricating procedure and changing the material of the
Jose Gregorio Salazar et al.
Antioxidants (Basel, Switzerland), 10(3) (2021-03-07)
Brain oxidative lipid damage and inflammation are common in neurodegenerative diseases such as Alzheimer's disease (AD). Paraoxonase-1 and -3 (PON1 and PON3) protein expression was demonstrated in tissue with no PON1 or PON3 gene expression. In the present study, we
Shen-Qing Zhang et al.
Frontiers in molecular neuroscience, 13, 613421-613421 (2021-02-02)
Clinical studies have found that some Alzheimer's disease (AD) patients suffer from Cushing's syndrome (CS). CS is caused by the long-term release of excess glucocorticoids (GCs) from the adrenal gland, which in turn, impair brain function and induce dementia. Thus

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