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05-831-I

Sigma-Aldrich

Anti-Amyloid Beta (ABeta) x-42 Antibody, clone 12F4

clone 12F4, from mouse

Synonym(s):

Amyloid beta A4 protein, ABPP, APPI, APP, Alzheimer disease amyloid protein, Cerebral vascular amyloid peptide, CVAP, PreA4, Protease nexin-II, PN-II

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About This Item

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

biological source

mouse

Quality Level

antibody form

purified antibody

antibody product type

primary antibodies

clone

12F4, monoclonal

species reactivity

human

technique(s)

ELISA: suitable
immunohistochemistry: suitable

isotype

IgG1κ

NCBI accession no.

UniProt accession no.

shipped in

wet ice

target post-translational modification

unmodified

Gene Information

human ... APP(351)

General description

One of the most important and initial steps which causes loss of memory and cognition in Alzheimer’s Disease (AD) involves proteolytic cleavage of amyloid precursor protein (APP, chromosome 21) releasing short 40, 42 & 43 amino acid peptides (Amyloid Beta) 1-40, 1-42 and 1-43). Polymerization of beta-amyloid and subsequent neuronal deposit (amyloid) leads to the degeneration of neurons involved in memory and cognition.

Specificity

This antibody detects Amyloid Beta (ABeta) x-42, but does not cross react with Amyloid Beta (ABeta) x-40 or Amyloid Beta (Abeta) x-43.

Immunogen

KLH-conjugated linear peptide corresponding to human Amyloid Beta (ABeta) x-42.

Application

Anti-Amyloid Beta (ABeta) x-42, clone 12F4 is an antibody targeting the Amyloid Beta (ABeta) x-42 protein, validated for use in IHC & ELISA.
Immunohistohemistry Analysis: A 1:500 dilution from a representative lot detected Amyloid Beta (ABeta) x-42 in human pons/midbrain tissue.

ELISA Analysis: A representative lot detected Amyloid Beta (ABeta) x-42, but demonstrates a loss of signal against Amyloid Beta (ABeta) x-42.

Western Blotting Analysis: A 1:1,000 dilution from a representative lot detected Amyloid Beta (ABeta) x-42, but demonstrated a loss of signal against x-40 and not x-43 in WB (Prof. J. Buxbaum, Mt. Sinai School of Medicine).

Quality

Evaluated by Immunohistochemistry in human Alzheimer′s disease brain tissue.

Immunohistochemistry Analysis: A 1:2,000 dilution of this antibody detected Amyloid Beta (Abeta) x-42 in human Alzheimer′s disease brain tissue.

Target description

4 kDa calculated

Linkage

Replaces: 05-831

Physical form

Format: Purified

Analysis Note

Control
Human Alzheimer′s brain tissue.

Other Notes

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

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Storage Class Code

12 - Non Combustible Liquids

WGK

WGK 1

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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Haolin Zhang et al.
Molecular and cellular neurosciences, 109, 103570-103570 (2020-11-08)
Alzheimer's disease (AD) is an age-related neurodegenerative disorder hallmarked by amyloid-β (Aβ) plaque accumulation, neuronal cell death, and cognitive deficits that worsen during disease progression. Histone acetylation dysregulation, caused by an imbalance between reduced histone acetyltransferases (HAT) Tip60 and increased
Yasuhisa Ano et al.
Aging, 11(10), 2949-2967 (2019-05-24)
The rapid growth in aging populations has made prevention of age-related memory decline and dementia a high priority. Several epidemiological and clinical studies have concluded that fermented dairy products can help prevent cognitive decline; furthermore, intake of Camembert cheese prevents
Mariah Beaver et al.
Epigenetics, 1-22 (2021-08-10)
Disruption of histone acetylation-mediated gene control is a critical step in Alzheimer's Disease (AD), yet chromatin analysis of antagonistic histone acetyltransferases (HATs) and histone deacetylases (HDACs) causing these alterations remains uncharacterized. We report the first Tip60 HAT versus HDAC2 chromatin
Song Cao et al.
Journal of neuroinflammation, 18(1), 10-10 (2021-01-08)
The role of microglia in Alzheimer's disease (AD) pathogenesis is becoming increasingly important, as activation of these cell types likely contributes to both pathological and protective processes associated with all phases of the disease. During early AD pathogenesis, one of
Raul O Freitas et al.
Cells, 10(10) (2021-10-24)
Alzheimer's disease (AD) accounts for about 70% of neurodegenerative diseases and is a cause of cognitive decline and death for one-third of seniors. AD is currently underdiagnosed, and it cannot be effectively prevented. Aggregation of amyloid-β (Aβ) proteins has been

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