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AB280993

Anti-beta Amyloid 1-42 antibody [EPR9296] - BSA and Azide free (Detector)

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Anti-beta Amyloid 1-42 antibody [EPR9296] - BSA and Azide free (Detector) (ab280993) is a rabbit recombinant monoclonal antibody provided in a PBS only buffer for easy conjugation detecting beta Amyloid 1-42 in ELISA. Suitable for Human, Mouse, Rat.

- BSA, sodium azide, and glycerol-free for easy conjugation
- Biophysical QC for unrivalled batch-batch consistency

View Alternative Names

A4, AD1, APP, Amyloid-beta precursor protein, ABPP, APPI, Alzheimer disease amyloid A4 protein homolog, Alzheimer disease amyloid protein, Amyloid precursor protein, Amyloid-beta (A4) precursor protein, Amyloid-beta A4 protein, Cerebral vascular amyloid peptide, PreA4, Protease nexin-II, CVAP, PN-II

1 Images
Sandwich ELISA - Anti-beta Amyloid 1-42 antibody [EPR9296] - BSA and Azide free (Detector) (AB280993)
  • sELISA

Lab

Sandwich ELISA - Anti-beta Amyloid 1-42 antibody [EPR9296] - BSA and Azide free (Detector) (AB280993)

Sandwich ELISA of ab253583 with the capture antibody ab281143 dilution at 2 µg/mL and detector antibody ab280993 dilution at 0.5 µg/mL.

  • Carrier free

    Anti-beta Amyloid 1-42 antibody [EPR9296] - BSA and Azide free

  • Unconjugated

    Anti-beta Amyloid 1-42 antibody [EPR9296]

Key facts

Host species

Rabbit

Clonality

Monoclonal

Clone number

EPR9296

Isotype

IgG

Carrier free

Yes

Reacts with

Mouse, Rat, Human

Applications

sELISA

applications

Immunogen

The exact immunogen used to generate this antibody is proprietary information.

Reactivity data

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Product details

ab281080 is a BSA and Azide Free antibody supplied in an unconjugated format and it is suitable for sandwich ELISAs to quantify Human NPTX2. The recommended pair for sandwich ELISA is:
Capture: ab281230, Human NPTX2 Capture Antibody (unconjugated)
Detector: ab281080, Human NPTX2 Detector Antibody (unconjugated)
The reference range value is 31.25-2000 pg/mL.

Patented technology
Our RabMAb® technology is a patented hybridoma-based technology for making rabbit monoclonal antibodies. For details on our patents, please refer to RabMAb® patents.

What are the advantages of a recombinant monoclonal antibody?
This product is a recombinant monoclonal antibody, which offers several advantages including:

  • - High batch-to-batch consistency and reproducibility
  • - Improved sensitivity and specificity
  • - Long-term security of supply
  • - Animal-free batch production

For more information, read more on recombinant antibodies.

Conjugation ready
Our carrier-free antibodies are typically supplied in a PBS-only formulation, purified and free of BSA, sodium azide and glycerol. This conjugation-ready format is designed for use with fluorochromes, metal isotopes, oligonucleotides, and enzymes, which makes them ideal for antibody labelling, functional and cell-based assays, flow-based assays (e.g. mass cytometry) and Multiplex Imaging applications.

Use our conjugation kits for antibody conjugates that are ready-to-use in as little as 20 minutes with 1 minute hands-on-time and 100% antibody recovery: available for fluorescent dyes, HRP, biotin and gold.

Sandwich ELISA
The recommended antibody orientation is based on internal optimization for ELISA-based assays. Antibody orientation is assay dependent and needs to be optimized for each assay type. Please note that the range provided for this antibody is only an estimation based on the performance of the product using the recommended antibody pair. Performance of the antibody pair will depend on the specific characteristics of your assay. We guarantee the product works in sandwich ELISA, but we do not guarantee the sensitivity or dynamic range of the antibody in your assay.

Properties and storage information

Form
Liquid
Purification technique
Affinity purification Protein A
Storage buffer
Constituents: PBS
Shipped at conditions
Blue Ice
Appropriate short-term storage conditions
+4°C
Appropriate long-term storage conditions
+4°C

Supplementary information

This supplementary information is collated from multiple sources and compiled automatically.

Beta Amyloid 1-42 often referred to as Abeta 42 or amyloid beta 1-42 is a peptide derived from the amyloid precursor protein (APP). This peptide consists of 42 amino acids and has a molecular weight of approximately 4.5 kDa. It is predominantly found in the brain especially within regions associated with memory and cognitive function. Beta amyloid 1-42 is a product of enzymatic cleavage by beta and gamma secretases from the larger APP molecule. Due to its aggregation-prone nature beta amyloid 1-42 is a focus in neuroscience research particularly concerning the formation of amyloid plaques.
Biological function summary

Amyloid beta 1-42 plays a central role in synaptic activity and neuronal health. While not inherently pathogenic its tendency to aggregate forms oligomers and fibrils which become toxic to neurons. This peptide contributes to synaptic dysfunction and neuronal cell death and is a major component of extracellular amyloid plaques found in brain tissue. Within the cellular environment amyloid beta 1-42 can interact with receptors membrane lipids and intracellular signaling mechanisms thereby affecting neuronal cell function.

Pathways

Amyloid beta 1-42 is important in the amyloidogenic pathway which is one of the critical components in APP processing. The pathway includes proteolytic enzymes like beta secretase (BACE1) and gamma secretase where misregulation may lead to excessive production or deposition of amyloid beta peptides. Another related pathway is the tau protein phosphorylation pathway which indirectly interacts with amyloid beta 1-42 due to shared signaling intermediates impacting tau stabilization and microtubule assembly in neurons.

Amyloid beta 1-42 plays a pivotal role in Alzheimer's disease a prevalent neurodegenerative disorder. The excessive accumulation of beta amyloid in the form of plaques is a hallmark of the disease contributing to cognitive decline. Also it has links to cerebral amyloid angiopathy where it deposits in the walls of blood vessels of the central nervous system. Both conditions may involve interactions with tau protein another pathological feature of Alzheimer's disease which undergoes hyperphosphorylation leading to neurofibrillary tangles formation.

Product protocols

For this product, it's our understanding that no specific protocols are required. You can visit:

Target data

Functions as a cell surface receptor and performs physiological functions on the surface of neurons relevant to neurite growth, neuronal adhesion and axonogenesis. Interaction between APP molecules on neighboring cells promotes synaptogenesis (PubMed : 25122912). Involved in cell mobility and transcription regulation through protein-protein interactions. Can promote transcription activation through binding to APBB1-KAT5 and inhibits Notch signaling through interaction with Numb. Couples to apoptosis-inducing pathways such as those mediated by G(o) and JIP. Inhibits G(o) alpha ATPase activity (By similarity). Acts as a kinesin I membrane receptor, mediating the axonal transport of beta-secretase and presenilin 1 (By similarity). By acting as a kinesin I membrane receptor, plays a role in axonal anterograde transport of cargo towards synapses in axons (PubMed : 17062754, PubMed : 23011729). Involved in copper homeostasis/oxidative stress through copper ion reduction. In vitro, copper-metallated APP induces neuronal death directly or is potentiated through Cu(2+)-mediated low-density lipoprotein oxidation. Can regulate neurite outgrowth through binding to components of the extracellular matrix such as heparin and collagen I and IV. The splice isoforms that contain the BPTI domain possess protease inhibitor activity. Induces a AGER-dependent pathway that involves activation of p38 MAPK, resulting in internalization of amyloid-beta peptide and leading to mitochondrial dysfunction in cultured cortical neurons. Provides Cu(2+) ions for GPC1 which are required for release of nitric oxide (NO) and subsequent degradation of the heparan sulfate chains on GPC1.. Amyloid-beta peptides are lipophilic metal chelators with metal-reducing activity. Bind transient metals such as copper, zinc and iron. In vitro, can reduce Cu(2+) and Fe(3+) to Cu(+) and Fe(2+), respectively. Amyloid-beta peptides bind to lipoproteins and apolipoproteins E and J in the CSF and to HDL particles in plasma, inhibiting metal-catalyzed oxidation of lipoproteins. Promotes both tau aggregation and TPK II-mediated phosphorylation. Interaction with overexpressed HADH2 leads to oxidative stress and neurotoxicity. Also binds GPC1 in lipid rafts.. Amyloid-beta protein 42. More effective reductant than amyloid-beta protein 40. May activate mononuclear phagocytes in the brain and elicit inflammatory responses.. Appicans elicit adhesion of neural cells to the extracellular matrix and may regulate neurite outgrowth in the brain.. The gamma-CTF peptides as well as the caspase-cleaved peptides, including C31, are potent enhancers of neuronal apoptosis.
See full target information APP

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