2. Signaling Pathways
  3. Neuronal Signaling
  4. Amyloid-β

Amyloid-β

β-amyloid peptide; Aβ; Abeta

Amyloid-β

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Amyloid-β (Aβ) denotes peptides of 36–43 amino acids that are crucially involved in Alzheimer's disease as the main component of theamyloid plaques found in the brains of Alzheimer patients. The peptides result from the amyloid precursor protein (APP), which is being cut by certain enzymes to yield Aβ. Amyloid-β molecules can aggregate to form flexible soluble oligomers which may exist in several forms. Amyloid-β peptide is due to overproduction of Aβ and/or the failure of clearance mechanisms. Amyloid-β self-aggregates into oligomers, which can be of various sizes, and forms diffuse and neuritic plaques in the parenchyma and blood vessels. Amyloid-β oligomers and plaques are potent synaptotoxins, block proteasome function, inhibit mitochondrial activity, alter intracellular Ca2+levels and stimulate inflammatory processes. Loss of the normal physiological functions of Aβ is also thought to contribute to neuronal dysfunction.

Cat. No. Product Name Effect Purity Chemical Structure
  • HY-162093
    Aβ1–42 aggregation inhibitor 2
    		Inhibitor
    Aβ1–42 aggregation inhibitor 2 (compound 7c) is a potent inhibitor of Aβ1-42 aggregation that plays an important role in Alzheimer's disease research. Aβ1–42 aggregation inhibitor 2 displays excellent antioxidant, metal ions chelating, oxidative stress alleviation, neuroprotective and anti-neuroinflammatory activities.
    Aβ1–42 aggregation inhibitor 2
  • HY-168052
    hAChE-IN-9
    hAChE-IN-9 (compound 7i) is a selective inhibitor of human acetylcholinesterase (hAChE) with IC50 of 0.05 μM and 2.85 μM for AChE and BChE, respectively. hAChE-IN-9 modulates toxic Aβ oligomer forms into non-toxic ones and has antioxidant and neuroprotective effects against Aβ-induced toxicity. hAChE-IN-9 can be used for the study of Alzheimer's disease.
    hAChE-IN-9
  • HY-153889
    BTA-EG4
    		Inducer
    BTA-EG4 is a catalase-amyloid interaction inhibitor, which can significantly enhance the neurotoxicity of amyloid peptides in catalase-overexpressing neuronal cells, and can be used in the study of neurodegenerative diseases.
    BTA-EG4
  • HY-P3275
    β-Amyloid (17-40)
    β-Amyloid (17-40) (Aβ(17-40)) is a fragment of Amyloid-β peptide that has shown neurotoxic activities in SH-SY5Y and IMR-32 cells. β-Amyloid (17-40) can be used for the research of neurological disease.
    β-Amyloid (17-40)
  • HY-112313
    CTS-21166
    		Inhibitor
    CTS-21166 is a blood-brain barrier-permeable and orally active BACE1 inhibitor. CTS-21166 reduces brain Aβ levels. CTS-21166 can be used in the research of Alzheimer's disease.
    CTS-21166
  • HY-P3845
    (Gly22)-Amyloid β-Protein (1-42)
    (Gly22)-Amyloid β-Protein (1-42) is a peptide fragment of amyloid β-protein (Aβ). Amyloid β-protein is the primary component of both vascular and parenchymal amyloid deposits in Alzheimer's disease. Mutation of Glu22 to Gly22 in Aβ can increase aggregation.
    (Gly22)-Amyloid β-Protein (1-42)
  • HY-103537
    (Rac)-BIIB042
    		Modulator
    (Rac)-BIIB042 (Compound 10) is an modulator of γ-Secretase. (Rac)-BIIB042 reduces Amyloid-β 42 level with an EC50 value of 0.39 µM. (Rac)-BIIB042 can be used for the study of Alzheimer's disease.
    (Rac)-BIIB042
  • HY-P1567
    β-Amyloid (10-35), amide
    β-Amyloid (10-35), amide is composed of 26 aa (10-35 residues of the Aβ peptide) and is the primary component of the amyloid plaques of Alzheimer’s disease.
    β-Amyloid (10-35), amide
  • HY-P1524
    β-Amyloid (1-14),mouse,rat
    β-Amyloid (1-14),mouse,rat is a 1 to 14 fragment of Amyloid-β peptide.
    β-Amyloid (1-14),mouse,rat
  • HY-147387
    DSS30
    		Inhibitor
    DSS30 is a P25/CDK5 inhibitor that reduces β-amyloid (Aβ) secretion by inhibiting amyloid precursor protein lyase 1 (BACEl) phosphorylation. DSS30 can be used in the study of neurodegenerative diseases such as Alzheimer's disease.
    DSS30
  • HY-149430
    YIAD-0205
    YIAD-0205 is an orally available Aβ(1?42) aggregation inhibitor. YIAD-0205 demonstrated in vivo efficacy in an AD transgenic mouse model with five familial AD mutations (5XFAD).
    YIAD-0205
  • HY-N3097R
    Pellitorine (Standard)
    		Inhibitor
    Pellitorine (Standard) is the analytical standard of Pellitorine (HY-N3097). Pellitorine is a bioactive natural amide compound. Pellitorine can competitively antagonize the activation of TRPV1 by Capsaicin (HY-10448), thereby reducing pain signal transmission. Pellitorine improves cognitive dysfunction by upregulating the BDNF-ERK1/2-CREB and Nrf2-HO-1 pathways. Pellitorine exerts anti-inflammatory and anti-sepsis effects by inhibiting the release of high mobility group protein B1 (HMGB1) and the expression of RAGE/TLR4. Pellitorine exerts its antithrombotic effect by prolonging the clotting time, inhibiting the activity of clotting factors and thrombin. Pellitorine inhibits lipid peroxidation and resists ferroptosis by upregulating GPX4 and DHODH. Pellitorine kills Aedes aegypti mosquito larvae by inhibiting V-type H⁺-ATPase and aquaporin 4 (AaAQP4). Pellitorine exhibits anti-cancer activity (e.g., leukemia and breast cancer) and has inhibitory effects on certain bacteria.
    Pellitorine (Standard)
  • HY-P4808
    PHF6
    PHF6 (VQIVYK) is a self-assembly sequence capable of initiating the full-length tau protein aggregation and is mapped to the third microtubule-binding repeat region of the tau protein.
    PHF6
  • HY-P1521
    β-Amyloid (15-21)
    β-amyloid (15-21) is a fragment of Amyloid-β peptide, maybe used in the research of neurological disease.
    β-Amyloid (15-21)
  • HY-50682S
    Azeliragon-d9
    Azeliragon-d9 (TTP488-d9) is the deuterium labeled Azeliragon (HY-50682). Azeliragon (TTP488) is an orally bioavailable inhibitor of the receptor for advanced glycation end products (RAGE) in development as a potential treatment to slow disease progression with mild Alzheimer’s disease (AD). Azeliragon also can cross the blood-brain barrier (BBB).
    Azeliragon-d<sub>9</sub>
  • HY-169268
    Aβ-IN-10
    		Inhibitor
    Aβ-IN-10 (Compound Alz -5) is a bifunctional copper chelator and an inhibitor for beta-amyloid (Aβ), that interacts with Aβ aggregates and reduces the neurotoxicity. Aβ-IN-10 exhibits antioxidant efficacy, reveals moderate cytotoxicity with the presence of CuCl2 in SH-SY5Y and HepG2 with IC50 of 65.5, 31.2 μM. Aβ-IN-10 reduces the increase of cell stiffness caused by Aβ.
    Aβ-IN-10
  • HY-P4894
    Amyloid β-Protein (5-42)
    Amyloid β-Protein (5-42) is aAβ Fragment.
    Amyloid β-Protein (5-42)
  • HY-146139
    Aβ-IN-3
    		Inhibitor
    Aβ-IN-3 (compound 1) is a potent amyloid β (Aβ) inhibitor. Aβ-IN-3 inhibits Aβ42 aggregation. However, Aβ-IN-3 can not alleviate the neurotoxicity of Aβ42 in SH-SY5Y cells. Aβ-IN-3 can not change the aggregation state of Aβ42 into a nontoxic one.
    Aβ-IN-3
  • HY-W721681
    Dehydro nicardipine
    		Inhibitor
    Dehydro nicardipine is a dihydropyridine metabolite of Nicardipine (HY-12515) and belongs to the dihydropyridine class of compounds. Dehydro nicardipine can selectively inhibit the aggregation of Aβ monomers, specifically regulate the extension and binding of Aβ soluble aggregates, change the morphology of Aβ aggregates, and inhibit the growth of aggregate length. Dehydro nicardipine can be used in the study of Alzheimer's disease (AD).
    Dehydro nicardipine
  • HY-123485
    PPI-1019
    		Inhibitor
    PPI-1019 is an amyloid beta (Aβ) inhibitor. PPI-1019 can be used in the research of neurological diseases and Alzheimer's disease.
    PPI-1019
Cat. No. Product Name / Synonyms Application Reactivity