β-amyloid

Amyloid β Peptide (42-1)(human) acetate 是淀粉样蛋白 β 肽 (1-42) 的无活性形式。Amyloid β Peptide (42-1)(human) acetate 是由 42 个氨基酸组成的肽，其在阿尔茨海默病的发病机制中起关键作用。

β-Amyloid (1-42), acetate (human) 是由 42 个氨基酸组成的肽，是 β-Amyloid 的一部分，常用于阿尔茨海默病造模。

β-amyloid 1-11 acetate(190436-05-6 free base) 是 Amyloid-β 肽的片段，可用于神经系统疾病的研究。

β-Amyloid 15-21 acetate (Beta-Amyloid(15-21) acetate) 是 Amyloid-β 肽的片段，可用于神经系统疾病的研究。该片段参与β折叠形成。

Amyloid β-Protein 10-20 acetate (Amyloid β-Protein 10-20 acetate (152286-31-2 free base)) 是 Amyloid-β 肽的片段，可能用于神经系统疾病的研究。Amyloid β 蛋白片段含有 α-分泌酶加工位点（Lys16-Leu17 键）。它还包含负责与小胶质细胞结合的 HHQK 结构域（残基 13-16）。

Biotin-β-Amyloid (1-42), human TFA（Biotin-Amyloid β-Peptide (1-42) (human) TFA）是一种标记有生物素的β-Amyloid (1-42)肽，由42个氨基酸构成，对阿尔茨海默病的发病机理有重要作用。

β-Amyloid (1-42), human 是一种由 42 个氨基酸组成的肽，在阿尔茨海默病的发病机制中起关键作用。

β-Amyloid (31-35) (β-Amyloid 31-35) 是一种天然 Amyloid-β 肽的最短序列，具有神经毒性。

(Gln22,Asn23)-Amyloid β-Protein (1-40) 为特定多肽，主要应用于研究脑淀粉样血管病的相关突变。

[Arg6]-β-Amyloid (1-40), England mutation 是具有生物活性的肽，与多种家族性常染色体显性阿尔茨海默病相关。特别地，这种英国突变，即位于第6位的His被Arg所替换，已报告可提高寡聚体形成动力学，加速初级纤维的种子化过程。此类寡聚体对神经元培养细胞展现出较高毒性。

Rat form of the beta-Amyloid (1-40) peptide

β-Amyloid peptide(16-20)，即 Amyloid-β(Abeta) 的氨基酸序列(KLVFF)部分，有效抑制 Abeta 原纤维形成，通过在 N 和 C 末端添加 RG-/-GR-NH2 残基增强其溶解性。

Cys-Gly-Lys-Arg-Amyloid β-Protein (1-42) 为淀粉样β蛋白（Aβ）的一段肽片段, 主要应用于阿尔茨海默病研究中。

(Nle35)-Amyloid β-Protein (1-42) ammonium 是一种肽。

Amyloid-β (25-35) (Aβ (25-35)) is an 11-residue fragment of the Aβ protein that retains the physical and biological characteristics of the full length peptide. It forms fibrils that react to thioflavin T and Congo red and are organized in a cross-β arrangement of β-strands similar to Aβ (1-40) and Aβ (1-42) fibrils. Aggregated Aβ (25-35) decreases the viability of rat adrenal PC12 cells. It also decreases the viability of primary rat cortical neurons at concentrations ranging from 1 nM to 30 μM. In vivo, intracerebral injection of Aβ (25-35) (20 nmol) in rats induces lesions of neuronal and tissue loss. Aggregated Aβ (25-35) administered intracerebroventricularly to rats induces learning and memory impairments in the Y-maze, novel object recognition, and contextual fear conditioning tests.

Antibodies corresponding to beta-amyloid (4-10) are effective in vivo inhibitors of cytotoxicity, amyloid plaque formation and special memory disturbances in mice. This peptide does not elicit an inflammatory response.

β-Amyloid (22-35) is a 14-aa peptide, shows aggregates and induces neurotoxicity in the hippocampal cells. Beta amyloid (22-35) is a synthetic truncated fragment of beta-amyloid peptide.

β-Amyloid (1-16) is an amyloidogenic protein fragment with a sequence derived from β-amyloid. It exhibits the ability to bind to metal ions, indicating its involvement in metal-binding processes. β-Amyloid, a peptide, is responsible for the formation of amyloid plaques in the brains of individuals affected by Alzheimer's disease (AD).

β-Amyloid (29-40), a fragment of the Amyloid-β peptide, possesses physical and chemical properties similar to those of viral protein fusion peptides. The C-terminal fragments (29-40 42) of Alzheimer's beta amyloid peptide can induce the fusion of liposomes.

Amyloid β-Protein (10-20) is a fragment of Amyloid-β peptide, maybe used in the research of neurological disease.Amyloid β protein fragment containing the α-secretase processing site (Lys16-Leu17 bond). It also contains the HHQK domain (residues 13-16) re

β-Amyloid (1-16) rat 是β-淀粉样肽 (Abeta) 金属结合域的片段，含有三个与人类相异的氨基酸替代，因此在大鼠和小鼠中降低了 AD 样神经退行性变的易感性。

Acetly-β Amyloid (15-20), Amide 为多肽片段，具有抑制 Aβ (1–40) 肽β-折叠形成并稳定其结构的功能，适用于阿尔茨海默病的相关研究。

[Arg6]-β-Amyloid (1-42), england mutation 是具有生物活性的肽类化合物。β-Amyloid (1-42)中的英国 (H6R) 突变被认为与Alzheimer病的常染色体显性遗传形式有关，此突变影响了位点H6的相互作用。

(Pyr11)-Amyloid β-Protein (11-40) (A beta 11pE-40) 作为一种肽， 主要应用于阿尔茨海默病相关研究。

(Lys22)-Amyloid β-Protein (1-42) 是 WT Amyloid β-Protein (1-42) 肽的突变。

β-Amyloid (42-1), human TFA 为淀粉样蛋白β肽(1-42)的无活性形式，包含42个氨基酸，对阿尔茨海默病发病机制扮演关键角色。

β-Amyloid 22-35 (Amyloid β-Protein 22-35) TFA是β-淀粉样蛋白22-35残基段，具细胞毒性，能影响无血清培养大鼠海马神经元。在中性缓冲液中，此化合物能形成聚集体与典型淀粉样纤维，模拟β-淀粉样蛋白行为。

β-Amyloid (1-40) TFA 是阿尔茨海默症患者脑斑块中发现的一种主要蛋白片段。

(Gly22)-Amyloid β-Protein (1-42) 为淀粉样蛋白β-蛋白(Aβ)的一种肽段，主要在阿尔茨海默病患者的血管和脑组织中形成淀粉样沉积。Aβ中Glu22至Gly22的突变显著促进了该蛋白的聚集。

β-Amyloid (1-40), FAM-labeled is a FAM fluorescently-labelled β-Amyloid (1-40) peptide (λ ex = 492 nm and λ em = 518 nm).

[Ala28]-β Amyloid(25-35) (β(25-35)KA)为Aβ(25-35)的一种电中性变体，能够促进萤火虫荧光素酶聚集。

Beta-Amyloid(1-14),mouse,rat is a 1 to 14 fragment of Amyloid-β peptide. This peptide is amino acids 1 to 14 fragment of Beta-Amyloid peptide.

Beta-Amyloid Protein Precursor 770 (135-155)Aβ Protein Precursor 770 (135-155)

β-Amyloid (1-42), rat TFA is a 42-aa peptide, shows the effects of cytotoxicity on acute hippocampal slices, and has been used in studies of alzheimer's disease.

Anionic interaction of Beta-amyloid (1-11) with Factor XII is suspected to cause massive activation of the C4 (complement 4) system in the cerebrospinal fluid of Alzheimer’s disease patients.

β-Amyloid (1-15) (Amyloid β-Protein (1-15)) 是 β-淀粉样蛋白片段，可用于研究阿尔茨海默病。

β-Amyloid precursor protein (96-110), cyclized (human) 为一种淀粉样前体蛋白衍生物，特别适用于阿尔茨海默病相关研究。

β-Amyloid (1-40), FAM-labeled TFA 是一个 FAM 荧光标记的 β-Amyloid (1-40) 肽 (λex=?492?nm and λem=?518?nm)。

β-Amyloid (1-38), derived from mice and rats, is a chemical compound comprising 38 amino acids, specifically residues 1-38 of the Aβ peptide. Notably, it serves as the primary constituent of amyloid plaques associated with Alzheimer's disease.

β-Amyloid (1-14),mouse,rat is a 1 to 14 fragment of Amyloid-β peptide. β-Amyloid (1-14),mouse,rat is produced through the proteolytic processing of a transmembrane protein, amyloid precursor protein (APP), by β- and γ-secretases. β-Amyloid (1-14),mouse,rat accumulation in the brain is proposed to be an early toxic event in the pathogenesis of Alzheimer’s disease, which is the most common form of dementia associated with plaques and tangles in the brain[1]. [1]. Chen GF, et al. Amyloid beta: structure, biology and structure-based therapeutic development. Acta Pharmacol Sin. 2017 Sep;38(9):1205-1235.

β-Amyloid (1-43)(human) TFA 相较于 Aβ1-42 显示出更高的聚集倾向和毒性。它与 sAPPα 和 sAPPβ 有关联，且作为一种潜在的新型阿尔茨海默病(AD)生物标志物，具备与其他已知生物标志物相似的应用潜力。

Biotinyl-Ahx-Amyloid β-Protein (1-42) ammonium 为N-末端接有生物素的 Amyloid β-Protein (1-42)，主要存在于阿尔茨海默病患者血管与脑组织中的淀粉样沉积物中。

'(Gln22)-Amyloid β-Protein (1-42)'，为β-Amyloid (1-42) 的Dutch突变（E22Q）形式，显示出提升的纤维原性及致病性。

'(Met(O)35)-Amyloid β-Protein (1-42)，Aβ42的一种氧化形态，位于Met35。该化合物可形成与Aβ40具有相似大小和分布特征的寡聚体，适用于阿尔茨海默病（AD）研究。'

(Met(O2)35)-Amyloid β-Protein (1-42) 是一种多肽。

β-Amyloid (33-40) is a peptide consisting of amino acid of 33 to 40 of beta amyloid protein.

β-amyloid (15-21) is a fragment of Amyloid-β peptide, maybe used in the research of neurological disease. This fragment is involved in beta sheet formation.

β-Amyloid (35-42) is a peptide consisting of amino acid of 35 to 42 of beta amyloid protein.