Bioactive human Alzheimer brain soluble Aβ: pathophysiology and therapeutic opportunities

S Li, AM Stern - Molecular Psychiatry, 2022 - nature.com
… In summary, descriptions of the soluble oligomeric forms of … The most bioactive
oligomers appear to be LMW, in … Fibril-containing plaques may be a major source of diffusible

A mechanistic hypothesis for the impairment of synaptic plasticity by soluble Aβ oligomers from Alzheimer's brain

S Li, DJ Selkoe - Journal of neurochemistry, 2020 - Wiley Online Library
soluble oligomers suggest that only certain bioactive forms (principally small, diffusible
oligomers… enhance clearance of existing oAβ) represents an attractive therapeutic strategy for …

Advances in targeted tracking and detection of soluble amyloid-β aggregates as a biomarker of Alzheimer's disease

H Gao, J Chen, Y Huang, R Zhao - Talanta, 2024 - Elsevier
… are given to soluble oligomers, due to their crucial roles in AD … with insoluble plaques,
soluble oligomers are highly … For AD, the deposition of plaques in brain represents the …

Amyloid β-protein and beyond: the path forward in Alzheimer's disease

DM Walsh, DJ Selkoe - Current opinion in neurobiology, 2020 - Elsevier
… of soluble oligomers and insoluble fibers of is an … soluble, small, diffusible forms of
are the most capable of binding to plasma membranes [23,24] and conferring bioactivity

SOBA: Development and testing of a soluble oligomer binding assay for detection of amyloidogenic toxic oligomers

D Shea, E Colasurdo, A Smith… - Proceedings of the …, 2022 - National Acad Sciences
… the molecular pathology of Alzheimer’s Disease (AD). These … The toxic oligomers represent
a fraction of both the total … α–sheet containing toxic oligomerscritical early players in the …

[HTML][HTML] Abundant fibrils in ultracentrifugal supernatants of aqueous extracts from Alzheimer's disease brains

AM Stern, Y Yang, S Jin, K Yamashita, AL Meunier… - Neuron, 2023 - cell.com
Soluble oligomers of amyloid β-protein () have been defined as aggregates in …
Diffusible, highly bioactive oligomers represent a critical minority of soluble in Alzheimer’…

[HTML][HTML] Oligomerization and conformational change turn monomeric β-amyloid and tau proteins toxic: Their role in Alzheimer's pathogenesis

B Penke, M Szűcs, F Bogár - Molecules, 2020 - mdpi.com
… The highly toxic oligomers represent only a minority [43] of … Although the exact structure of
the highly bioactive AβO is not … , and rather the smaller, diffusible oligomers are involved in AD …

Quantifying misfolded protein oligomers as drug targets and biomarkers in Alzheimer and Parkinson diseases

K Kulenkampff, AM Wolf Perez, P Sormanni… - Nature Reviews …, 2021 - nature.com
… As oligomers in human tissues can differ greatly in their size, … preclinical individuals is
crucial for this selection. As … also binds soluble amyloid precursor protein α-oligomers, such …

Soluble amyloid beta-containing aggregates are present throughout the brain at early stages of Alzheimer's disease

DI Sideris, JSH Danial, D Emin, FS Ruggeri… - Brain …, 2021 - academic.oup.com
… point represents an average from three different Alzheimer's … elongated protofilaments and
toroidal oligomers per μm2 in … the former is affected very early in Alzheimer’s disease and the …

A calcium-sensitive antibody isolates soluble amyloid-β aggregates and fibrils from Alzheimer's disease brain

AM Stern, L Liu, S Jin, W Liu, AL Meunier, M Ericsson… - Brain, 2022 - academic.oup.com
… an aqueous brain extract enriched in highly diffusible, bioactive forms of oAβ. Addition of …
the hypothesis that ‘fibrillar oligomers’ may exist in soluble extracts of Alzheimer’s disease brain …