Atomic Resolution Structure of Monomorphic Aβ42 Amyloid Fibrils

MT Colvin, R Silvers, QZ Ni, TV Can… - Journal of the …, 2016 - ACS Publications
Amyloid-β (Aβ) is a 39–42 residue protein produced by the cleavage of the amyloid
precursor protein (APP), which subsequently aggregates to form cross-β amyloid fibrils that …

Role of electrostatic interactions in amyloid β-protein (Aβ) oligomer formation: a discrete molecular dynamics study

S Yun, B Urbanc, L Cruz, G Bitan, DB Teplow… - Biophysical journal, 2007 - cell.com
Pathological folding and oligomer formation of the amyloid β-protein (Aβ) are widely
perceived as central to Alzheimer's disease. Experimental approaches to study Aβ self …

Direct measurement of lipid membrane disruption connects kinetics and toxicity of Aβ42 aggregation

P Flagmeier, S De, TCT Michaels, X Yang… - Nature Structural & …, 2020 - nature.com
The formation of amyloid deposits in human tissues is a defining feature of more than 50
medical disorders, including Alzheimer's disease. Strong genetic and histological evidence …

Alternate aggregation pathways of the Alzheimer β-amyloid peptide: Aβ association kinetics at endosomal pH

PM Gorman, CM Yip, PE Fraser… - Journal of molecular …, 2003 - Elsevier
The deposition of β-amyloid peptide (Aβ) fibrils around neurons is an invariable feature of
Alzheimer's disease and there is increasing evidence that fibrillar deposits and/or prefibrillar …

Amyloid‐β aggregates formed at polar–nonpolar interfaces differ from amyloid‐β protofibrils produced in aqueous buffers

MR Nichols, MA Moss, DK Reed… - Microscopy …, 2005 - Wiley Online Library
The deposition of aggregated amyloid‐β (Aβ) peptides in the brain as senile plaques is a
pathological hallmark of Alzheimer's disease (AD). Several lines of evidence indicate that …

Polymorphic C-terminal β-sheet interactions determine the formation of fibril or amyloid β-derived diffusible ligand-like globulomer for the Alzheimer Aβ42 dodecamer

B Ma, R Nussinov - Journal of Biological Chemistry, 2010 - ASBMB
The relationship between amyloid deposition and cellular toxicity is still controversial. In
addition to fibril-forming oligomers, other soluble Aβ forms (amyloid β-derived diffusible …

In situ atomic force microscopy study of Alzheimer's β-amyloid peptide on different substrates: New insights into mechanism of β-sheet formation

T Kowalewski, DM Holtzman - Proceedings of the National …, 1999 - National Acad Sciences
We have applied in situ atomic force microscopy to directly observe the aggregation of
Alzheimer's β-amyloid peptide (Aβ) in contact with two model solid surfaces: hydrophilic …

Amyloid β-protein fibrillogenesis: structure and biological activity of protofibrillar intermediates

DM Walsh, DM Hartley, Y Kusumoto, Y Fezoui… - Journal of Biological …, 1999 - ASBMB
Alzheimer's disease is characterized by extensive cerebral amyloid deposition. Amyloid
deposits associated with damaged neuropil and blood vessels contain abundant fibrils …

Aβ (1–42) fibril structure illuminates self-recognition and replication of amyloid in Alzheimer's disease

Y Xiao, B Ma, D McElheny, S Parthasarathy… - Nature structural & …, 2015 - nature.com
Increasing evidence has suggested that formation and propagation of misfolded aggregates
of 42-residue human amyloid β (Aβ (1–42)), rather than of the more abundant Aβ (1–40) …

In situ measurements of the formation and morphology of intracellular β-amyloid fibrils by super-resolution fluorescence imaging

GS Kaminski Schierle, S Van De Linde… - Journal of the …, 2011 - ACS Publications
Misfolding and aggregation of peptides and proteins is a characteristic of many
neurodegenerative disorders, including Alzheimer's disease (AD). In AD the β-amyloid …