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Cited by 982

The DOI matches its Crossref record; 4 of the 4 references it cites were found in a registry or an index.

Amyloid ion channels: A common structural link for protein-misfolding disease

Open access
Quist, Arjan, Doudevski, Ivo, Lin, Hai, Azimova, Rushana, Ng, Douglas, Frangione, Blas, Kagan, Bruce, Ghiso, Jorge, Lal, Ratnesh·2005·Proceedings of the National Academy of Sciences

Abstract

Protein conformational diseases, including Alzheimer's, Huntington's, and Parkinson's diseases, result from protein misfolding, giving a distinct fibrillar feature termed amyloid. Recent studies show that only the globular (not fibrillar) conformation of amyloid proteins is sufficient to induce cellular pathophysiology. However, the 3D structural conformations of these globular structures, a key missing link in designing effective prevention and treatment, remain undefined as of yet. By using atomic force microscopy, circular dichroism, gel electrophoresis, and electrophysiological recordings, we show here that an array of amyloid molecules, including amyloid-β(1–40), α-synuclein, ABri, ADan, serum amyloid A, and amylin undergo supramolecular conformational change. In reconstituted membranes, they form morphologically compatible ion-channel-like structures and elicit single ion-channel currents. These ion channels would destabilize cellular ionic homeostasis and hence induce cell pathophysiology and degeneration in amyloid diseases.

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Metadata

Authors
Quist, A., Doudevski, I., Lin, H., Azimova, R., Ng, D., Frangione, B., Kagan, B., Ghiso, J., & Lal, R.
Venue
Proceedings of the National Academy of Sciences
Published
2005-07-14
Volume
102
Issue
30
Pages
10427-10432
ISSN
  • 0027-8424 (ISSN-L)
  • 1091-6490
OpenAlex
W2134909516
Cited by
982
References
4
FWCI
22.81
Type
journal article
Language
en
Open access
green

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CoChat. (2026). Citation check: Amyloid ion channels: A common structural link for protein-misfolding disease. https://app.cochat.ai/papers/10.1073/pnas.0502066102
The paper
Quist, A., Doudevski, I., Lin, H., Azimova, R., Ng, D., Frangione, B., Kagan, B., Ghiso, J., & Lal, R. (2005). Amyloid ion channels: A common structural link for protein-misfolding disease. Proceedings of the National Academy of Sciences. https://doi.org/10.1073/pnas.0502066102

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Contains information from the Semantic Scholar Academic Graph Datasets, made available under the ODC Attribution License (ODC-BY 1.0).

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