Cited by 199Alzheimer's disease research and treatmentsNeuroscience and Neuropharmacology ResearchNeuroinflammation and Neurodegeneration Mechanisms

Oligomeric amyloid-β peptide disrupts phosphatidylinositol-4,5-bisphosphate metabolism

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Berman, Diego E, Dall'Armi, Claudia, Voronov, Sergey V, McIntire, Laura Beth J, Zhang, Hong, Moore, Ann Z, Staniszewski, Agniezka, Arancio, Ottavio +2 more·2008·Nature Neuroscience

Abstract

Synaptic dysfunction caused by oligomeric assemblies of amyloid-beta peptide (Abeta) has been linked to cognitive deficits in Alzheimer's disease. Here we found that incubation of primary cortical neurons with oligomeric Abeta decreases the level of phosphatidylinositol-4,5-bisphosphate (PtdIns(4,5)P2), a phospholipid that regulates key aspects of neuronal function. The destabilizing effect of Abeta on PtdIns(4,5)P2 metabolism was Ca2+-dependent and was not observed in neurons that were derived from mice that are haploinsufficient for Synj1. This gene encodes synaptojanin 1, the main PtdIns(4,5)P2 phosphatase in the brain and at the synapses. We also found that the inhibitory effect of Abeta on hippocampal long-term potentiation was strongly suppressed in slices from Synj1+/- mice, suggesting that Abeta-induced synaptic dysfunction can be ameliorated by treatments that maintain the normal PtdIns(4,5)P2 balance in the brain.

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Crossref · 10.1038/nn.2100

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Authors
Berman, D. E., Dall'Armi, C., Voronov, S. V., McIntire, L. B. J., Zhang, H., Moore, A. Z., Staniszewski, A., Arancio, O., Kim, T.-W., & Di Paolo, G.
Affiliations
Columbia University Irving Medical Center (US)
Corresponding author
Kim, Tae-Wan
Venue
Nature Neuroscience
Published
2008-04-06
Volume
11
Issue
5
Pages
547-554
ISSN
  • 1097-6256 (ISSN-L)
  • 1546-1726
OpenAlex
W2143830585
Cited by
199
References
10
Citations by year
2026: 4 · 2025: 10 · 2024: 6 · 2023: 10 · 2022: 3 · 2021: 8 · 2020: 14 · 2019: 13 · 2018: 6 · 2017: 9 · 2016: 15 · 2015: 9 · 2014: 15 · 2013: 13 · 2012: 19
FWCI
10.16
Type
journal article
Language
en
Open access
Locations
  • Nature Neuroscience (publishedVersion)
  • PubMed (publishedVersion)
  • PubMed Central (acceptedVersion)
Funders
  • National Institutes of Health
  • National Institute of Neurological Disorders and Stroke (NS056049, R01NS043467, R01NS056049, R01NS049442, NS043467, NS049442)
  • National Center for Complementary and Integrative Health (R01AT002643, AT002643)
  • Eunice Kennedy Shriver National Institute of Child Health and Human Development (HD047733, R21HD047733)
Topics
  • Health Sciences › Medicine › Physiology › Alzheimer's disease research and treatments
  • Life Sciences › Neuroscience › Cellular and Molecular Neuroscience › Neuroscience and Neuropharmacology Research
  • Life Sciences › Neuroscience › Neurology › Neuroinflammation and Neurodegeneration Mechanisms
Keywords
amyloid-beta oligomers, phosphatidylinositol 4,5-bisphosphate, SYNJ1, synaptic dysfunction, Alzheimer's disease, calcium-dependent signaling, hippocampal long-term potentiation, cortical neurons
MeSH terms
Alzheimer Disease, Animals, Cells, Cultured, Cerebral Cortex, Heterozygote, Hippocampus, Mice, Neurologic Mutants, Mice, Transgenic, Nerve Tissue Proteins, Neurons, Organ Culture Techniques, Type C Phospholipases, Phosphoric Monoester Hydrolases, Down-Regulation, Amyloid beta-Peptides, PC12 Cells, Phosphatidylinositol 4,5-Diphosphate, Lipid Metabolism, Mice, Rats

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