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Co-occurrence of Alzheimer's disease β-amyloid and tau pathologies at synapses

Takahashi, Reisuke H. ; Capetillo-Zarate, Estibaliz ; Lin, Michael T. ; Milner, Teresa A. and Gouras, Gunnar K. LU orcid (2010) In Neurobiology of Aging 31(7). p.1145-1152
Abstract

Although β-amyloid (Aβ) plaques and tau neurofibrillary tangles are hallmarks of Alzheimer's disease (AD) neuropathology, loss of synapses is considered the best correlate of cognitive decline in AD, rather than plaques or tangles. How pathological Aβ and tau aggregation relate to each other and to alterations in synapses remains unclear. Since aberrant tau phosphorylation occurs in amyloid precursor protein (APP) Swedish mutant transgenic mice, and since neurofibrillary tangles develop in triple transgenic mice harboring mutations in APP, tau and presenilin 1, we utilized these well-characterized mouse models to explore the relation between Aβ and tau pathologies. We now report that pathological accumulation of Aβ and... (More)

Although β-amyloid (Aβ) plaques and tau neurofibrillary tangles are hallmarks of Alzheimer's disease (AD) neuropathology, loss of synapses is considered the best correlate of cognitive decline in AD, rather than plaques or tangles. How pathological Aβ and tau aggregation relate to each other and to alterations in synapses remains unclear. Since aberrant tau phosphorylation occurs in amyloid precursor protein (APP) Swedish mutant transgenic mice, and since neurofibrillary tangles develop in triple transgenic mice harboring mutations in APP, tau and presenilin 1, we utilized these well-characterized mouse models to explore the relation between Aβ and tau pathologies. We now report that pathological accumulation of Aβ and hyperphosphorylation of tau develop concomitantly within synaptic terminals.

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author
; ; ; and
publishing date
type
Contribution to journal
publication status
published
subject
keywords
Alzheimer's disease, Amyloid, Electron microscopy, Endosomes, Hippocampus, Microtubules, Neuropathology, Synapse, Tau
in
Neurobiology of Aging
volume
31
issue
7
pages
1145 - 1152
publisher
Elsevier
external identifiers
  • pmid:18771816
  • scopus:77952878634
ISSN
0197-4580
DOI
10.1016/j.neurobiolaging.2008.07.021
language
English
LU publication?
no
id
03073a5d-43e8-4eb0-b0ed-eb7ceb6ee4c8
date added to LUP
2020-02-20 14:19:53
date last changed
2024-05-29 09:29:03
@article{03073a5d-43e8-4eb0-b0ed-eb7ceb6ee4c8,
  abstract     = {{<p>Although β-amyloid (Aβ) plaques and tau neurofibrillary tangles are hallmarks of Alzheimer's disease (AD) neuropathology, loss of synapses is considered the best correlate of cognitive decline in AD, rather than plaques or tangles. How pathological Aβ and tau aggregation relate to each other and to alterations in synapses remains unclear. Since aberrant tau phosphorylation occurs in amyloid precursor protein (APP) Swedish mutant transgenic mice, and since neurofibrillary tangles develop in triple transgenic mice harboring mutations in APP, tau and presenilin 1, we utilized these well-characterized mouse models to explore the relation between Aβ and tau pathologies. We now report that pathological accumulation of Aβ and hyperphosphorylation of tau develop concomitantly within synaptic terminals.</p>}},
  author       = {{Takahashi, Reisuke H. and Capetillo-Zarate, Estibaliz and Lin, Michael T. and Milner, Teresa A. and Gouras, Gunnar K.}},
  issn         = {{0197-4580}},
  keywords     = {{Alzheimer's disease; Amyloid; Electron microscopy; Endosomes; Hippocampus; Microtubules; Neuropathology; Synapse; Tau}},
  language     = {{eng}},
  number       = {{7}},
  pages        = {{1145--1152}},
  publisher    = {{Elsevier}},
  series       = {{Neurobiology of Aging}},
  title        = {{Co-occurrence of Alzheimer's disease β-amyloid and tau pathologies at synapses}},
  url          = {{http://dx.doi.org/10.1016/j.neurobiolaging.2008.07.021}},
  doi          = {{10.1016/j.neurobiolaging.2008.07.021}},
  volume       = {{31}},
  year         = {{2010}},
}