Critical role of soluble amyloid-β for early hippocampal hyperactivity in a mouse model of Alzheimer's disease

MA Busche, X Chen, HA Henning… - Proceedings of the …, 2012 - National Acad Sciences
Alzheimer's disease (AD) is characterized by a progressive dysfunction of central neurons.
Recent experimental evidence indicates that in the cortex, in addition to the silencing of a …

The storm before the quiet: neuronal hyperactivity and Aβ in the presymptomatic stages of Alzheimer's disease

A Stargardt, DF Swaab, K Bossers - Neurobiology of aging, 2015 - Elsevier
Neuronal activity directly promotes the production and secretion of amyloid β (Aβ).
Interestingly, neuronal hyperactivity can be observed in presymptomatic stages of both …

A vicious cycle of β amyloid–dependent neuronal hyperactivation

B Zott, MM Simon, W Hong, F Unger, HJ Chen-Engerer… - Science, 2019 - science.org
β-amyloid (Aβ)–dependent neuronal hyperactivity is believed to contribute to the circuit
dysfunction that characterizes the early stages of Alzheimer's disease (AD). Although …

Staged decline of neuronal function in vivo in an animal model of Alzheimer's disease

C Grienberger, NL Rochefort, H Adelsberger… - Nature …, 2012 - nature.com
The accumulation of amyloid-β in the brain is an essential feature of Alzheimer's disease.
However, the impact of amyloid-β-accumulation on neuronal dysfunction on the single cell …

Genetic modulation of soluble Aβ rescues cognitive and synaptic impairment in a mouse model of Alzheimer's disease

SW Fowler, ACA Chiang, RR Savjani… - Journal of …, 2014 - Soc Neuroscience
An unresolved debate in Alzheimer's disease (AD) is whether amyloid plaques are
pathogenic, causing overt physical disruption of neural circuits, or protective, sequestering …

Intracellular Ca2+ stores control in vivo neuronal hyperactivity in a mouse model of Alzheimer's disease

C Lerdkrai, N Asavapanumas… - Proceedings of the …, 2018 - National Acad Sciences
Neuronal hyperactivity is the emerging functional hallmark of Alzheimer's disease (AD) in
both humans and different mouse models, mediating an impairment of memory and …

Picomolar amyloid-β peptides enhance spontaneous astrocyte calcium transients

L Lee, P Kosuri, O Arancio - Journal of Alzheimer's disease, 2013 - journals.sagepub.com
Amyloid-β (Aβ) peptides are constitutively produced in the brain throughout life via
mechanisms that can be regulated by synaptic activity. Although Aβ has been extensively …

Dynamic analysis of amyloid β-protein in behaving mice reveals opposing changes in ISF versus parenchymal Aβ during age-related plaque formation

S Hong, O Quintero-Monzon… - Journal of …, 2011 - Soc Neuroscience
Growing evidence supports the hypothesis that soluble, diffusible forms of the amyloid β-
peptide (Aβ) are pathogenically important in Alzheimer's disease (AD) and thus have both …

Impairments of neural circuit function in Alzheimer's disease

MA Busche, A Konnerth - Philosophical Transactions of …, 2016 - royalsocietypublishing.org
An essential feature of Alzheimer's disease (AD) is the accumulation of amyloid-β (Aβ)
peptides in the brain, many years to decades before the onset of overt cognitive symptoms …

High-level neuronal expression of Aβ1–42 in wild-type human amyloid protein precursor transgenic mice: synaptotoxicity without plaque formation

L Mucke, E Masliah, GQ Yu, M Mallory… - Journal of …, 2000 - Soc Neuroscience
Amyloid plaques are a neuropathological hallmark of Alzheimer's disease (AD), but their
relationship to neurodegeneration and dementia remains controversial. In contrast, there is …