Synaptic basis of Alzheimer's disease: Focus on synaptic amyloid beta, P-tau and mitochondria

A John, PH Reddy - Ageing research reviews, 2021 - Elsevier
Alzheimer's disease (AD) is a progressive and synaptic failure disease. Despite the many
years of research, AD still harbors many secrets. As more of the world's population grows …

Oligomeric Aβ-induced synaptic dysfunction in Alzheimer's disease

S Tu, S Okamoto, SA Lipton, H Xu - Molecular neurodegeneration, 2014 - Springer
Alzheimer's disease (AD) is a devastating disease characterized by synaptic and neuronal
loss in the elderly. Compelling evidence suggests that soluble amyloid-β peptide (Aβ) …

Untangling the association of amyloid-β and tau with synaptic and axonal loss in Alzheimer's disease

JB Pereira, S Janelidze, R Ossenkoppele… - Brain, 2021 - academic.oup.com
It is currently unclear how amyloid-β and tau deposition are linked to changes in synaptic
function and axonal structure over the course of Alzheimer's disease. Here, we assessed …

Trafficking and proteolytic processing of APP

C Haass, C Kaether… - Cold Spring …, 2012 - perspectivesinmedicine.cshlp.org
Accumulations of insoluble deposits of amyloid β-peptide are major pathological hallmarks
of Alzheimer disease. Amyloid β-peptide is derived by sequential proteolytic processing from …

The amyloid beta peptide: a chemist's perspective. Role in Alzheimer's and fibrillization

IW Hamley - Chemical reviews, 2012 - ACS Publications
This review is concerned with the role of fibrillization of the amyloid β (Aβ)-peptide in
Alzheimer's disease (AD). The perspective is that of a physical chemist, and one aim is to …

Hippocampal mutant APP and amyloid beta-induced cognitive decline, dendritic spine loss, defective autophagy, mitophagy and mitochondrial abnormalities in a …

M Manczak, R Kandimalla, X Yin… - Human molecular …, 2018 - academic.oup.com
The purpose of our study was to determine the toxic effects of hippocampal mutant APP and
amyloid beta (Aβ) in 12-month-old APP transgenic mice. Using rotarod and Morris water …

Fluid biomarkers for synaptic dysfunction and loss

E Camporesi, J Nilsson, A Brinkmalm… - Biomarker …, 2020 - journals.sagepub.com
Synapses are the site for brain communication where information is transmitted between
neurons and stored for memory formation. Synaptic degeneration is a global and early …

Molecular mechanisms of neurodegeneration in Alzheimer's disease

L Crews, E Masliah - Human molecular genetics, 2010 - academic.oup.com
Alzheimer's disease (AD) is characterized by cognitive impairment, progressive
neurodegeneration and formation of amyloid-β (Aβ)-containing plaques and neurofibrillary …

Impaired balance of mitochondrial fission and fusion in Alzheimer's disease

X Wang, BO Su, H Lee, X Li, G Perry… - Journal of …, 2009 - Soc Neuroscience
Mitochondrial dysfunction is a prominent feature of Alzheimer's disease (AD) neurons. In this
study, we explored the involvement of an abnormal mitochondrial dynamics by investigating …

Molecular mechanisms of amyloid oligomers toxicity

R Kayed, CA Lasagna-Reeves - Journal of Alzheimer's …, 2013 - content.iospress.com
Amyloid oligomers have emerged as the most toxic species of amyloid-β (Aβ). This
hypothesis might explain the lack of correlation between amyloid plaques and memory …