Nanomechanical profiling of Aβ42 oligomer-induced biological changes in single hippocampus neurons

D Li, J Li, J Hu, M Tang, P Xiu, Y Guo, T Chen, N Mu… - ACS …, 2023 - ACS Publications
Understanding how Aβ42 oligomers induce changes in neurons from a mechanobiological
perspective has important implications in neuronal dysfunction relevant to …

Amyloid beta oligomers induce neuronal elasticity changes in age-dependent manner: a force spectroscopy study on living hippocampal neurons

AA Ungureanu, I Benilova, O Krylychkina, D Braeken… - Scientific reports, 2016 - nature.com
Small soluble species of amyloid-beta (Aβ) formed during early peptide aggregation stages
are responsible for several neurotoxic mechanisms relevant to the pathology of Alzheimer's …

Hippocampus of the APPNL–G–F mouse model of Alzheimer's disease exhibits region-specific tissue softening concomitant with elevated astrogliosis

CM Hall, S Lasli, B Serwinski, B Djordjevic… - Frontiers in Aging …, 2023 - frontiersin.org
Widespread neurodegeneration, enlargement of cerebral ventricles, and atrophy of cortical
and hippocampal brain structures are classic hallmarks of Alzheimer's disease (AD) …

Nanomechanical measurement of astrocyte stiffness correlated with cytoskeletal maturation

SM Lee, TH Nguyen, K Na, IJ Cho… - … Research Part A, 2015 - Wiley Online Library
Astrocytes are known to serve as scaffolding cells that shape the brain. The physical
properties of astrocytes, such as stiffness, are important for their scaffolding function. These …

A soft mechanical phenotype of SH-SY5Y neuroblastoma and primary human neurons is resilient to oligomeric Aβ (1–42) injury

TM Kruger, KJ Bell, TI Lansakara… - ACS chemical …, 2020 - ACS Publications
Aggregated amyloid beta (Aβ) is widely reported to cause neuronal dystrophy and toxicity
through multiple pathways: oxidative stress, disrupting calcium homeostasis, and …

Mechanobiology of the brain in ageing and Alzheimer's disease

CM Hall, E Moeendarbary… - European Journal of …, 2021 - Wiley Online Library
Just as the epigenome, the proteome and the electrophysiological properties of a cell
influence its function, so too do its intrinsic mechanical properties and its extrinsic …

Viscoelastic response of neural cells governed by the deposition of amyloid-β peptides (Aβ)

Z Gong, R You, RCC Chang, Y Lin - Journal of Applied Physics, 2016 - pubs.aip.org
Because of its intimate relation with Alzheimer's disease (AD), the question of how amyloid-β
peptide (Aβ) deposition alters the membrane and cytoskeltal structure of neural cells and …

Atomic force microscopy protocol for measurement of membrane plasticity and extracellular interactions in single neurons in epilepsy

X Wu, M Muthuchamy, DS Reddy - Frontiers in Aging Neuroscience, 2016 - frontiersin.org
Physiological interactions between extracellular matrix (ECM) proteins and membrane
integrin receptors play a crucial role in neuroplasticity in the hippocampus, a key region …

Characterizing multiscale mechanical properties of brain tissue using atomic force microscopy, impact indentation, and rheometry

EP Canovic, B Qing, AS Mijailovic, A Jagielska… - JoVE (Journal of …, 2016 - jove.com
To design and engineer materials inspired by the properties of the brain, whether for
mechanical simulants or for tissue regeneration studies, the brain tissue itself must be well …

Brain maturation is associated with increasing tissue stiffness and decreasing tissue fluidity

J Guo, G Bertalan, D Meierhofer, C Klein, S Schreyer… - Acta biomaterialia, 2019 - Elsevier
Biomechanical cues guide proliferation, growth and maturation of neurons. Yet the
molecules that shape the brain's biomechanical properties are unidentified and the …