[HTML][HTML] Templated aggregation of TAR DNA-binding protein of 43 kDa (TDP-43) by seeding with TDP-43 peptide fibrils

S Shimonaka, T Nonaka, G Suzuki, S Hisanaga… - Journal of Biological …, 2016 - ASBMB
TAR DNA-binding protein of 43 kDa (TDP-43) has been identified as the major component
of ubiquitin-positive neuronal and glial inclusions in frontotemporal lobar degeneration and …

α‐Synuclein V15A variant in familial Parkinson's disease exhibits a weaker lipid‐binding property

K Daida, S Shimonaka, K Shiba‐Fukushima… - Movement …, 2022 - Wiley Online Library
Background The α‐Synuclein (α‐Syn) V15A variant has been found in two Caucasian
families with Parkinson's disease (PD). However, the significance of this missense variant …

High-fat diet–induced activation of SGK1 promotes Alzheimer's disease–associated tau pathology

M Elahi, Y Motoi, S Shimonaka, Y Ishida… - Human Molecular …, 2021 - academic.oup.com
Type 2 diabetes mellitus (T2DM) has long been considered a risk factor for Alzheimer’s
disease (AD). However, the molecular links between T2DM and AD remain obscure. Here, we …

[HTML][HTML] Selection of lansoprazole from an FDA-approved drug library to inhibit the Alzheimer's disease seed-dependent formation of tau aggregates

A Imtiaz, S Shimonaka, MN Uddin, M Elahi… - Frontiers in Aging …, 2024 - frontiersin.org
The efficacy of current treatments is still insufficient for Alzheimer’s disease (AD), the most
common cause of Dementia. Out of the two pathological hallmarks of AD amyloid-β plaques …

[HTML][HTML] Asparagine residue 368 is involved in Alzheimer's disease tau strain–specific aggregation

S Shimonaka, SE Matsumoto, M Elahi… - Journal of Biological …, 2020 - ASBMB
In tauopathies, tau forms pathogenic fibrils with distinct conformations (termed "tau strains")
and acts as an aggregation "seed" templating the conversion of normal tau into isomorphic …

Tau aggregation and seeding analyses of two novel MAPT variants found in patients with motor neuron disease and progressive parkinsonism

S Nakayama, S Shimonaka, M Elahi, K Nishioka… - Neurobiology of …, 2019 - Elsevier
Variants in the microtubule-associated protein tau (MAPT) gene cause the genetic tauopathies,
a subgroup of frontotemporal dementia (FTD) disorders. Through genetic screening of …

Strain-specific clearance of seed-dependent tau aggregation by lithium-induced autophagy

MN Uddin, M Elahi, S Shimonaka, S Kakuta… - Biochemical and …, 2021 - Elsevier
Different conformational strains of tau have been implicated in the clinicopathological
heterogeneity of tauopathies. In this study, we hypothesized that distinct strains are degraded in a …

Learning deficits accompanied by microglial proliferation after the long-term post-injection of Alzheimer's disease brain extract in mouse brains

T Hayashi, S Shimonaka, M Elahi… - Journal of …, 2021 - content.iospress.com
Background: Human tauopathy brain injections into the mouse brain induce the development
of tau aggregates, which spread to functionally connected brain regions; however, the …

α-Synuclein Seeding Assay Using Cultured Cells

J Ogata, D Takemoto, S Shimonaka, Y Imai… - Experimental Models of …, 2021 - Springer
α-Synuclein, a presynaptic protein, is involved in synaptic vesicle dynamics in response to
neuronal activity. Mutations of the α-synuclein gene and the neuronal deposition of α-…

Astrocytic 3-repeat tau pathologies in progressive supranuclear palsy

…, T Hatano, S Kishikawa, S Shimonaka… - … of Neuropathology & …, 2020 - academic.oup.com
To the Editor: Progressive supranuclear palsy (PSP) is characterized pathologically by abnormal
tau aggregates in neurons (neurofibrillary tangles [NFTs]), astrocytes (tufted astrocytes […