Oxidative stress and beta amyloid in Alzheimer's disease. Which comes first: the chicken or the egg?

E Tamagno, M Guglielmotto, V Vasciaveo, M Tabaton - Antioxidants, 2021 - mdpi.com
The pathogenesis of Alzheimer's disease involves β amyloid (Aβ) accumulation known to
induce synaptic dysfunction and neurodegeneration. The brain's vulnerability to oxidative …

Molecular mechanisms and genetics of oxidative stress in Alzheimer's disease

F Cioffi, RHI Adam, K Broersen - Journal of Alzheimer's …, 2019 - content.iospress.com
Alzheimer's disease is the most common neurodegenerative disorder that can cause
dementia in elderly over 60 years of age. One of the disease hallmarks is oxidative stress …

Heme: emergent roles of heme in signal transduction, functional regulation and as catalytic centres

T Shimizu, A Lengalova, V Martínek… - Chemical Society …, 2019 - pubs.rsc.org
Protoporphyrin IX iron complex (heme) is an important cofactor for oxygen transfer, oxygen
storage, oxygen activation, and electron transfer when bound to the heme proteins …

Deciphering the iron side of stroke: neurodegeneration at the crossroads between iron dyshomeostasis, excitotoxicity, and ferroptosis

N DeGregorio-Rocasolano, O Martí-Sistac… - Frontiers in …, 2019 - frontiersin.org
In general, iron represents a double-edged sword in metabolism in most tissues, especially
in the brain. Although the high metabolic demands of brain cells require iron as a redox …

Handling heme: The mechanisms underlying the movement of heme within and between cells

RK Donegan, CM Moore, DA Hanna… - Free Radical Biology and …, 2019 - Elsevier
Heme is an essential cofactor and signaling molecule required for virtually all aerobic life.
However, excess heme is cytotoxic. Therefore, heme must be safely transported and …

Glial cell-mediated neuroinflammation in Alzheimer's disease

NF Al-Ghraiybah, J Wang, AE Alkhalifa… - International journal of …, 2022 - mdpi.com
Alzheimer's disease (AD) is a progressive neurodegenerative disorder; it is the most
common cause of dementia and has no treatment. It is characterized by two pathological …

Understanding the mechanisms of disease modifying effects of aerobic exercise in people with Alzheimer's disease

A Abdullahi, TWL Wong, SSM Ng - Ageing Research Reviews, 2024 - Elsevier
Alzheimer's disease (AD) is a very disabling disease. Pathologically, it is characterized by
the presence of amyloid plaques and neurofibrillary tangles in the brain that results in …

Human ribosomal G-quadruplexes regulate heme bioavailability

S Mestre-Fos, C Ito, CM Moore, AR Reddi… - Journal of Biological …, 2020 - ASBMB
The in vitro formation of stable G-quadruplexes (G4s) in human rRNA was recently reported.
However, their formation in cells and their cellular roles were not resolved. Here, by taking a …

Second sphere interactions in amyloidogenic diseases

M Roy, AK Nath, I Pal, SG Dey - Chemical Reviews, 2022 - ACS Publications
Amyloids are protein aggregates bearing a highly ordered cross β structural motif, which
may be functional but are mostly pathogenic. Their formation, deposition in tissues and …

Synergistic neuroprotective effect of schisandrin and nootkatone on regulating inflammation, apoptosis and autophagy via the PI3K/AKT pathway

Y Qi, X Cheng, G Gong, T Yan, Y Du, B Wu, K Bi… - Food & function, 2020 - pubs.rsc.org
Alzheimer's disease (AD) is a neurodegenerative disease that seriously threatens elderly
health. Schisandrin (SCH) and nootkatone (NKT) are two core components derived from …