Results 51 to 60 of about 742,356 (291)

Proteinopathy, oxidative stress and mitochondrial dysfunction: cross talk in alzheimer’s disease and parkinson’s disease [PDF]

open access: yes, 2017
Alzheimer's disease and Parkinson's disease are two common neurodegenerative diseases of the elderly people that have devastating effects in terms of morbidity and mortality.
Chakrabarti, S.   +3 more
core   +3 more sources

Transferrin receptor 1‐mediated iron uptake supports thermogenic activation in human cervical‐derived adipocytes

open access: yesFEBS Letters, EarlyView.
In this study, we found that human cervical‐derived adipocytes maintain intracellular iron level by regulating the expression of iron transport‐related proteins during adrenergic stimulation. Melanotransferrin is predicted to interact with transferrin receptor 1 based on in silico analysis.
Rahaf Alrifai   +9 more
wiley   +1 more source

Queuine ameliorates impaired mitochondrial function caused by mt-tRNAAsn variants

open access: yesJournal of Translational Medicine
Background Mitochondrial tRNA (mt-tRNA) variants have been found to cause disease. Post-transcriptional queuosine (Q) modifications of mt-tRNA can promote efficient mitochondrial mRNA translation.
Yan Lin   +8 more
doaj   +1 more source

Effects of oxidative stress on hepatic encephalopathy pathogenesis in mice

open access: yesNature Communications, 2023
Oxidative stress plays a crucial role in the pathogenesis of hepatic encephalopathy (HE), but the mechanism remains unclear. GABAergic neurons in substantia nigra pars reticulata (SNr) contribute to the motor deficit of HE.
Yunhu Bai   +12 more
doaj   +1 more source

Klotho pathways, myelination disorders, neurodegenerative diseases, and epigenetic drugs [PDF]

open access: yes, 2020
In this review we outline a rationale for identifying neuroprotectants aimed at inducing endogenous Klotho activity and expression, which is epigenetic action, by definition. Such an approach should promote remyelination and/or stimulate myelin repair by
Chen, Xiaohong   +15 more
core   +1 more source

Gut microbiome and aging—A dynamic interplay of microbes, metabolites, and the immune system

open access: yesFEBS Letters, EarlyView.
Age‐dependent shifts in microbial communities engender shifts in microbial metabolite profiles. These in turn drive shifts in barrier surface permeability of the gut and brain and induce immune activation. When paired with preexisting age‐related chronic inflammation this increases the risk of neuroinflammation and neurodegenerative diseases.
Aaron Mehl, Eran Blacher
wiley   +1 more source

The essential role of fructose-1,6-bisphosphatase 2 enzyme in thermal homeostasis upon cold stress

open access: yesExperimental and Molecular Medicine, 2020
Body temperature: Enzyme critical to heat production in muscle When simple sugars in the diet are scarce, skeletal muscle can still generate heat under cold conditions thanks to an enzyme that converts a metabolic byproduct into complex carbohydrates.
Hyun-Jun Park   +5 more
doaj   +1 more source

Targeted up-regulation of Drp1 in dorsal horn attenuates neuropathic pain hypersensitivity by increasing mitochondrial fission

open access: yesRedox Biology, 2022
Mitochondria play an essential role in pathophysiology of both inflammatory and neuropathic pain (NP), but the mechanisms are not yet clear. Dynamin-related protein 1 (Drp1) is broadly expressed in the central nervous system and plays a role in the ...
Kun-Long Zhang   +12 more
doaj   +1 more source

Inflammation-induced DNA damage and damage-induced inflammation: a vicious cycle [PDF]

open access: yes, 2014
Inflammation is the ultimate response to the constant challenges of the immune system by microbes, irritants or injury. The inflammatory cascade initiates with the recognition of microorganism-derived pathogen associated molecular patterns (PAMPs) and ...
Abe   +100 more
core   +1 more source

Linking neurogenesis, oligodendrogenesis, and myelination defects to neurodevelopmental disruption in primary mitochondrial disorders

open access: yesFEBS Letters, EarlyView.
Mitochondrial remodeling shapes neural and glial lineage progression by matching metabolic supply with demand. Elevated OXPHOS supports differentiation and myelin formation, while myelin compaction lowers mitochondrial dependence, revealing mitochondria as key drivers of developmental energy adaptation.
Sahitya Ranjan Biswas   +3 more
wiley   +1 more source

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