Results 41 to 50 of about 16,555 (256)

Expression of tryptophan 2,3-dioxygenase and production of kynurenine pathway metabolites in triple transgenic mice and human Alzheimer's disease brain.

open access: yesPLoS ONE, 2013
To assess the role of the kynurenine pathway in the pathology of Alzheimer's disease (AD), the expression and localization of key components of the kynurenine pathway including the key regulatory enzyme tryptophan 2,3 dioxygenase (TDO), and the ...
Wei Wu   +9 more
doaj   +1 more source

A systematic review and meta-analysis of the kynurenine pathway of tryptophan metabolism in rheumatic diseases

open access: yesFrontiers in Immunology, 2023
There is an increasing interest in the pathophysiological role of the kynurenine pathway of tryptophan metabolism in the regulation of immune function and inflammation.
Arduino A. Mangoni   +2 more
doaj   +1 more source

Microglial Dysregulation and Suicidality: A Stress-Diathesis Perspective

open access: yesFrontiers in Psychiatry, 2020
According to the stress-diathesis model of suicidal behavior, completed suicide depends on the interaction between psychosocial stressors and a trait-like susceptibility.
Paria Baharikhoob   +7 more
doaj   +1 more source

Fathoming the kynurenine pathway in migraine: why understanding the enzymatic cascades is still critically important [PDF]

open access: yes, 2015
Kynurenine pathway, the quantitatively main branch of tryptophan metabolism, has been long been considered a source of nicotinamide adenine dinucleotide, although several of its products, the so-called kynurenines, are endowed with the capacity to ...
CURTO, MARTINA   +4 more
core   +1 more source

It takes two to tango: NAD+ and sirtuins in aging/longevity control [PDF]

open access: yes, 2016
The coupling of nicotinamide adenine dinucleotide (NAD+) breakdown and protein deacylation is a unique feature of the family of proteins called ‘sirtuins.’ This intimate connection between NAD+ and sirtuins has an ancient origin and provides a ...
Guarente, Leonard, Imai, Shin-ichiro
core   +2 more sources

Quinolinic acid: neurotoxicity [PDF]

open access: yesThe FEBS Journal, 2012
This minireview series reviews some of the most recent findings about quinolinic acid's cellular toxicity and its implications in diseases such as HIV associated neurocognitive disorders, depressive disorders and schizophrenia, and finally therapeutic strategies with drugs able to interfere with quinolinic acid production and/or effects.
openaire   +1 more source

Determination of Dipyrone in pharmaceutical preparations based on the chemiluminescent reaction of the quinolinic hydrazide-H2O2-vanadium (IV) system and flow injection analysis [PDF]

open access: yes, 2011
A rapid, economic and sensitive chemiluminescent method involving flow-injection analysis was developed for the determination of dipyrone in pharmaceutical preparations.
Durand Alegría, Jesús Senén   +3 more
core   +2 more sources

Research progress on the kynurenine pathway in the prevention and treatment of Parkinson’s disease

open access: yesJournal of Enzyme Inhibition and Medicinal Chemistry, 2023
Parkinson’s disease (PD) is characterised by progressive death of dopamine (DA) neurons in the substantia nigra pars compacta (SNpc) and pathological accumulation of α-synuclein fibrils, as well as central nervous system inflammation.
Ping Chen, Xiaofei Geng
doaj   +1 more source

Quinolinic acid, the inescapable neurotoxin [PDF]

open access: yesThe FEBS Journal, 2012
Over the last two decades, evidence for the involvement of quinolinic acid (QUIN) in neuroinflammatory diseases has been exponentially increasing. Within the brain, QUIN is produced and released by infiltrating macrophages and activated microglia, the very cells that are prominent during neuroinflammation.
openaire   +2 more sources

Glutamate-induced depression of EPSP–spike coupling in rat hippocampal CA1 neurons and modulation by adenosine receptors [PDF]

open access: yes, 2010
The presence of high concentrations of glutamate in the extracellular fluid following brain trauma or ischaemia may contribute substantially to subsequent impairments of neuronal function.
Alici   +77 more
core   +1 more source

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