Results 31 to 40 of about 9,006 (217)

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

Phytochemical treatments target kynurenine pathway induced oxidative stress

open access: yesRedox Report, 2018
Objective: The objective of this paper was to link the phytochemical and metabolic research treating quinolinic acid induced oxidative stress in neurodegenerative disorders.
K. Parasram
doaj   +1 more source

Kynurenines in the Pathogenesis of Multiple Sclerosis: Therapeutic Perspectives

open access: yesCells, 2020
Over the past years, an increasing amount of evidence has emerged in support of the kynurenine pathway’s (KP) pivotal role in the pathogenesis of several neurodegenerative, psychiatric, vascular and autoimmune diseases.
Tamás Biernacki   +3 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

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

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

A pro-convulsive carbamazepine metabolite: Quinolinic acid in drug resistant epileptic human brain

open access: yesNeurobiology of Disease, 2012
Drugs and their metabolites often produce undesirable effects. These may be due to a number of mechanisms, including biotransformation by P450 enzymes which are not exclusively expressed by hepatocytes but also by endothelial cells in brain from ...
Chaitali Ghosh   +7 more
doaj   +1 more source

Metabolic signatures and a diagnostic model for citrin deficiency based on urinary organic acids. [PDF]

open access: yesClin Transl Med
Urinary organic acid profiles in NICCD show enrichment in energy and amino acid pathways. The random forest model differentiates NICCD from non‐specific metabolic abnormalities, both with elevated 4‐hydroxyphenyllactic acid and 4‐hydroxyphenylpyruvic acid, which may cause misdiagnosis. Model explanation and web application help physicians make clinical
Wang P   +7 more
europepmc   +2 more sources

Hydrogen sulfide reduces oxidative stress in Huntington’s disease via Nrf2

open access: yesNeural Regeneration Research
The pathophysiology of Huntington’s disease involves high levels of the neurotoxin quinolinic acid. Quinolinic acid accumulation results in oxidative stress, which leads to neurotoxicity. However, the molecular and cellular mechanisms by which quinolinic
Zige Jiang   +9 more
doaj   +1 more source

A new theory of depression based on the serotonin/kynurenine relationship and the hypothalamicpituitary- adrenal axis

open access: yesBiomédica: revista del Instituto Nacional de Salud, 2018
The serotonergic and immunological hypothesis of depression proposes that certain types of excessive stress distort the relationship between the activities of the innate immune and central nervous systems, so that the stress caused by an infection, or ...
Leslie Alejandra Ramírez   +5 more
doaj   +1 more source

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