Results 21 to 30 of about 37,687 (273)

The kynurenine pathway of tryptophan catabolism and schizophrenia [PDF]

open access: yesMedicinski Podmladak, 2023
The development of new therapeutic options focused on the recovery of patients with schizophrenia is primarily conditioned by elucidating the biological underpinnings of the disorder.
Marković Miloš   +2 more
doaj   +1 more source

Brain Versus Blood: A Systematic Review on the Concordance Between Peripheral and Central Kynurenine Pathway Measures in Psychiatric Disorders

open access: yesFrontiers in Immunology, 2021
ObjectiveDisturbances in the kynurenine pathway have been implicated in the pathophysiology of psychotic and mood disorders, as well as several other psychiatric illnesses.
Katrien Skorobogatov   +13 more
doaj   +1 more source

Paliperidone Reversion of Maternal Immune Activation-Induced Changes on Brain Serotonin and Kynurenine Pathways [PDF]

open access: yes, 2021
Emerging evidence indicates that early-life exposure to environmental factors may increase the risk for schizophrenia via inflammatory mechanisms. Inflammation can alter the metabolism of tryptophan through the oxidative kynurenine pathway to compounds ...
Leza, Juan Carlos   +13 more
core   +1 more source

Expression of the Kynurenine Pathway in Human Peripheral Blood Mononuclear Cells: Implications for Inflammatory and Neurodegenerative Disease. [PDF]

open access: yesPLoS ONE, 2015
The kynurenine pathway is a fundamental mechanism of immunosuppression and peripheral tolerance. It is increasingly recognized as playing a major role in the pathogenesis of a wide variety of inflammatory, neurodegenerative and malignant disorders ...
Simon P Jones   +8 more
doaj   +1 more source

Serum kynurenine levels are a novel biomarker to predict the prognosis of patients with hepatocellular carcinoma.

open access: yesPLoS ONE, 2020
BackgroundWe examined serum kynurenine levels in patients with chronic hepatitis C virus infection, and the relationship between serum kynurenine and prognosis in patients with hepatocellular carcinoma (HCC) and chronic hepatitis C.MethodsWe ...
Shigemune Bekki   +13 more
doaj   +1 more source

Intravenous administration of LPS activates the kynurenine pathway in healthy male human subjects: a prospective placebo-controlled cross-over trial

open access: yesJournal of Neuroinflammation, 2021
Background Administration of lipopolysaccharide (LPS) from Gram-negative bacteria, also known as the human endotoxemia model, is a standardized and safe model of human inflammation. Experimental studies have revealed that peripheral administration of LPS
Vincent Millischer   +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

Are Kynurenines Accomplices or Principal Villains in Dementia? Maintenance of Kynurenine Metabolism [PDF]

open access: yesMolecules, 2020
Worldwide, 50 million people suffer from dementia, a group of symptoms affecting cognitive and social functions, progressing severely enough to interfere with daily life. Alzheimer’s disease (AD) accounts for most of the dementia cases. Pathological and clinical findings have led to proposing several hypotheses of AD pathogenesis, finding a presence of
Masaru Tanaka   +2 more
openaire   +5 more sources

Structures of bacterial kynurenine formamidase reveal a crowded binuclear zinc catalytic site primed to generate a potent nucleophile [PDF]

open access: yes, 2014
Tryptophan is an important precursor for chemical entities that ultimately support the biosynthesis of key metabolites. The second stage of tryptophan catabolism is catalysed by kynurenine formamidase, an enzyme that is different between eukaryotes and ...
Zoltner, Martin   +3 more
core   +1 more source

Chronic Stress Promotes Gastric Cancer Metastasis by Inducing Microbiota-Associated Kynurenine Accumulation and Macrophage Remodeling. [PDF]

open access: yesAdv Sci (Weinh)
Chronic stress reshapes the gut microbiota and enriches Lactobacillus reuteri, promoting microbiota‐associated kynurenine accumulation through altered tryptophan metabolism. Kynurenine drives immunosuppressive remodeling of tumor‐associated macrophages through TNFR2–C/EBPβ signaling, thereby enhancing gastric cancer dissemination.
Zhao S   +9 more
europepmc   +2 more sources

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