Results 71 to 80 of about 20,173 (272)

Does the type of exercise affect tryptophan catabolism in horses?

open access: yesAnimal, 2021
Tryptophan (Trp) is an essential amino acid which metabolises via the kynurenine pathway to generate a number of bioactive substances referred to as kynurenines.
W. Kędzierski   +4 more
doaj   +1 more source

Intestinal microbiome alterations in pediatric epilepsy: Implications for seizures and therapeutic approaches

open access: yesEpilepsia Open, EarlyView.
Abstract The intestinal microbiome plays a pivotal role in maintaining host health through its involvement in gastrointestinal, immune, and central nervous system (CNS) functions. Recent evidence underscores the bidirectional communication between the microbiota, the gut, and the brain and the impact of this axis on neurological diseases, including ...
Teresa Ravizza   +4 more
wiley   +1 more source

Ketogenic diet for infantile epileptic spasms

open access: yesEpilepsia Open, EarlyView.
Abstract Approximately half of all cases of Infantile Epileptic Spasms Syndrome (IESS) do not respond to vigabatrin and hormonal therapies. There is no clear consensus as to the second‐line therapy for IESS. Ketogenic diet (KD) has emerged as an effective treatment for certain drug‐resistant epilepsies and in many cases of IESS.
Morris H. Scantlebury   +3 more
wiley   +1 more source

Psychosocial stress and inflammation driving tryptophan breakdown in children and adolescents : a cross-sectional analysis of two cohorts [PDF]

open access: yes, 2018
Background: Tryptophan breakdown is an important mechanism in several diseases e.g. inflammation and stress induced inflammation have been associated with the development of depression via enhanced tryptophan breakdown.
Carvalho, Livia A   +7 more
core   +2 more sources

Synthesis of New C-3 Substituted Kynurenic Acid Derivatives

open access: yesMolecules, 2020
The application of kynurenic acid (KYNA) as an electron-rich aromatic system in the modified Mannich reaction has been examined. The extension possibility of the reaction was tested by using amines occurring in a number of bioactive products, such as ...
Bálint Lőrinczi   +3 more
doaj   +1 more source

Localized Controlled Release of Kynurenic Acid Encapsulated in Synthetic Polymer Reduces Implant—Induced Dermal Fibrosis

open access: yesPharmaceutics, 2022
Excessive fibrosis following surgical procedures is a challenging condition with serious consequences and no effective preventive or therapeutic option.
Layla Nabai, Aziz Ghahary, John Jackson
doaj   +1 more source

Higher concentrations of kynurenic acid in CSF are associated with the slower clinical progression of Alzheimer's disease [PDF]

open access: hybrid, 2023
Anne‐Brita Knapskog   +10 more
openalex   +1 more source

Amino acids inhibit kynurenic acid formation via suppression of kynurenine uptake or kynurenic acid synthesis in rat brain in vitro [PDF]

open access: yesSpringerPlus, 2015
Abstract The tryptophan metabolite, kynurenic acid (KYNA), is a preferential antagonist of the α7 nicotinic acetylcholine receptor at endogenous brain concentrations. Recent studies have suggested that increase of brain KYNA levels is involved in psychiatric disorders such as schizophrenia and depression.
Sekine, Airi   +5 more
openaire   +2 more sources

Chronic Low‐Dose Unsymmetrical Dimethylhydrazine Exposure in Rats: Multiorgan Mechanisms and Biomarker Identification

open access: yesJournal of Applied Toxicology, EarlyView.
ABSTRACT Unsymmetrical dimethylhydrazine (UDMH), a highly toxic rocket propellant with known multiorgan effects, requires urgent characterization of its chronic low‐dose toxicity. Using an integrated approach including exploratory transcriptomics (n = 3/group) and metabolomic (n = 4/group) approaches in male Sprague–Dawley rats exposed to high‐dose ...
Fuzhou Liu   +6 more
wiley   +1 more source

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