Results 81 to 90 of about 305,956 (185)

Tryptophan Metabolism in Inflammaging: From Biomarker to Therapeutic Target

open access: yesFrontiers in Immunology, 2019
Inflammation aims to restore tissue homeostasis after injury or infection. Age-related decline of tissue homeostasis causes a physiological low-grade chronic inflammatory phenotype known as inflammaging that is involved in many age-related diseases ...
Freek J. H. Sorgdrager   +4 more
semanticscholar   +1 more source

A Three-Ring Circus: Metabolism of the Three Proteogenic Aromatic Amino Acids and Their Role in the Health of Plants and Animals

open access: yesFrontiers in Molecular Biosciences, 2018
Tyrosine, phenylalanine and tryptophan are the three aromatic amino acids (AAA) involved in protein synthesis. These amino acids and their metabolism are linked to the synthesis of a variety of secondary metabolites, a subset of which are involved in ...
Anutthaman Parthasarathy   +6 more
doaj   +1 more source

Plasmids in the aphid endosymbiont Buchnera aphidicola with the smallest genomes. A puzzling evolutionary story.

open access: yes, 2006
Buchnera aphidicola, the primary endosymbiont of aphids, has undergone important genomic and biochemical changes as an adaptation to intracellular life.
Gil, Rosario   +4 more
core   +1 more source

Brain serotonin synthesis capacity in obsessive-compulsive disorder: effects of cognitive behavioral therapy and sertraline. [PDF]

open access: yes, 2018
Cognitive behavioral therapy (CBT) and selective serotonin reuptake inhibitors (SSRIs) are both effective treatments for some patients with obsessive-compulsive disorder (OCD), yet little is known about the neurochemical changes related to these ...
Barsoum, Amir   +11 more
core   +2 more sources

Vagus Nerve Stimulation in Refractory Epilepsy: Effects on Pro- and Anti-Inflammatory Cytokines in Peripheral Blood [PDF]

open access: yes, 2010
Objective: The vagus nerve has important immunological functions that may be relevant for its anticonvulsive action. We postulate that this anticonvulsive action is activated by a shift in the immune system resulting in a reduction of neurotoxic and an ...
Berfelo, M. W.   +6 more
core   +2 more sources

Tryptophan Metabolism by Gut Microbiome and Gut-Brain-Axis: An in silico Analysis

open access: yesFrontiers in Neuroscience, 2019
The link between gut microbiome and brain is being slowly acknowledged due to the speculated role of resident gut microbial community in altering the functions of gut-brain axis (GBA).
Harrisham Kaur, Chandra Bose, S. Mande
semanticscholar   +1 more source

Inflammation-Induced Tryptophan Breakdown is Related With Anemia, Fatigue, and Depression in Cancer

open access: yesFrontiers in Immunology, 2020
Many patients with cancer suffer from anemia, depression, and an impaired quality of life (QoL). These patients often also show decreased plasma tryptophan levels and increased kynurenine concentrations in parallel with elevated concentrations of Th1 ...
L. Lanser   +6 more
semanticscholar   +1 more source

From ab initio quantum mechanics to molecular neurobiology: A cation-pi binding site in the nicotinic receptor [PDF]

open access: yes, 1998
The nicotinic acetylcholine receptor is the prototype ligand-gated ion channel. A number of aromatic amino acids have been identified as contributing to the agonist binding site, suggesting that cation-pi interactions may be involved in binding the ...
Dougherty, Dennis A.   +5 more
core  

Kynurenine pathway inhibition reduces central nervous system inflammation in a model of human African trypanosomiasis [PDF]

open access: yes, 2009
Human African trypanosomiasis, or sleeping sickness, is caused by the protozoan parasites <i>Trypanosoma brucei rhodesiense</i> or <i>Trypanosoma brucei gambiense</i>, and is a major cause of systemic and neurological disability ...
Adams   +37 more
core   +2 more sources

Tryptophan metabolism in health and disease.

open access: yesCell Metabolism, 2023
Chen Xue   +10 more
semanticscholar   +1 more source

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