Results 11 to 20 of about 1,375,182 (353)

Tryptophan metabolism in alcoholism [PDF]

open access: bronzeNutrition Research Reviews, 2002
Studies of tryptophan (Trp) metabolism in relation to the serotonin status in alcoholism are of 2 types: (1) those related to the pharmacological effects of ethanol; (2) those concerning the serotonin status in the absence of alcohol intake. In experimental animals, acute and chronic ethanol administration and subsequent withdrawal exert a variety of ...
Abdulla A.‐B. Badawy
openalex   +6 more sources

Molecular mechanisms and therapeutic significance of Tryptophan Metabolism and signaling in cancer. [PDF]

open access: yesMol Cancer
Tryptophan (Trp) metabolism involves three primary pathways: the kynurenine (Kyn) pathway (KP), the 5-hydroxytryptamine (serotonin, 5-HT) pathway, and the indole pathway.
Yan J   +11 more
europepmc   +2 more sources

Bifidobacterium longum mediated tryptophan metabolism to improve atopic dermatitis via the gut-skin axis

open access: yesGut Microbes, 2022
Gut microbial disturbance affects allergic diseases including asthma, atopic dermatitis (AD) via the aberrant immune response. Some Bifidobacterial species and strains have been reported to improve AD via modulating immune-microbe interactions in ...
Zhifeng Fang   +8 more
doaj   +2 more sources

Toll-like Receptor Activation Remodels the Polyamine and Tryptophan Metabolism in Porcine Macrophages [PDF]

open access: yesMetabolites
Background: The early nutritional metabolism of piglets is intimately associated with the regulation of immune function, and amino acids play a crucial role in modulating the fate and function of porcine immune cells, especially macrophages. However, the
Meimei Zhang   +3 more
doaj   +2 more sources

New insight into arginine and tryptophan metabolism in macrophage activation during tuberculosis

open access: yesFrontiers in Immunology
Arginine and tryptophan are pivotal in orchestrating cytokine-driven macrophage polarization and immune activation. Specifically, interferon-gamma (IFN-γ) stimulates inducible nitric oxide synthase (iNOS) expression), leading to the conversion of ...
Kangling Zhang   +2 more
doaj   +2 more sources

Tryptophan Metabolism as a Pharmacological Target [PDF]

open access: yesTrends in Pharmacological Sciences, 2021
L-Tryptophan is an essential amino acid required for protein synthesis. It undergoes an extensive and complex metabolism along several pathways, resulting in many bioactive molecules acting in various organs through different action mechanisms.
Morgane Modoux   +4 more
openaire   +4 more sources

Characterizing the influence of gut microbiota on host tryptophan metabolism with germ-free pigs

open access: yesAnimal Nutrition, 2022
Intestinal microbes are closely associated with host health, depending on metabolic crosstalk between the microbiota and host. Tryptophan metabolism is one of the best examples of metabolic crosstalk between intestinal microbiota and host; however, our ...
Bingnan Liu   +9 more
doaj   +1 more source

Tryptophan metabolism is a physiological integrator regulating circadian rhythms

open access: yesMolecular Metabolism, 2022
Objective: The circadian clock aligns physiology with the 24-hour rotation of Earth. Light and food are the main environmental cues (zeitgebers) regulating circadian rhythms in mammals.
Paul Petrus   +17 more
doaj   +1 more source

TrpNet: Understanding Tryptophan Metabolism across Gut Microbiome

open access: yesMetabolites, 2021
Crosstalk between the gut microbiome and the host plays an important role in animal development and health. Small compounds are key mediators in this host–gut microbiome dialogue.
Yao Lu   +5 more
doaj   +1 more source

Tryptophan Metabolism Acts as a New Anti‐Ferroptotic Pathway to Mediate Tumor Growth

open access: yesAdvancement of science, 2023
Emerging evidence reveals that amino acid metabolism plays an important role in ferroptotic cell death. The conversion of methionine to cysteine is well known to protect tumour cells from ferroptosis upon cysteine starvation through transamination ...
Dong Liu   +15 more
semanticscholar   +1 more source

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