Results 21 to 30 of about 855,125 (282)

Host–microbiome interactions: the aryl hydrocarbon receptor as a critical node in tryptophan metabolites to brain signaling

open access: yesGut Microbes, 2020
Tryptophan (Trp) is not only a nutrient enhancer but also has systemic effects. Trp metabolites signaling through the well-known aryl hydrocarbon receptor (AhR) constitute the interface of microbiome-gut-brain axis. However, the pathway through which Trp
Ning Ma, Ting He, Lee J Johnston
exaly   +2 more sources

Tryptophan metabolites profile predict remission with dietary therapy in pediatric Crohn’s disease [PDF]

open access: yesTherapeutic Advances in Gastroenterology
Background: Crohn’s disease (CD) exclusion diet combined with partial enteral nutrition (CDED + PEN) or exclusive enteral nutrition (EEN) is effective in inducing remission in mild-to-moderate pediatric CD. Although CDED + PEN is better tolerated and has
Rotem Sigall Boneh   +12 more
doaj   +2 more sources

Relationships between brain activity, tryptophan-related gut metabolites, and autism symptomatology

open access: yesNature Communications
While it has been suggested that alterations in the composition of gut microbial metabolites may play a causative role in the pathophysiology of autism spectrum disorder (ASD), it is not known how gut microbial metabolites are associated with ASD ...
Lisa Aziz-Zadeh   +11 more
doaj   +2 more sources

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

Uncovering the specificity and predictability of tryptophan metabolism in lactic acid bacteria with genomics and metabolomics

open access: yesFrontiers in Cellular and Infection Microbiology, 2023
Tryptophan is metabolized by microorganisms into various indole derivatives that have been proven to alleviate diseases and promote human health. Lactic acid bacteria (LAB) are a broad microbial concept, some of which have been developed as probiotics ...
Tong Pan   +23 more
doaj   +1 more source

Gut microbiome and metabolic activity in type 1 diabetes: An analysis based on the presence of GADA

open access: yesFrontiers in Endocrinology, 2022
ObjectiveType 1 diabetes (T1D) progression is affected by circulating glutamic acid decarboxylase antibody (GADA) that persist for many years. This study aimed at investigating whether and how the gut microbiome and its correlated metabolites change in ...
Sihui Luo   +10 more
doaj   +1 more source

The impact of bariatric surgery on serum tryptophan–kynurenine pathway metabolites

open access: yesScientific Reports, 2022
This study aims to explore the immediate effects of bariatric surgery on serum tryptophan–kynurenine pathway metabolites in individuals with type 2 diabetes and BMI > 30.
Kai Tai Derek Yeung   +7 more
doaj   +1 more source

Gut Microbiota-Derived Tryptophan Metabolites Maintain Gut and Systemic Homeostasis

open access: yesCells, 2022
Tryptophan is an essential amino acid from dietary proteins. It can be metabolized into different metabolites in both the gut microbiota and tissue cells. Tryptophan metabolites such as indole-3-lactate (ILA), indole-3-acrylate (IAC), indole-3-propionate
Xiaomin Su, Yunhuan Gao, Rongcun Yang
semanticscholar   +1 more source

Modulation of T cells by tryptophan metabolites in the kynurenine pathway.

open access: yesTIPS - Trends in Pharmacological Sciences, 2023
Lymphocytes maturing in the thymus (T cells) are key factors in adaptive immunity and the regulation of inflammation. The kynurenine pathway of tryptophan metabolism includes several enzymes and compounds that can modulate T cell function, but ...
T. Stone, Richard O. Williams
semanticscholar   +1 more source

Activation of aryl hydrocarbon receptor (AhR) in Alzheimer’s disease: role of tryptophan metabolites generated by gut host-microbiota

open access: yesJournal of molecular medicine, 2023
Gut microbiota in interaction with intestinal host tissues influences many brain functions and microbial dysbiosis has been linked with brain disorders, such as neuropsychiatric conditions and Alzheimer’s disease (AD). l -tryptophan metabolites and short-
A. Salminen
semanticscholar   +1 more source

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