Results 121 to 130 of about 44,829 (223)

MicroRNA-153 Decreases Tryptophan Catabolism and Inhibits Angiogenesis in Bladder Cancer by Targeting Indoleamine 2,3-Dioxygenase 1

open access: yesFrontiers in Oncology, 2019
Background: Metastasis is the primary cause of cancer deaths, warranting further investigation. This study assessed microRNA-153 (miR-153) expression in bladder cancer tissues and investigated the underlying molecular mechanism of miR-153-mediated ...
Wentao Zhang   +10 more
semanticscholar   +1 more source

Preclinical investigations and a first-in-human phase I trial of M4112, the first dual inhibitor of indoleamine 2,3-dioxygenase 1 and tryptophan 2,3-dioxygenase 2, in patients with advanced solid tumors

open access: yesJournal for ImmunoTherapy of Cancer, 2020
Background M4112 is an oral, potent, and selective indoleamine 2,3-dioxygenase 1 (IDO1) and tryptophan 2,3-dioxygenase 2 (TDO2) dual inhibitor.
A. Naing   +10 more
semanticscholar   +1 more source

Host–microbiota interaction drives 5‐hydroxyindole‐3‐acetic acid production to promote linear growth in infant mice

open access: yesiMetaOmics, EarlyView.
This study discovered that Lactiplantibacillus plantarum Hi188 promoted linear growth in postweaning mice. Transcriptomic analysis, untargeted metabolomics, and in vitro experiments showed that the elevated levels of 5‐hydroxyindole‐3‐acetic acid (5‐HIAA) activated the hepatic aryl hydrocarbon receptor (AhR) and subsequently promoted insulin‐like ...
Yongmei Yang   +7 more
wiley   +1 more source

Weizmannia coagulans XY2 Mitigates Copper Neurotoxicity via Gut–Brain Axis Modulation of Tryptophan Metabolism and Oxidative‐Inflammatory Crosstalk

open access: yesiMetaOmics, EarlyView.
Copper interferes with tryptophan metabolism and 5‐HT levels by modulating intestinal flora. Intestinal barrier breakdown and inflammatory response trigger nerve damage under copper exposure. W. coagulans XY2 alleviates copper‐induced neurotoxicity by targeting a multi‐dimensional “tryptophan metabolism‐antioxidant defense‐gut‐brain axis” network.
Yufang Gao, Xiaodong Zheng, Fujie Yan
wiley   +1 more source

Obesity and cancer: existing and new hypotheses for a causal connection [PDF]

open access: yes, 2018
Existing explanations of obesity-associated cancer emphasise direct mutagenic effects of dietary components or hormonal imbalance. Some of these hypotheses are reviewed briefly, but recent evidence suggests a major role for chronic inflammation in cancer
Darlington, L. Gail   +2 more
core   +2 more sources

Lymph‐based liquid biopsy: Current progress and future potential

open access: yesInterdisciplinary Medicine, EarlyView.
Recent evidence under the revised Starling principle indicates that lymph‐based liquid biopsies may offer superior diagnostic performance over blood‐based counterparts in certain clinical scenarios, such as early‐stage solid tumor detection. Currently, various biomarkers within the lymphatic system show significant diagnostic potential for a range of ...
Dongdong Liu   +6 more
wiley   +1 more source

Activation of the tryptophan/serotonin pathway is associated with severity and predicts outcomes in pneumonia: results of a long-term cohort study [PDF]

open access: yes, 2017
As part of the immune defense during infection, an increase in enzyme activity of indoleamine 2,3-dioxygenase (IDO) leads to a breakdown of tryptophan to kynurenine.
Bernasconi, Luca   +12 more
core   +1 more source

Altered Cerebrospinal Fluid Tryptophan–Kynurenine Pathway Metabolism in Multiple System Atrophy

open access: yesMovement Disorders, EarlyView.
Abstract Background Alterations in tryptophan–kynurenine (TRP‐KYN) metabolism, which is associated with neuroinflammation, remain unclear in multiple system atrophy (MSA). Objective The aim was to investigate cerebrospinal fluid (CSF) TRP metabolites in MSA and their associations with other biomarkers.
Ryunosuke Nagao   +8 more
wiley   +1 more source

PGE2-Induced IDO1 Inhibits the Capacity of Fully Mature DCs to Elicit an In Vitro Antileukemic Immune Response. [PDF]

open access: yes, 2015
In the last years, dendritic cells (DC) have been evaluated for antitumor vaccination. Although DC-based vaccines have raised great expectations, their clinical translation has been largely disappointing. For these results, several explanations have been
Cavo, M.   +6 more
core   +5 more sources

Mesenchymal stromal cell therapy for rheumatoid arthritis: Long‐term efficacy, safety, and mechanistic insights

open access: yesRheumatology &Autoimmunity, EarlyView.
Graphical abstract summarizing the multifactorial pathogenesis of rheumatoid arthritis (RA) and the therapeutic potential of mesenchymal stromal cell (MSC) therapy. MSCs provide promising benefits through their immunomodulatory properties, low immunogenicity, ability to promote tissue repair, and multi‐lineage differentiation, presenting a potential ...
Yingjia Chen   +6 more
wiley   +1 more source

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