Gut microbiota in overweight and obesity: crosstalk with adipose tissue

PD Cani, M Van Hul - Nature Reviews Gastroenterology & Hepatology, 2024‏ - nature.com
Overweight and obesity are characterized by excessive fat mass accumulation produced
when energy intake exceeds energy expenditure. One plausible way to control energy …

Metabolism and metabolic disorders and the microbiome: the intestinal microbiota associated with obesity, lipid metabolism, and metabolic health—pathophysiology …

J Aron-Wisnewsky, MV Warmbrunn, M Nieuwdorp… - Gastroenterology, 2021‏ - Elsevier
Changes in the intestinal microbiome have been associated with obesity and type 2
diabetes, in epidemiological studies and studies of the effects of fecal transfer in germ-free …

Gut microbiota regulation of tryptophan metabolism in health and disease

A Agus, J Planchais, H Sokol - Cell host & microbe, 2018‏ - cell.com
The gut microbiota is a crucial actor in human physiology. Many of these effects are
mediated by metabolites that are either produced by the microbes or derived from the …

The kynurenine pathway: a finger in every pie

J Savitz - Molecular psychiatry, 2020‏ - nature.com
The kynurenine pathway (KP) plays a critical role in generating cellular energy in the form of
nicotinamide adenine dinucleotide (NAD+). Because energy requirements are substantially …

Host and gut microbial tryptophan metabolism and type 2 diabetes: an integrative analysis of host genetics, diet, gut microbiome and circulating metabolites in cohort …

Q Qi, J Li, B Yu, JY Moon, JC Chai, J Merino, J Hu… - Gut, 2022‏ - gut.bmj.com
Objective Tryptophan can be catabolised to various metabolites through host kynurenine
and microbial indole pathways. We aimed to examine relationships of host and microbial …

Kynurenines: Tryptophan's metabolites in exercise, inflammation, and mental health

I Cervenka, LZ Agudelo, JL Ruas - Science, 2017‏ - science.org
BACKGROUND The essential amino acid tryptophan is a substrate for the generation of
several bioactive compounds with important physiological roles. Only a small fraction of …

Adipocyte-derived kynurenine promotes obesity and insulin resistance by activating the AhR/STAT3/IL-6 signaling

T Huang, J Song, J Gao, J Cheng, H **e… - Nature …, 2022‏ - nature.com
Aberrant amino acid metabolism is a common event in obesity. Particularly, subjects with
obesity are characterized by the excessive plasma kynurenine (Kyn). However, the primary …

Brain–gut–microbiome interactions in obesity and food addiction

A Gupta, V Osadchiy, EA Mayer - Nature Reviews Gastroenterology & …, 2020‏ - nature.com
Normal eating behaviour is coordinated by the tightly regulated balance between intestinal
and extra-intestinal homeostatic and hedonic mechanisms. By contrast, food addiction is a …

Butyrate ameliorates quinolinic acid–induced cognitive decline in obesity models

X Ge, M Zheng, M Hu, X Fang, D Geng, S Liu… - The Journal of clinical …, 2023‏ - jci.org
Obesity is a risk factor for neurodegenerative disease associated with cognitive dysfunction,
including Alzheimer's disease. Low-grade inflammation is common in obesity, but the …

Kynurenine pathway in diabetes mellitus—novel pharmacological target?

K Kozieł, EM Urbanska - Cells, 2023‏ - mdpi.com
The tryptophan–kynurenine pathway (Trp–KYN) is the major route for tryptophan conversion
in the brain and in the periphery. Kynurenines display a wide range of biological actions …