Results 11 to 20 of about 504,978 (306)
Systemic tryptophan homeostasis
Frontiers in Molecular Biosciences, 2022 Tryptophan is an essential amino acid, which is not only a building block for protein synthesis, but also a precursor for the biosynthesis of co-enzymes and neuromodulators, such as NAD/NADP(H), kynurenic acid, melatonin and serotonin.
Simon Klaessens +9 more
doaj +2 more sources
Metabolites, 2023 Tryptophan metabolism and gut microbiota form an integrated regulatory axis that impacts immunity, metabolism, and cancer. This review consolidated current knowledge on the bidirectional interactions between microbial tryptophan processing and the host ...
Yingjian Hou, Jing Li, Shuhuan Ying
doaj +2 more sources
Optimal Tryptophan Improved Growth and Regulated Agonistic Behavior of Oriental River Prawn, Macrobrachium nipponense [PDF]
Aquaculture NutritionTryptophan, recognized as the third limiting amino acid, plays a crucial physiological function. The optimal tryptophan requirement for oriental river prawn (Macrobrachium nipponense) was assessed, and its impact on agonistic behavior was evaluated in ...
Shiqian Cao +5 more
doaj +2 more sources
Immunomodulatory, behavioral, and nutritional response of tryptophan application on poultry [PDF]
Veterinary World, 2021 Tryptophan is an essential amino acid for all animals that was discovered through casein hydrolysis. The use of tryptophan as feed additives has been attracting the attention of many nutritionists because it cannot be synthesized enough in an animal's ...
Nguyen Thuy Linh +2 more
doaj +1 more source
Effect of Varying Levels of Dietary Tryptophan on Aggression and Abnormal Behavior in Growing Pigs
Frontiers in Veterinary Science, 2022 Body lesions, resulting from tail-biting and ear-biting, can result in decreased health and welfare in pigs. Tryptophan, an indispensable amino acid, is needed to support protein deposition, and the synthesis of the neurotransmitter serotonin, which is ...
Maggie Henry +4 more
doaj +1 more source
Immune regulation through tryptophan metabolism
Experimental and Molecular Medicine, 2023 Amino acids are fundamental units of molecular components that are essential for sustaining life; however, their metabolism is closely interconnected to the control systems of cell function.
S. Seo, B. Kwon
semanticscholar +1 more source
Gut Microbiota-Derived Tryptophan Metabolites Maintain Gut and Systemic Homeostasis
Cells, 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
Journal for ImmunoTherapy of Cancer, 2021 Background Tryptophan catabolites suppress immunity. Therefore, blocking tryptophan catabolism with indoleamine 2,3-dioxygenase (IDO) inhibitors is pursued as an anticancer strategy.Methods The intracellular level of tryptophan and kynurenine was ...
Yan Huang +10 more
doaj +1 more source
Tryptophan Metabolism and Gut-Brain Homeostasis
International Journal of Molecular Sciences, 2021 Tryptophan is an essential amino acid critical for protein synthesis in humans that has emerged as a key player in the microbiota-gut-brain axis. It is the only precursor for the neurotransmitter serotonin, which is vital for the processing of emotional ...
W. Roth +4 more
semanticscholar +1 more source
Modulation of tryptophan/serotonin pathway by probiotic supplementation in human immunodeficiency virus-positive patients: preliminary results of a new study approach [PDF]
, 2017 Background: To date, no data are available regarding the effects of probiotics on the pathway of tryptophan/serotonin metabolism among human immunodeficiency virus (HIV) 1–infected individuals.
Cavallari, Eugenio Nelson +14 more
core +9 more sources