Results 31 to 40 of about 223,316 (222)

The human oral cavity microbiota composition during acute tonsillitis: a cross-sectional survey

open access: yesBMC Oral Health, 2019
Background Microbial culture-based investigations of inflamed tonsil tissues have previously indicated enrichment of several microorganisms such as Streptococcus, Staphylococcus and Prevotella.
Yun Kit Yeoh   +7 more
doaj   +1 more source

Gut Microbiota-derived Bile Acids Promote Gamma-secretase Activity Through Interactions with Nicastrin Subunits [PDF]

open access: yesarXiv, 2023
Alzheimer's disease (AD) has emerged as a progressively pervasive neurodegenerative disorder worldwide. Bile acids, synthesized in the liver and modified by the gut microbiota, play pivotal roles in diverse physiological processes, and their dysregulation in individuals with AD has been well-documented.
arxiv  

Global metabolic interaction network of the human gut microbiota for context-specific community-scale analysis [PDF]

open access: yesNat. Commun. 8, 15393 (2017), 2017
A system-level framework of complex microbe-microbe and host-microbe chemical cross-talk would help elucidate the role of our gut microbiota in health and disease. Here we report a literature-curated interspecies network of the human gut microbiota, called NJS16.
arxiv   +1 more source

The impact of the microbiome in cancer: Targeting metabolism of cancer cells and host

open access: yesFrontiers in Oncology, 2022
Abnormal metabolic alterations of cancer cells and the host play critical roles in the occurrence and development of tumors. Targeting cancer cells and host metabolism can provide novel diagnosis indicators and intervention targets for tumors.
Jia-Ting Huang   +3 more
doaj   +1 more source

Longitudinal dynamics of gut bacteriome, mycobiome and virome after fecal microbiota transplantation in graft-versus-host disease

open access: yesNature Communications, 2021
Fecal microbiota transplant (FMT) is emerging as a potential treatment for graft-versus-host disease (GvHD). Here, the authors examine temporal dynamics of the bacteriome, mycobiome, and virome of a patient with GvHD who received multiple FMTs.
Fen Zhang   +14 more
doaj   +1 more source

Pasture Intake Protects Against Commercial Diet-induced Lipopolysaccharide Production Facilitated by Gut Microbiota through Activating Intestinal Alkaline Phosphatase Enzyme in Meat Geese [PDF]

open access: yesarXiv, 2022
In-house feeding system (IHF, a low dietary fiber source) may cause altered cecal microbiota composition and inflammatory responses in meat geese via increased endotoxemia (lipopolysaccharides) with reduced intestinal alkaline phosphatase (ALP) production. The effects of artificial pasture grazing system (AGF, a high dietary fiber source) on modulating
arxiv  

Gut Dysbiosis and Neurobehavioral Alterations in Rats Exposed to Silver Nanoparticles [PDF]

open access: yesScientific Reports 7, Article number: 2822 (2017), 2017
Due to their antimicrobial properties, silver nanoparticles (AgNPs) are being used in non-edible and edible consumer products. It is not clear though if exposure to these chemicals can exert toxic effects on the host and gut microbiome. Conflicting studies have been reported on whether AgNPs result in gut dysbiosis and other changes within the host. We
arxiv   +1 more source

Sex-dependent effects of a high-fat diet on the hypothalamic response in mice

open access: yesBiology of Sex Differences
Sex differences in rodent models of diet-induced obesity are still poorly documented, particularly regarding how central mechanisms vary between sexes in response to an obesogenic diet.
Virginie Dreux   +9 more
doaj   +1 more source

A mathematical model of Bacteroides thetaiotaomicron, Methanobrevibacter smithii, and Eubacterium rectale interactions in the human gut [PDF]

open access: yesarXiv, 2023
The human gut microbiota is a complex ecosystem that affects a range of human physiology. In order to explore the dynamics of the human gut microbiota, we used a system of ordinary differential equations to model mathematically the biomass of three microorganism populations: $\textit{Bacteroides thetaiotaomicron}$, $\textit{Eubacterium rectale}$, and $\
arxiv  

The effect of dietary supplementation of medium-chain fatty acids products on gut and hepatopancreas health, and disease resistance in white shrimp (Litopenaeus vannamei)

open access: yesAquaculture Reports, 2023
This study was to investigate the effect of medium-chain fatty acids products Aromabiotic® Shrimp (ABS) on growth, gut and hepatopancreas health, gut microbiota and resistance to bacterial infection and adverse environment of white shrimp. Firstly, white
Wei Zhou   +7 more
doaj  

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