Results 11 to 20 of about 326,888 (301)

The gut microbiota: A new perspective for tertiary prevention of hepatobiliary and gallbladder diseases

open access: yesFrontiers in Nutrition, 2023
The gut microbiota is a complex ecosystem that has coevolved with the human body for hundreds of millions of years. In the past 30 years, with the progress of gene sequencing and omics technology, the research related to gut microbiota has developed ...
Xiaoyu Huang   +12 more
doaj   +1 more source

Intestinal microbiota: a new perspective on delaying aging?

open access: yesFrontiers in Microbiology, 2023
The global aging situation is severe, and the medical pressures associated with aging issues should not be underestimated. The need and feasibility of studying aging and intervening in aging have been confirmed.
Yuemeng Zhang   +6 more
doaj   +1 more source

A widely distributed metalloenzyme class enables gut microbial metabolism of host- and diet-derived catechols. [PDF]

open access: yes, 2020
Catechol dehydroxylation is a central chemical transformation in the gut microbial metabolism of plant- and host-derived small molecules. However, the molecular basis for this transformation and its distribution among gut microorganisms are poorly ...
Balskus, Emily P   +8 more
core   +1 more source

Engineered probiotics

open access: yesMicrobial Cell Factories, 2022
Engineered probiotics are a kind of new microorganisms produced by modifying original probiotics through gene editing. With the continuous development of tools and technology progresses, engineering renovation of probiotics are becoming more diverse and ...
Junheng Ma   +7 more
doaj   +1 more source

Representation of Dormant and Active Microbial Dynamics for Ecosystem Modeling [PDF]

open access: yes, 2013
Dormancy is an essential strategy for microorganisms to cope with environmental stress. However, global ecosystem models typically ignore microbial dormancy, resulting in major model uncertainties.
Gu, Lianhong   +3 more
core   +6 more sources

A Novel Microbial Zearalenone Transformation through Phosphorylation

open access: yesToxins, 2021
Zearalenone (ZEA) is a mycotoxin widely occurring in many agricultural commodities. In this study, a purified bacterial isolate, Bacillus sp. S62-W, obtained from one of 104 corn silage samples from various silos located in the United States, exhibited ...
Yan Zhu   +6 more
doaj   +1 more source

In vitro rumen simulations show a reduced disappearance of deoxynivalenol, nivalenol and enniatin B at conditions of rumen acidosis and lower microbial activity [PDF]

open access: yes, 2020
Ruminants are generally considered to be less susceptible to the effects of mycotoxins than monogastric animals as the rumen microbiota are capable of detoxifying some of these toxins.
Cools, An   +6 more
core   +2 more sources

Microbial Transformation of Licochalcones. [PDF]

open access: yesMolecules, 2019
Microbial transformation of licochalcones B (1), C (2), D (3), and H (4) using the filamentous fungi Aspergillus niger and Mucor hiemalis was investigated. Fungal transformation of the licochalcones followed by chromatographic separations led to the isolation of ten new compounds 5–14, including one hydrogenated, three dihydroxylated, three expoxidized,
Xiao Y, Han F, Lee IS.
europepmc   +5 more sources

Microbial Transformations of Selenium [PDF]

open access: yesApplied and Environmental Microbiology, 1977
Resting cell suspensions of a strain of Corynebacterium isolated from soil formed dimethyl selenide from selenate, selenite, elemental selenium, selenomethionine, selenocystine, and methaneseleninate. Extracts of the bacterium catalyzed the production of dimethyl selenide from selenite, elemental selenium, and ...
J W, Doran, M, Alexander
openaire   +2 more sources

Microbial communities and arsenic biogeochemistry at the outflow of an alkaline sulfide-rich hot spring. [PDF]

open access: yes, 2016
Alkaline sulfide-rich hot springs provide a unique environment for microbial community and arsenic (As) biogeochemistry. In this study, a representative alkaline sulfide-rich hot spring, Zimeiquan in the Tengchong geothermal area, was chosen to study ...
Dai, Xinyue   +9 more
core   +1 more source

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