Results 71 to 80 of about 7,162 (245)

Lactobacillus plantarum PFM 105 Promotes Intestinal Development Through Modulation of Gut Microbiota in Weaning Piglets

open access: yesFrontiers in Microbiology, 2019
Lactobacillus plantarum is a widespread bacterial species and is commonly used as a probiotic. L. plantarum PFM105 was isolated from the rectum of a healthy sow. Here we found that L.
Tianwei Wang   +13 more
doaj   +1 more source

Inhibition of Spirochaeta aurantia chemotaxis by neurotoxins [PDF]

open access: yesJournal of Bacteriology, 1983
The effects of neurotoxic compounds on the chemotactic response of Spirochaeta aurantia were investigated. In the presence of neurotoxins that affect action potential generation and transmission in excitable eucaryotic cells, D-xylose taxis was inhibited by 69 to 93%. Inhibition of chemotaxis was not due to decreased viability or motility.
E A, Goulbourne, E P, Greenberg
openaire   +2 more sources

An Integrate ecogenetic study of minimal ecosystems: The microbial mats of Ebro Delta and the Camargue (Western Mediterranean) [PDF]

open access: yes, 2014
Els tapissos microbians són comunitats microbianes estratificades verticalment que es desenvolupen en microgradients físico-químics establerts en les interfícies d'aigua i substrats sòlids.
Berlanga Herranz, Mercedes   +1 more
core  

Piezo-tolerant natural gas-producing microbes under accumulating pCO2 [PDF]

open access: yes, 2016
Background: It is known that a part of natural gas is produced by biogenic degradation of organic matter, but the microbial pathways resulting in the formation of pressurized gas fields remain unknown.
Caroline M. Plugge   +4 more
core   +7 more sources

Metagenomic and functional analysis of hindgut microbiota of a wood-feeding higher termite [PDF]

open access: yes, 2007
From the standpoints of both basic research and biotechnology, there is considerable interest in reaching a clearer understanding of the diversity of biological mechanisms employed during lignocellulose degradation.
Leadbetter, Jared R.   +2 more
core  

Organic matter content and source is associated with the depth‐dependent distribution of prokaryotes in lake sediments

open access: yesFreshwater Biology, Volume 69, Issue 4, Page 496-508, April 2024.
Abstract Aquatic sediments harbour a diverse array of microorganisms that drive organic matter recycling, carbon sequestration and greenhouse gases (e.g., CO2, CH4, N2O) emissions. Although largely studied in water columns, vertical profiles of the diversity and composition of prokaryotic communities (i.e., Bacteria and Archaea) in aquatic sediments ...
Dongna Yan, Zhisheng An, Eric Capo
wiley   +1 more source

Similar diversity of Alphaproteobacteria and nitrogenase gene amplicons on two related Sphagnum mosses

open access: yesFrontiers in Microbiology, 2012
Sphagnum mosses represent a main component in ombrotrophic wetlands. They harbor a specific and diverse microbial community with essential functions for the host. To understand extend and degree of host specificity, Sphagnum fallax and S.
Anastasia eBragina   +6 more
doaj   +1 more source

Characterization of the Gut Microbiota of the Antarctic Heart Urchin (Spatangoida) Abatus agassizii

open access: yesFrontiers in Microbiology, 2020
Abatus agassizii is an irregular sea urchin species that inhabits shallow waters of South Georgia and South Shetlands Islands. As a deposit-feeder, A.
Guillaume Schwob   +5 more
doaj   +1 more source

Metabarcoding reveals unique microbial mat communities and evidence of biogeographic influence in low‐oxygen, high‐sulfur sinkholes and springs

open access: yesEcology and Evolution, Volume 14, Issue 3, March 2024.
Groundwater‐fed underwater sinkholes and springs create habitats with high‐sulfur, low‐oxygen conditions. Multi‐marker metabarcoding was used to describe microbial mat communities in these extreme aquatic habitats. Unique bacterial and diatom communities were found in five springs in Michigan and Florida, with water parameters and biogeography ...
Davis Fray   +4 more
wiley   +1 more source

YeeD is an essential partner for YeeE-mediated thiosulfate uptake in bacteria and regulates thiosulfate ion decomposition.

open access: yesPLoS Biology
Uptake of thiosulfate ions as an inorganic sulfur source from the environment is important for bacterial sulfur assimilation. Recently, a selective thiosulfate uptake pathway involving a membrane protein YeeE (TsuA) in Escherichia coli was characterized.
Mai Ikei   +10 more
doaj   +1 more source

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