Results 61 to 70 of about 3,263,643 (290)

A comparison of rpoB and 16S rRNA as markers in pyrosequencing studies of bacterial diversity [PDF]

open access: yes, 2012
Background: The 16S rRNA gene is the gold standard in molecular surveys of bacterial and archaeal diversity, but it has the disadvantages that it is often multiple-copy, has little resolution below the species level and cannot be readily interpreted in ...
Kowalchuk, GA   +30 more
core   +4 more sources

From mice to humans—divergent strategies for intestinal homeostasis and regeneration

open access: yesFEBS Letters, EarlyView.
Recent advances such as organoid genome editing, xenotransplantation, imaging, and whole‐genome sequencing have enabled direct studies of human intestinal stem cells (ISCs). These studies reveal species‐specific features, including slower ISC proliferation, distinct injury responses, slower somatic mutation accumulation in humans, and an inverse ...
Keiko Ishikawa   +2 more
wiley   +1 more source

Experimental assessment of interactions between marine bacteria and model protists: from predator-prey relationships to bacterial-mediated lysis

open access: yesApplied and Environmental Microbiology
Bacteria in aquatic environments are a principal food source for predatory protists. Whereas interactions between bacteria and protists are recognized to determine the pathogenesis and epidemiology of several human pathogens, few studies have ...
Diana Axelsson-Olsson   +3 more
doaj   +1 more source

Author Correction: Variation in salinity tolerance between and within anadromous subpopulations of pike (Esox lucius)

open access: yesScientific Reports, 2018
A correction to this article has been published and is linked from the HTML and PDF versions of this paper. The error has been fixed in the paper.
Johanna Sunde   +4 more
doaj   +1 more source

Seasonal dynamics in picocyanobacterial abundance and clade composition at coastal and offshore stations in the Baltic Sea

open access: yesScientific Reports, 2022
Picocyanobacteria (
Javier Alegria Zufia   +2 more
doaj   +1 more source

Temperature Stress Induces Shift From Co-Existence to Competition for Organic Carbon in Microalgae-Bacterial Photobioreactor Community – Enabling Continuous Production of Microalgal Biomass

open access: yesFrontiers in Microbiology, 2021
To better predict the consequences of environmental change on aquatic microbial ecosystems it is important to understand what enables community resilience.
Eva Sörenson   +4 more
doaj   +1 more source

Design and analysis strategies for robust microbiome ageing research

open access: yesFEBS Letters, EarlyView.
The gut microbiome changes with age and associates with age‐related morbidity and mortality, establishing it as a potential biomarker and intervention target for ageing. Realising this potential requires methodological rigour, yet distinguishing biological signals from methodological artefacts remains challenging across cohorts. This review provides an
Mark Olenik   +5 more
wiley   +1 more source

Statistical Analysis of Community RNA Transcripts between Organic Carbon and Geogas-Fed Continental Deep Biosphere Groundwaters

open access: yesmBio, 2019
Life in water-filled bedrock fissures in the continental deep biosphere is broadly constrained by energy and nutrient availability. Although these communities are alive, robust studies comparing active populations and metabolic processes across deep ...
Margarita Lopez-Fernandez   +4 more
doaj   +1 more source

The Evolution of Reduced Microbial Killing

open access: yesGenome Biology and Evolution, 2009
Bacteria engage in a never-ending arms race in which they compete for limited resources and niche space. The outcome of this intense interaction is the evolution of a powerful arsenal of biological weapons. Perhaps the most studied of these are colicins, plasmid-based toxins produced by and active against Escherichia coli.
Riley, Margaret   +2 more
openaire   +2 more sources

Environmental shaping of codon usage and functional adaptation across microbial communities. [PDF]

open access: yes, 2013
Microbial communities represent the largest portion of the Earth's biomass. Metagenomics projects use high-throughput sequencing to survey these communities and shed light on genetic capabilities that enable microbes to inhabit every corner of the ...
Roller, Masa   +4 more
core   +1 more source

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