Results 61 to 70 of about 17,591 (217)

Anaerobiosis in saturated soil aggregates : modelling and experiment

open access: yes, 1995
International audienceA model of anaerobiosis based on gas diffusion and microbial respiration is proposed for soil aggregates. Unlike previous models, it accounts for the dependency of O-2 consumption on O-2 and CO2 concentrations and, consequently, on ...
Sierra, Jorge   +6 more
core   +1 more source

Oxygen availability strongly affects chronological lifespan and thermotolerance in batch cultures of Saccharomyces cerevisiae

open access: yesMicrobial Cell, 2015
Stationary-phase (SP) batch cultures of Saccharomyces cerevisiae, in which growth has been arrested by carbon-source depletion, are widely applied to study chronological lifespan, quiescence and SP-associated robustness.
Markus M.M. Bisschops   +5 more
doaj   +1 more source

The global anaerobic metabolism regulator fnr is necessary for the degradation of food dyes and drugs by Escherichia coli

open access: yesmBio, 2023
The microbiome is an underappreciated contributor to intestinal drug metabolism with broad implications for drug efficacy and toxicity. While considerable progress has been made toward identifying the gut bacterial genes and enzymes involved, the role of
Lindsey M. Pieper   +5 more
doaj   +1 more source

How obligatory is anaerobiosis? [PDF]

open access: yesMolecular Microbiology, 2008
SummaryHistorically many bacteria have been classified as obligate anaerobes. They have been construed as wholly intolerant of oxygen, a feature that was originally ascribed to their lack of superoxide dismutases and catalases. Clostridial species were regarded as classic examples.
openaire   +2 more sources

Rice Seed Germination Underwater: Morpho-Physiological Responses and the Bases of Differential Expression of Alcoholic Fermentation Enzymes

open access: yesFrontiers in Plant Science, 2017
The water-, energy-, and labor-intensive system of transplanted puddled rice (Oryza sativa) is steadily being replaced by direct seeding due to the progressive scarcity of these resources.
Berta Miro   +4 more
doaj   +1 more source

Development of an ethylometer with an MQ-3 sensor for measuring ethanol in soybean seeds

open access: yesRevista Brasileira de Engenharia Agrícola e Ambiental, 2022
In the seed production sector, it is essential to use fast and practical equipment to help decision-making processes. Thus, the use of sensors that can capture information to assist in agriculture has contributed significantly to soybean cultivation ...
Jerffeson A. Cavalcante   +5 more
doaj   +1 more source

Mapping the omics landscape for peri‐implant diseases: A scoping review

open access: yesPeriodontology 2000, EarlyView.
Abstract Objectives To map omics evidence across peri‐implant health, peri‐implant mucositis, and peri‐implantitis, and to identify recurring molecular patterns and candidate biomarker signals relevant to diagnosis, monitoring, and treatment. Materials and Methods This scoping review included human studies using genomics, DNA methylation–based ...
Ethan Ng   +5 more
wiley   +1 more source

Impact of anaerobiosis strategy and bioreactor geometry on the biochemical response of Clostridium butyricum VPI 1718 during 1,3-propanediol fermentation

open access: yes, 2011
The impact of anaerobiosis strategy on 1,3-propanediol production during cultivation of Clostridium butyricum VPI 1718 in different size bioreactors was studied.
Zeng, An-Ping   +10 more
core   +2 more sources

Oxygen Limitation Enhances the Antimicrobial Activity of Fosfomycin in Pseudomonas aeruginosa Following Overexpression of glpT Which Encodes Glycerol-3-Phosphate/Fosfomycin Symporter

open access: yesFrontiers in Microbiology, 2018
Fosfomycin is resurfacing as a “last resort drug” to treat infections caused by multidrug resistant pathogens. This drug has a remarkable benefit in that its activity increases under oxygen-limited conditions unlike other commonly used antimicrobials ...
Hidetada Hirakawa   +4 more
doaj   +1 more source

Metabolic reprogramming of the immune response in periodontitis

open access: yesPeriodontology 2000, EarlyView.
Abstract Objective Periodontitis, a highly prevalent chronic inflammatory disease, is characterized by the progressive destruction of the tooth‐supporting tissues, ultimately causing tooth loss. In recent years, the emerging field of immunometabolism has revealed that immune cell function is tightly regulated by intracellular metabolic pathways that ...
Rafael Scaf de Molon   +3 more
wiley   +1 more source

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