Results 61 to 70 of about 9,885 (234)

Shewanella oneidensis arcA Mutation Impairs Aerobic Growth Mainly by Compromising Translation

open access: yesLife, 2021
Arc (anoxic redox control), one of the most intensely investigated two-component regulatory systems in γ-proteobacteria, plays a major role in mediating the metabolic transition from aerobiosis to anaerobiosis.
Peilu Xie   +3 more
doaj   +1 more source

Nitrate and sulphate dynamics in peat subjected to different hydrological conditions: Batch experiments and field comparison [PDF]

open access: yes, 2011
International audienceConservation of ecosystems that depend on water management and water quality has to be considered. We combined a field monitoring and batch experiments to better understand the impact of hydrological perturbations on peatland ...
Aquilina, Luc   +5 more
core   +2 more sources

Proteome Response of Staphylococcus xylosus DSM 20266T to Anaerobiosis and Nitrite Exposure

open access: yesFrontiers in Microbiology, 2018
The viability and competitiveness of Staphylococcus xylosus in meat mostly depend on the ability to adapt itself to rapid oxygen and nutrients depletion during meat fermentation.
Laura Quintieri   +8 more
doaj   +1 more source

The Cdc42 effectors Ste20, Cla4, and Skm1 down-regulate the expression of genes involved in sterol uptake by a mitogen-activated protein kinase-independent pathway [PDF]

open access: yes, 2009
© 2009 by The American Society for Cell Biology. Under the License and Publishing Agreement, authors grant to the general public, effective two months after publication of (i.e.,.
Höfken, Thomas   +5 more
core   +2 more sources

Antifungal Activity of the Essential Oil of Cymbopogon citratus (DC) Stapf. An in vitro study.

open access: yesJournal of Oral Research, 2017
Aim. To evaluate the antifungal potential of the essential oil of Cymbopogon citratus by determining the Minimum Inhibitory Concentration (MIC) and the Minimum Fungicidal Concentration (MFC) for Candida albicans (ATCC 90029), Candida albicans (CBS 562 ...
Naiana Braga da Silva   +5 more
doaj   +1 more source

Characterization of novel beta-galactosidase activity that contributes to glycoprotein degradation and virulence in Streptococcus pneumoniae.

open access: yes, 2009
The pneumococcus obtains its energy from the metabolism of host glycosides. Therefore, efficient degradation of host glycoproteins is integral to pneumococcal virulence.
Andrew, Peter W   +4 more
core   +2 more sources

The aggregation of Brucella abortus occurs under microaerobic conditions and promotes desiccation tolerance and biofilm formation [PDF]

open access: yes, 2012
Brucella abortus causes brucellosis mainly in cattle. The infection is transmitted to humans by ingestion of animal products or direct contact with infected material.
Almiron, Marta A.   +2 more
core   +1 more source

Biofilm Formation by Histoplasma capsulatum in Different Culture Media and Oxygen Atmospheres

open access: yesFrontiers in Microbiology, 2020
Histoplasma capsulatum is a dimorphic fungus that causes an important systemic mycosis called histoplasmosis. It is an infectious disease with high prevalence and morbidity that affects the general population. Recently, the ability of these fungi to form
Larissa Naiara Carvalho Gonçalves   +8 more
doaj   +1 more source

The ubiK protein is an accessory factor necessary for bacterial Ubiquinone (UQ) biosynthesis and forms a complex with the UQ biogenesis factor UbiJ [PDF]

open access: yes, 2017
Ubiquinone (UQ), also referred to as coenzyme Q, is a widespread lipophilic molecule in both prokaryotes and eukaryotes in which it primarily acts as an electron carrier.
Aussel, Laurent   +7 more
core   +1 more source

Bacterial pathways for the biosynthesis of ubiquinone [PDF]

open access: yesarXiv, 2020
Ubiquinone is an important component of the electron transfer chains in proteobacteria and eukaryotes. The biosynthesis of ubiquinone requires multiple steps, most of which are common to bacteria and eukaryotes. Whereas the enzymes of the mitochondrial pathway that produces ubiquinone are highly similar across eukaryotes, recent results point to a ...
arxiv  

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