Results 101 to 110 of about 10,093 (233)

Investigating the Potential of L(+)-Lactic Acid as a Green Inhibitor and Eradicator of a Dual-Species Campylobacter spp. Biofilm Formed on Food Processing Model Surfaces

open access: yesMicroorganisms
Campylobacter spp. are prevalent foodborne bacterial enteric pathogens. Their inclusion in biofilms on abiotic surfaces is considered a strategy that facilitates their extraintestinal survival.
Dimitra Kostoglou   +5 more
doaj   +1 more source

Benthic oxygen uptake and carbon cycling under aphotic and resource-limiting conditions in a submarine cave [PDF]

open access: yes, 1991
La consommation benthique en oxygène a été mesurée à l'aide d'une cloche de confinement dans la zone semi-obscure et la zone obscure d'une grotte sous-marine méditerranéenne en 7 occasions durant l'année 1987.
Fichez, Renaud
core   +1 more source

Análise da contaminação em cones endodônticos de papel absorvente [PDF]

open access: yes
PURPOSE: The aim of this study was to assess the contamination status of endodontic absorbent paper points from sterilized or not sterilized commercial packs, as well as paper points exposed to the dental office environment.
MACHADO, Manoel Eduardo de Lima   +2 more
core   +1 more source

Antibacterial activity of propolis-based toothpastes for endodontic treatment [PDF]

open access: yes, 2009
This study evaluated the antibacterial activity of propolis-based toothpastes used as intracanal medication in endodontic treatment. The propolis-based toothpastes were prepared using an extract established in previous studies (identified as A70D and ...
BRAMANTE, Clovis Monteiro   +5 more
core   +4 more sources

Ex vivo model for studying polymicrobial biofilm formation in root canals

open access: yesUniversitas Scientiarum, 2016
Endodontic disease has mainly a microbial origin. It is caused by biofilms capable of attaching and surviving in the root canal. Therefore, it is important to study the conditions in which those biofilms grow, develop and colonize the root canal system ...
Hugo Díez Ortega   +5 more
doaj   +1 more source

Over-expression of Tgs1 in Mycobacterium marinum enhances virulence in adult zebrafish

open access: yesInternational Journal of Medical Microbiology, 2020
Mycobacterium tuberculosis (Mtb), the causative agent of tuberculosis (TB), can persist in the host for decades without causing TB symptoms and can cause a latent infection, which is an intricate challenge of current TB control.
Ding-qian Liu   +7 more
doaj  

Consumption of phosphates from medium by activated sludge bacteria under various conditions of aeration [PDF]

open access: yes, 2013
The ability to consume phosphates from the medium has been assessed for bacteria isolated from activated sludge. There was selected an isolate, which cells has the highest level of phosphorus accumulation. It is shown that the most efficient consumption
Lemzikova, I. P., Markevich, R. M.
core  

Engineering of a new Escherichia coli strain efficiently metabolizing cellobiose with promising perspectives for plant biomass-based application design

open access: yesMetabolic Engineering Communications, 2021
The necessity to decrease our fossil energy dependence requests bioprocesses based on biomass degradation. Cellobiose is the main product released by cellulases when acting on the major plant cell wall polysaccharide constituent, the cellulose ...
Romain Borne   +5 more
doaj  

Climate change and temperature dependent biogeography: oxygen limitation of thermal tolerance in animals [PDF]

open access: yes, 2001
Recent years have shown a rise in mean global temperatures and a shift in the geographical distribution of ectothermic animals. For a cause and effect analysis the present paper discusses those physiological processes limiting thermal tolerance.
Pörtner, Hans-Otto
core   +1 more source

Comparison of proteomics profiles of Campylobacter jejuni strain Bf under microaerobic and aerobic conditions

open access: yesFrontiers in Microbiology, 2016
Campylobacter jejuni accounts for one of the leading causes of foodborne bacterial enteritis in humans. Despite being considered an obligate microaerobic microorganism, C. jejuni is regularly exposed to oxidative stress.
Ramila Christiane Rodrigues   +4 more
doaj   +1 more source

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