Results 51 to 60 of about 9,448 (208)

Identification and biotechnological characterization of lactic acid bacteria isolated from chickpea sourdough in northwestern Argentina [PDF]

open access: yes, 2019
Chickpea, a relevant legume worldwide, can be nutritional and functionally improved by fermentation with lactic acid bacteria (LAB). In order to select suitable autochthonous starter cultures, we isolated and identified LAB from kabuli chickpeas ...
Hebert, Elvira Maria   +3 more
core   +1 more source

Analysis of Aspergillus spp. Isolates According to Temporal–Spatial, Sociodemographic, and Clinical Variables—Microsatellite Typing of Clinical and Environmental Samples of Aspergillus fumigatus in a University Hospital in Sao Paulo, Brazil

open access: yesMycoses, Volume 69, Issue 1, January 2026.
ABSTRACT Background Typing Aspergillus species is crucial for understanding the sources of infection in hospital environments. Objectives This study analysed clinical and air samples as well as their relationship with the clinical forms of aspergillosis.
Claudia de Abreu Fonseca   +18 more
wiley   +1 more source

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   +1 more source

A Bacterial Shortcut to Amyloidosis [PDF]

open access: yes, 2017
21 p.-10 fig.The synthetic bacterial prionoid RepA-WH1 causes a vertically transmissible amyloid proteinopathy in Escherichia coli that inhibits growth and eventually kills the cells.
Alonso-del Valle, Aída   +9 more
core   +1 more source

Eukaryogenesis From FECA to LECA: Radical Steps Along the Way

open access: yesBioEssays, Volume 47, Issue 11, November 2025.
How did the last eukaryotic common ancestor (LECA) population evolve? Recent evidence shows an Asgard archaeon‐like organism acquiring a bacterium, the future mitochondrion, going from symbiosis to endosymbiosis. I postulate that almost all salient LECA characteristics could have resulted from the ensuing enhanced ATP generation and internal reactive ...
Dave Speijer
wiley   +1 more source

The Role of the [2Fe‐2S] Cluster of Escherichia coli IscR in Responding to Redox‐Cycling Agents

open access: yesMolecular Microbiology, Volume 124, Issue 5, Page 433-448, November 2025.
Redox cycling agents like phenazine methosulfate (PMS) are known for upsetting cellular redox balance. Here we describe how PMS leads to upregulation of the ISC and SUF Fe‐S cluster biogenesis pathways in Escherichia coli when PMS oxidizes the [2Fe‐2S]1+ cluster of the transcription factor IscR, thereby derepressing the operon encoding ISC and, when a ...
Rajdeep Banerjee   +3 more
wiley   +1 more source

Investigation of Acetoin Biosynthesis by Bacillus subtilis ACA-DC 1176 Growing on Crude Glycerol in Flask and Bioreactor Trials

open access: yesReactions
Acetoin biosynthesis by two Bacillus subtilis strains valorising crude glycerol was thoroughly explored within a pre-defined range of culture conditions and systems. B.
Dimitris Karayannis   +3 more
doaj   +1 more source

Viability of probiotic bacteria in bioyogurt with the addition of honey from Jataí and Africanized bees [PDF]

open access: yesPesquisa Agropecuária Brasileira, 2018
: The objective of this work was to evaluate the viability of probiotic bacteria in bioyogurt with the addition of honey from Africanized and Jataí bees, in different concentrations.
Luciana Albuquerque Caldeira   +8 more
doaj   +1 more source

The first metazoa living in permanently anoxic conditions [PDF]

open access: yes, 2010
Background Several unicellular organisms (prokaryotes and protozoa) can live under permanently anoxic conditions. Although a few metazoans can survive temporarily in the absence of oxygen, it is believed that multi-cellular organisms cannot spend their ...
Danovaro, Roberto   +5 more
core   +4 more sources

Microbial food fermentation: An extraordinary approach to improve food quality employing beneficial microbes

open access: yesFood Biomacromolecules, Volume 2, Issue 3, Page 340-352, September 2025.
Abstract Fermentation is a biochemical process that includes the conversion of complex organic substances into different food products and beverages using microbial enzymes. The purpose of microbial fermentation is to improve the quality and safety of food.
Rameen Atique   +12 more
wiley   +1 more source

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