Results 41 to 50 of about 3,227,022 (244)

Microbiome‐blood–brain barrier interactions in aging — mechanisms and therapeutic potential

open access: yesFEBS Letters, EarlyView.
Aging reshapes the gut microbiome (↓SCFA‐producing commensals; ↑pro‐inflammatory outputs), shifting circulating metabolites (↓SCFAs; ↑LPS, ↑TMAO, ↑PAA) that act at the BBB to increase nonspecific transcytosis, alter transport, and promote astrocyte reactivity, heightening brain vulnerability.
Daniel Cuervo‐Zanatta   +3 more
wiley   +1 more source

In Silico Characterization of Sirtuins in Acetic Acid Bacteria Reveals a Novel Phylogenetically Distinctive Group

open access: yesMolecules
Acetic acid bacteria are single-celled organisms well-known for their ability to convert ethanol into acetic acid. Still, recent research suggests they may harbor another attractive characteristic—the production of proteins with remarkable similarities ...
Igor Jugović, Janja Trček
doaj   +1 more source

Research Progress on the Factors Influencing Acetic Acid Production by Acetic Acid Bacteria in Vinegar Fermentation [PDF]

open access: yesShipin Kexue
Vinegar is a traditional sour condiment in the whole world, which has many beneficial physiological functions and is well received by people around the world.
YANG Yunsong, JIANG Mingchao, HAN Dong, YU Yongjian, RONG Chunchi, WANG Ke, WANG Yuqin, YU Zhen, ZHU Yuanyuan
doaj   +1 more source

Molecular characterization of covRS mutations in M1UK Streptococcus pyogenes

open access: yesFEBS Open Bio, EarlyView.
Group A Streptococcus (GAS) acquires covRS mutations driving a hypervirulent bacterial state, frequently associated with invasive disease‐like necrotizing fasciitis. We demonstrate that the newly emerged M1UK GAS lineage can also acquire these mutations.
Jarrad Pritchard   +12 more
wiley   +1 more source

MICROBIOLOGICAL AND CHEMICAL PROPERTIES OF TRADITIONALLY PRODUCED APPLE, BLACKTHORN, HAWTHORN AND PEAR VINEGAR

open access: yesJournal of Agriculture and Plant Sciences
The aim of this paper is to determine the quality of vinegars through microbiological and chemical properties using simple chemical and microbiological analysis in different types of vinegar from apple (Malus sp.), blackthorn, (Prunus spinosa L ...
Milena Taseska-Gjorgjijevski   +2 more
doaj   +1 more source

Oxidative Fermentation of Acetic Acid Bacteria and Its Products

open access: yesFrontiers in Microbiology, 2022
Acetic acid bacteria (AAB) are a group of Gram-negative, strictly aerobic bacteria, including 19 reported genera until 2021, which are widely found on the surface of flowers and fruits, or in traditionally fermented products.
Yating He   +9 more
doaj   +1 more source

Effect of temperature on Brettanomyces bruxellensis: metabolic and kinetic aspects [PDF]

open access: yes, 2008
The effect of temperatures ranging from 15 to 35 °C on a culture of Brettanomyces bruxellensis was investigated in regards to thermodynamics, metabolism, and kinetics. In this temperature range, we observed an increase in growth and production rates. The
Felipe Ramón-Portugal   +9 more
core   +1 more source

Structural and biochemical insights into the thermostable esterase Ta0887 from Thermoplasma acidophilum

open access: yesFEBS Open Bio, EarlyView.
In this study, a novel esterase from the thermoacidophilic archaeon Thermoplasma acidophilum was biochemically and structurally characterized. Our results demonstrate that Ta0887 is a highly thermostable esterase that preferentially hydrolyzes p‐nitrophenyl hexanoate and possesses an α‐helical cap domain that likely contributes to its substrate ...
Alejandro Delgado‐Rey   +4 more
wiley   +1 more source

Isolation of acetic acid bacteria from honey [PDF]

open access: yesMaejo International Journal of Science and Technology, 2009
Four thermotolerant acetic acid bacteria designated as CMU1, CMU2, CMU3 and CMU4 were isolated from six honey samples produced by three native bee species in northern Thailand, namely the dwarf honey bee (Apis florea), Asian honey bee (A.
Wasu Pathom-aree
doaj  

Acetic Acid Bacteria in the Food Industry: Systematics, Characteristics and Applications

open access: yesFood Technology and Biotechnology, 2018
The group of Gram-negative bacteria capable of oxidising ethanol to acetic acid is called acetic acid bacteria (AAB). They are widespread in nature and play an important role in the production of food and beverages, such as vinegar and kombucha.
Rodrigo José Gomes   +4 more
doaj   +1 more source

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