Results 1 to 10 of about 19,018,451 (187)

Molecular Basis of Water Activity in Glycerol–Water Mixtures [PDF]

open access: yesFrontiers in Chemistry, 2019
Water activity (Aw) is a reliable indication of the microbial growth, enzymatic activity, preservation, and quality of foods. However, a molecular basis of Aw is still under debate in multiple related disciplines.
Hiroshi Nakagawa, Taiji Oyama
doaj   +4 more sources

Understanding water activity change in oil with temperature. [PDF]

open access: yesCurr Res Food Sci, 2020
Our recent studies and several publications suggest that the low water activity (aw) of oil in thermal processing might be a major contributing factor towards the increased thermal resistance of bacteria in oils.
Yang R   +4 more
europepmc   +2 more sources

Water activity [PDF]

open access: yesJournal of Spectroscopy, 2012
Microorganisms require water for their metabolic activities. Only a fraction of water in foodstuffs, the so-called “free water”, is available for this purpose. The amounts of “free” water previously estimated by two different methods [J. Phys. Chem. A 114 (2010), 11933–11942; J. Phys. Chem. A 155 (2011),
Nielsen, Ole Faurskov   +2 more
openaire   +3 more sources

Water activity in Venus’s uninhabitable clouds and other planetary atmospheres

open access: yesNature Astronomy, 2021
The recent suggestion of phosphine in Venus’s atmosphere has regenerated interest in the idea of life in clouds. However, such analyses usually neglect the role of water activity, which is a measure of the relative availability of water, in habitability.
J. E. Hallsworth   +9 more
semanticscholar   +1 more source

Phytogenic Synthesis and Characterization of Silver Metallic/Bimetallic Nanoparticles Using Beta vulgaris L. Extract and Assessments of Their Potential Biological Activities

open access: yesApplied Sciences, 2023
The synthesis of novel nanomedicines through eco-friendly protocols has been applied on a large scale with the prediction of discovering alternate therapies.
Khaled M. Elattar   +5 more
doaj   +1 more source

A comparative study using response surface methodology and artificial neural network towards optimized production of melanin by Aureobasidium pullulans AKW

open access: yesScientific Reports, 2023
The effect of three independent variables (i.e., tyrosine, sucrose, and incubation time) on melanin production by Aureobasidium pullulans AKW was unraveled by two distinctive approaches: response surface methodology (i.e.
WesamEldin I. A. Saber   +6 more
doaj   +1 more source

Innovative Artificial-Intelligence- Based Approach for the Biodegradation of Feather Keratin by Bacillus paramycoides, and Cytotoxicity of the Resulting Amino Acids

open access: yesFrontiers in Microbiology, 2021
The current study reported a new keratinolytic bacterium, which was characterized as Bacillus paramycoides and identified by 16S rRNA, and the sequence was then deposited in the GenBank (MW876249).
Zeiad Moussa   +4 more
doaj   +1 more source

Water activity limbs [PDF]

open access: yesProsthetics & Orthotics International, 2002
With advances in technology there is an increasing availability of Water Activity Limbs (WALs) and subsequently a greater number of requests for their provision. This study aims to establish a national consensus for indications, recommended best practice and procedures.
R S, Hanspal, R, Nieveen
openaire   +2 more sources

Rotatable central composite design versus artificial neural network for modeling biosorption of Cr6+ by the immobilized Pseudomonas alcaliphila NEWG-2

open access: yesScientific Reports, 2021
Heavy metals, including chromium, are associated with developed industrialization and technological processes, causing imbalanced ecosystems and severe health concerns. The current study is of supreme priority because there is no previous work that dealt
WesamEldin I. A. Saber   +6 more
doaj   +1 more source

Effects of Moisture Contents and Storage Temperatures on the Physical, Chemical and Microbiological Qualities of Non-Sulfitted Dried Apricots

open access: yesJournal of Agricultural Sciences, 2022
This study was conducted to determine the changes in the physicochemical and microbiological qualities of the non-sulfited sun dried apricots (NSDAs) at three different moisture contents (MCs, 13.7, 23.5 and 27.0%) and at four different storage ...
Nihal Güzel   +2 more
doaj   +1 more source

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