Results 21 to 30 of about 104,663 (263)

Increased Yield of Biotransformation of Androsta-1, 4-Dien-3, 17-Dione from Β-Sitosterol by Using Sulfobutyl Ether-Β-Cyclodextrin Complexation Technique

open access: yesMATEC Web of Conferences, 2016
Substrate solubility in steroid biotransformation is critical for enhancing the biotransformation of hydrophobic compounds. In this study, the sulfobutyl ether-β-cyclodextrin (SBE-β-CD) complexation technique was used for the biotransformation of β ...
Wang Jingwen   +7 more
doaj   +1 more source

Optimization of Ultrasonic Cellulase-Assisted Extraction and Antioxidant Activity of Natural Polyphenols from Passion Fruit

open access: yesMolecules, 2021
In this paper, ultrasonic cellulase extraction (UCE) was applied to extract polyphenols from passion fruit. The extraction conditions for total phenol content (TPC) and antioxidant activity were optimized using response surface methodology (RSM) coupled ...
Wei Wang   +5 more
doaj   +1 more source

Study of the production and release of aromas during winemaking carried out by different Saccharomyces species and hybrids [PDF]

open access: yes, 2011
Aroma is one of the most important attributes involved in wine quality. Current trend in winemaking consists of producing wines with different aroma nuances to offer variety of wines to a developing market.
GAMERO LLUNA, AMPARO, Gamero, Amparo
core   +1 more source

O AROMA DAS FRUTAS EXÓTICAS COLOMBIANAS: REVISÃO

open access: yes, 2023
Aroma is the sensation obtained with the activation of olfactory receptors in the human and animal nose, in the presence of Volatile Organic Compounds (VOCs) that are released by organisms as a product of biogenic processes. Fruits often release volatile
Taborda-Ocampo, Gonzalo   +3 more
core   +1 more source

Aromas of Salvia species enhance everyday prospective memory performance in healthy young adults [PDF]

open access: yes, 2014
Research has previously demonstrated that aromas of both Salvia officinalis and Salvia lavandulaefolia are capable of modulating aspects of retrospective memory, attention and mood.
Moss, Mark, Rouse, Michelle, Moss, Lucy
core   +1 more source

Characterization of Aroma Volatiles in Three Sundried Ulva spp. by GC-MS and Sensory Evaluation

open access: yesShipin gongye ke-ji, 2023
In this study, headspace solid phase microextraction (HS-SPME) coupled with gas chromatography-mass spectrometry (GC-MS) was used to determine the volatile flavor compounds of sundried Ulva spp., including U. prolifera collected from Xiamen (sample X), U.
Yi LIANG   +6 more
doaj   +1 more source

Simultaneous Determination of Phenobarbital, Pentobarbital, Amobarbital and Secobarbital in Raw Milk via Liquid Chromatography with Electron Spray Ionization Tandem Mass Spectrometry

open access: yesFood Science of Animal Resources, 2017
A rapid, sensitive and specific liquid chromatography-tandem mass spectrometry (LC-MS/MS) method was developed for the simultaneous determination of four barbiturates (phenobarbital, pentobarbital, amobarbital and secobarbital) in raw milk.
Huaixiang Tian   +5 more
doaj   +1 more source

Microemulsion of Cinnamon Essential Oil Formulated with Tea Polyphenols, Gallic Acid, and Tween 80: Antimicrobial Properties, Stability and Mechanism of Action

open access: yesMicroorganisms, 2022
The objective of this article was to combine tea polyphenols, gallic acid, and cinnamon essential oil to construct a natural extract-complex microemulsion system (NMs) with good antibacterial activity, antioxidant activity, and stability, as well as low ...
Wei Wang   +7 more
doaj   +1 more source

The local transcriptional regulators SacR1 and SacR2 act as repressors of fructooligosaccharides metabolism in Lactobacillus plantarum

open access: yesMicrobial Cell Factories, 2020
Background In Lactobacillus plantarum, fructooligosaccharides (FOS) metabolism is controlled by both global and local regulatory mechanisms. Although catabolite control protein A has been identified as a global regulator of FOS metabolism, the functions ...
Chen Chen   +3 more
doaj   +1 more source

A strategy for reducing acrylamide content in wheat bread by combining acidification rate and prerequisite substance content of Lactobacillus and Saccharomyces cerevisiae

open access: yesCurrent Research in Food Science, 2022
This study mainly focused on a strategy for reducing acrylamide(AM) content in wheat breads by combining Lactobacilli and Saccharomyces cerevisiae in sourdough, in comparison with natural fermentation.
Xiaoli Zhou   +6 more
doaj   +1 more source

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