Results 101 to 110 of about 93,384 (314)

Rapid determination of simple polyphenols in grapes by HPLC using a monolithic column [PDF]

open access: yes, 2010
The development of a rapid, reliable and reproducible LC method for the determination and quantification of 13 polyphenols (gallic acid, protocatechuic aldehyde, gentisic acid, catechin, vanillinic acid, caffeic acid, vanillin, epicatechin ...
Brigui, Jamal   +4 more
core   +2 more sources

Integrating anaerobic digestion and slow pyrolysis improves the product portfolio of a cocoa waste biorefinery [PDF]

open access: yes, 2020
The integration of conversion processes with anaerobic digestion is key to increase value from agricultural waste, like cocoa pod husks, generated in developing countries. The production of one metric ton of cocoa beans generates some 15 metric tonnes of
Acosta Ortiz, Nayaret   +6 more
core   +2 more sources

Biomass Native Structure Into Functional Carbon‐Based Catalysts for Fenton‐Like Reactions

open access: yesAdvanced Functional Materials, EarlyView.
This study indicates that eight biomasses with 2D flaky and 1D acicular structures influence surface O types, morphology, defects, N doping, sp2 C, and Co nanoparticles loading in three series of carbon, N‐doped carbon, and cobalt/graphitic carbon. This work identifies how these structural factors impact catalytic pathways, enhancing selective electron
Wenjie Tian   +7 more
wiley   +1 more source

Fermentation with lactic acid bacteria enhances the bioavailability of bioactive compounds of whole wheat flour

open access: yesApplied Food Research
This study aimed to examine how lactic acid bacteria (LAB) Lactobacillus plantarum mediated solid-state fermentation (SSF) of whole wheat flour (WWF) affected the release of phenolic fractions and their in vitro antioxidant (DPPH•, ABTS•+, H2O2, and ...
Shariful Islam   +8 more
doaj   +1 more source

Effect of drying process on antioxidant properties of date palm fruits [PDF]

open access: yes, 2013
Aim. In order to identify antioxidant activities and phenolic compound, two varieties of date palm (Mazfati and Kalute varieties) (Phoenix dactylifera) fruits (DPF) from Iran systematically evaluated. Methods.
Daraei Garmakhany, A.   +4 more
core  

Chemical characterization of an encapsulated red wine powder and its effects on neuronal cells [PDF]

open access: yes, 2018
Red wine polyphenols are known for their implications for human health protection, although they suffer from high instability. For this reason, a red wine powder was prepared by freeze-drying encapsulation in maltodextrin/arabic gum matrix, and its ...
Chirife, Jorge   +3 more
core   +1 more source

Photoswitching Conduction in Framework Materials

open access: yesAdvanced Functional Materials, EarlyView.
This mini‐review summarizes recent advances in state‐of‐the‐art proton and electron conduction in framework materials that can be remotely and reversibly switched on and off by light. It discusses the various photoswitching conduction mechanisms and the strategies employed to enhance photoswitched conductivity.
Helmy Pacheco Hernandez   +4 more
wiley   +1 more source

Pretreatment of citrus by-products affects polyphenol recovery:a review [PDF]

open access: yes, 2018
A large amount of citrus waste is generated annually. This waste is of great economic worth, since it contains high levels of polyphenols, which have attracted scientific interest due to their potent antimicrobial and antiradical activities. Pretreatment
Bowyer, Michael C.   +7 more
core   +2 more sources

Bio‐Orthogonally Crosslinked Supramolecular Polymer Bottlebrush Hydrogels for Long‐Term 3D Cell Culture

open access: yesAdvanced Functional Materials, EarlyView.
Fibrous benzenetrispeptide (BTP) hydrogels, fabricated via strain‐promoted azide‐alkyne cycloaddition (SPAAC) crosslinking, form robust, bioinert networks. These hydrogels can support 3D cell culture, where cell viability and colony growth depend on the fiber content.
Ceren C. Pihlamagi   +5 more
wiley   +1 more source

Correlação entre precursores e voláteis em café arábica brasileiro processado pelas vias seca, semiúmida e úmida e discriminação através da análise por componentes principais

open access: yesQuímica Nova, 2012
The influence of pre-processing of arabica coffee beans on the composition of volatile precursors including sugars, chlorogenic acids, phenolics, proteins, aminoacids, trigonelline and fatty acids was assessed and correlated with volatiles formed during ...
Neusa P. Arruda   +5 more
doaj   +1 more source

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