Results 11 to 20 of about 326 (94)

Biosynthesis of the Major Tetrahydroxystilbenes in Spruce, Astringin and Isorhapontin, Proceeds via Resveratrol and Is Enhanced by Fungal Infection     [PDF]

open access: yesPlant Physiology, 2011
Abstract Stilbenes are dibenzyl polyphenolic compounds produced in several unrelated plant families that appear to protect against various biotic and abiotic stresses. Stilbene biosynthesis has been well described in economically important plants, such as grape (Vitis vinifera), peanut (Arachis hypogaea), and pine (Pinus species ...
Almuth Hammerbacher   +2 more
exaly   +4 more sources

Lignin from Tree Barks: Chemical Structure and Valorization. [PDF]

open access: yesChemSusChem, 2020
Bark for good: Tree barks are low‐cost and abundant lignocellulosic wastes produced by the wood industries. This study concerns the detailed structural characterization of lignin from different tree barks, which will be of great help for the development of efficient conversion technologies of these materials and will aid in their full valorization. The
Neiva DM   +6 more
europepmc   +2 more sources

Insight into the Presence of Stilbenes in Medicinal Plants Traditionally Used in Croatian Folk Medicine

open access: yesNatural Product Communications, 2016
Over the last years, great interest has arisen concerning plant stilbenes, especially resveratrol, which has a whole spectrum of positive biological activities.
Danijela Skroza   +2 more
exaly   +2 more sources

Natural stilbenes effects in animal models of Alzheimer’s disease [PDF]

open access: yesNeural Regeneration Research, 2020
Alzheimer’s disease is one of the most frequent neurodegenerative diseases. This pathology is characterized by protein aggregates, mainly constituted by amyloid peptide and tau, leading to neuronal death and cognitive impairments.
Aline Freyssin   +3 more
doaj   +2 more sources

LC/MS guided identification of metabolites of different extracts of Cissus quadrangularis

open access: yesFood Chemistry Advances, 2022
Qualitative and quantitative analysis is very essential to identify the phytochemical constituents present in medicinal plants. In the present study, qualitative and quantitative analyses of a medically important plant, namely Cissus quadrangularis (CQ ...
Jaspreet Kaur   +4 more
doaj   +1 more source

Tissue‐specific stilbene accumulation is an early response to wounding/grafting as revealed by using spatial and temporal metabolomics

open access: yesPlant, Cell &Environment, Volume 46, Issue 12, Page 3871-3886, December 2023., 2023
Abstract Grafting is widely used in horticulture. Shortly after grafting, callus tissues appear at the graft interface and the vascular tissues of the scion and rootstock connect. The graft interface contains a complex mix of tissues, we hypothesised that each tissue has its own metabolic response to wounding/grafting and accumulates different ...
Grégoire Loupit   +6 more
wiley   +1 more source

White wine phenolics: current methods of analysis

open access: yesJournal of the Science of Food and Agriculture, Volume 103, Issue 1, Page 7-25, 15 January 2023., 2023
Abstract White wine phenolic analyses are less common in the literature than analyses of red wine phenolics. Analytical techniques for white wine phenolic analyses using spectrophotometric, chromatographic, spectroscopic, and electrochemical methods are reported.
Sarah Clarke   +3 more
wiley   +1 more source

Antibacterial effects of natural compounds on biofilm formation of Streptococcus mutans

open access: yesClinical and Experimental Dental Research, Volume 8, Issue 6, Page 1426-1433, December 2022., 2022
Abstract Streptococcus mutans is the main cariogenic pathogen in the oral cavity, considered to contribute toward oral diseases. S. mutans is predominantly entrapped in plaque biofilms. Objectives In this study, we surveyed the antibacterial activity of natural compounds in terms of the biofilm production of S. mutans. Material and Methods We extracted
Farideh Kamarehei   +2 more
wiley   +1 more source

Passion fruit seed extract protects beta‐amyloid‐induced neuronal cell death in a differentiated human neuroblastoma SH‐SY5Y cell model

open access: yesFood Science &Nutrition, Volume 10, Issue 5, Page 1461-1468, May 2022., 2022
We investigated the neuroprotective effect of piceatannol and passion fruit seed extract (PFSE) rich in this compound in an Alzheimer's disease (AD) mimic cell model. Both piceatannol and PFSE were found to protect beta‐amyloid‐induced neurite fragmentation in the AD cell model.
Akira Sato   +9 more
wiley   +1 more source

White rot fungal impact on the evolution of simple phenols during decay of silver fir wood by UHPLC‐HQOMS

open access: yesPhytochemical Analysis, Volume 33, Issue 2, Page 170-183, March 2022., 2022
Abstract Introduction Silver fir (Abies alba Mill.) is one of the most valuable conifer wood species in Europe. Among the main opportunistic pathogens that cause root and butt rot on silver fir are Armillaria ostoyae and Heterobasidion abietinum. Due to the different enzymatic pools of these wood‐decay fungi, different strategies in metabolizing the ...
Stefania Di Lella   +5 more
wiley   +1 more source

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