Results 31 to 40 of about 1,830 (163)

Effect of clone selection, nitrogen supply, leaf damage and mycorrhizal fungi on stilbene and emodin production in knotweed

BMC Plant Biology, 2011
Background Fallopia japonica and its hybrid, F. xbohemica, due to their fast spread, are famous as nature threats rather than blessings. Their fast growth rate, height, coverage, efficient nutrient translocation between tillers and organs and high ...
Nývltová Zora, Bartůňková Kristýna, Koblihová Helena, Frantík Tomáš, Kovářová Marcela, Vosátka Miroslav   +5 more
doaj   +1 more source

Perfil metabòlic del resveratrol dietètic i influència de la matriu de l’aliment en la seva biodisponibilitat en humans.Validació de la metodologia per espectrometria de masses (UPLC-MS/MS) [PDF]

, 2013
[cat] L’interès creixent de la població general per la “medicina natural”, juntament amb els efectes beneficiosos que s’han demostrat per al resveratrol, ha incrementat la presència en els mercats d’aliments funcionals o nutracèutics basats en la seva ...
Rotchés Ribalta, Maria
core   +6 more sources

Bioconversion of piceid to resveratrol by selected probiotic cell extracts

, 2016
Resveratrol exerts several pharmacological activities, including anti-cancer, anti-inflammatory, cardioprotective, or antioxidant effects. However, due to its occurrence in plants more in glycosidic form as piceid, the bioavailability and bioactivity are
Viernstein, Helmut (Department of Pharmaceutical Technology and Biopharmaceutics, Faculty of Life Sciences, University of Vienna), Mueller, Monika (Department of Pharmaceutical Technology and Biopharmaceutics, Faculty of Life Sciences, University of Vienna), Basholli-Salihu, Mimoza (Department of Pharmaceutical Technology and Biopharmaceutics, Faculty of Life Sciences, University of Vienna), Schuster, Roswitha (Department of Pharmaceutical Technology and Biopharmaceutics, Faculty of Life Sciences, University of Vienna), Mulla, Dafina (Department of Pharmaceutical Technology and Biopharmaceutics, Faculty of Life Sciences, University of Vienna), Praznik, Werner (Department of Pharmaceutical Technology and Biopharmaceutics, Faculty of Life Sciences, University of Vienna)   +5 more
core   +1 more source

Unusual stilbene glucosides from Vitis vinifera roots

OENO One, 2019
Aim: Stilbenes are well-known phytoalexins present in vine and wine. Stilbene glucosides have been identified in wine; however, other than piceid, these compounds have never been reported to be present in the woody parts of grapevine.
Tristan Richard, Iris Aja, Grégory Da Costa, Eric Pedrot, Marie-Laure Iglesias, Antonio Palos Pinto, Josep Valls, Nassima Chaher, M. Begoña Ruiz-Larrea, Jean-Michel Mérillon, Djebbar Atmani, José Ignacio Ruiz Sanz   +11 more
doaj   +1 more source

Anti-Inflammatory Efficacy of Resveratrol-Enriched Rice Callus Extract on Lipopolysaccharide-Stimulated RAW264.7 Macrophages

Immuno
Resveratrol and its derivative piceid exhibit a wide spectrum of health-promoting bioactivities. A resveratrol-enriched variety of Dongjin rice (DJ526) has been developed by transfection of a resveratrol biosynthesis gene, and increased resveratrol ...
Chaiwat Monmai, Jin-Suk Kim, So-Hyeon Baek   +2 more
doaj   +1 more source

Relations between polyphenols content and antioxidant activity in vine grapes and leaves

Czech Journal of Food Sciences, 2008
The occurrence and content of some polyphenols and the antioxidant activity of compounds present in grape berries, stems and leaves of Vitis vinifera L. were evaluated. Three white and three blue varieties of grapevine were investigated.
Josef BALÍK, Marie KYSELÁKOVÁ, Naděžda VRCHOTOVÁ, Jan TŘÍSKA, Michal KUMŠTA, Jaromír VEVERKA, Pavel HÍC, Jiří TOTUŠEK, Danuše LEFNEROVÁ   +8 more
doaj   +1 more source

The changes of selected phenolic substances in wine technology

Czech Journal of Food Sciences, 2008
The effects of the pressing technology and clarification of white grape musts on concentrations of phenolic compounds and their antioxidative capacity were investigated.
Josef BALÍK, Marie KYSELÁKOVÁ, Jan TŘÍSKA, Naděžda VRCHOTOVÁ, Jaromír VEVERKA, Pavel HÍC, Jiří TOTUŠEK, Danuše LEFNEROVÁ   +7 more
doaj   +1 more source

Hydrolytic kinetics of piceid and its importance for the production of resveratrol

, 2017
In this work, the hydrolytic kinetic of piceid was systematically investigated not only in different solvents, but under different conditions of pH and temperature as well. Results showed that the solvents have a significant effect on rate constant.
Liang, XF, Liu, HZ, Li, YB, Zhu, YF, Liu, F, Luo, HY, Zhong, JJ   +6 more
core   +1 more source

From nature to nanoscale: advances, challenges, and preclinical translation of nanofiber drug delivery systems containing plant‐derived active ingredients

Journal of the Science of Food and Agriculture, EarlyView.
Abstract Since the early 1960s, nanotechnology has been a critical area of science, allowing for the development of sophisticated nanomaterials. Nanofibers, one of the most widely used nanotechnological drug delivery systems, have emerged as a highly versatile platform within modern pharmaceutical sciences.
Heybet Kerem Polat, Yasin Turanlı, Nihat Kurt, Sefa Gözcü, Emre Tunçel, Hilal Bacanak, Eren Aytekin, Sedat Ünal   +7 more
wiley   +1 more source

Stilbenes in grapes and wines of Tannat, Marselan and Syrah from Uruguay

OENO One, 2020
Aim: The aim of the study was to investigate the stilbene composition of grapes and wines of the Vitis vinifera cultivars Tannat, Marselan and Syrah cultivated in Uruguay.
Guzmán Favre, Diego Piccardo, Gómez-Alonso Sergio, José Pérez-Navarro, Esteban García-Romero, Adela Mena-Morales, Gustavo González-Neves   +6 more
doaj   +1 more source