Results 91 to 100 of about 1,830 (163)
Antioxidant action of two polyphenols, resveratrol and piceid, on a biological model in vitro.
Among natural antioxidants found in many natural foods and beverages, the flavonoid resveratrol and piceid have been proven to be effective against a broad range of diseases whose origin can be attributed to oxidative damage. Resveratrol is a phytoalexin,
M. Bragadin +7 more
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The laccase-catalyzed oxidation of piceid, the 3-beta-D-glucopyranosyl derivative of the stilbenic phytoalexin resveratrol, allowed isolation of the corresponding beta-5 like trans-dehydrodimer in good yield (45%) avoiding chromatography.
Fronza Giovanni +5 more
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Identification and characterization of stilbene derivatives in infected sorghum seedlings [PDF]
We have previously identified a pathogen-inducible stilbene synthase gene (SbSTS1) in sorghum. In vitro enzyme assays of recombinant SbSTS1 demonstrated that trans-resveratrol was a reaction product when p-coumaroylCoA was used as a substrate.
Yu, K, Lo, C
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Over the last years, great interest has arisen concerning plant stilbenes, especially resveratrol, which has a whole spectrum of positive biological activities.
Ivana Generalić Mekinić +3 more
doaj +1 more source
Bu çalışmada ilk defa cibrede (Vitis vinifera) bulunan piceid ve resveratrol konsantrasyonlarının Aspergillus oryzae fermantasyonu ile değişimleri incelenmiştir. Fermantasyon ortamı olarak Boğazkere üzüm çeşitlerinden şarap üretiminde meydana gelen cibre
Tunçer, Emre
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trans-Resveratrol and trans-piceid were recently discovered in chocolate. In the present work, both were quantified by RP-HPLC-APCI(+)-MS/MS in 22 cocoa liquors from 11 different countries.
Jerkovic, Vesna +5 more
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Piceid Octanoate Protects Retinal Cells against Oxidative Damage by Regulating the Sirtuin 1/Poly-ADP-Ribose Polymerase 1 Axis In Vitro and in rd10 Mice [PDF]
Retinitis pigmentosa is a common cause of inherited blindness in adults, which in many cases is associated with an increase in the formation of reactive oxygen species (ROS) that induces DNA damage, triggering Poly-ADP-Ribose Polymerase 1 (PARP1 ...
Caballano-Infantes, Estefanía +21 more
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Caracterização química de vinhos cabernet sauvignon produzidos na Serra Gaúcha: ênfase em compostos fenólicos [PDF]
Dissertação (mestrado) - Universidade Federal de Santa Catarina.
Maraschin, Renata dos Passos
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Background and Aims: In the Vitaceae, stilbenoid viniferins constitute a relatively restricted group of molecules based on a trans-resveratrol structure and represent the main known phytoalexins.
D. MASUERO +15 more
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Biotrasformation of piceid to resveratrol by a beta-glucosidase from Rhodotorula spp.
Resveratrol (3,4?,5-trihydroxystilbene) is a phenolic compound produced by many spermatophytes, including grapevines. Resveratrol possesses a wide range of pharmacological properties that may account for its possible cardioprotective action, including ...
F La Cara +4 more
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