Zobrazeno 1 - 10
of 230
pro vyhledávání: '"orac assay"'
Akademický článek
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Publikováno v:
Arabian Journal of Chemistry, Vol 15, Iss 11, Pp 104298- (2022)
Antioxidant capacity is used to refer to ability of compounds to react with free radicals, it is also described as ability to inhibit oxidation processes. There are different methods that evaluate the antioxidant capacity of compounds of natural orig
Externí odkaz:
https://doaj.org/article/02558ba9b3154d04b1bf85f9f0acbcd2
Autor:
Francine Medjiofack Djeujo, Valentina Stablum, Elisa Pangrazzi, Eugenio Ragazzi, Guglielmina Froldi
Publikováno v:
Pharmaceutics, Vol 15, Iss 5, p 1541 (2023)
The aqueous decoctions of Vernonia amygdalina (VA) leaves and roots are widely used in traditional African medicine as an antidiabetic remedy. The amount of luteolin and vernodalol in leaf and root extracts was detected, and their role was studied re
Externí odkaz:
https://doaj.org/article/ecb0aa3da5af47d4bfeabfab06070c7e
Autor:
Jessica Maiuolo, Natalizia Miceli, Federica Davì, Irene Bava, Luigi Tucci, Salvatore Ragusa, Maria Fernanda Taviano, Vincenzo Musolino, Micaela Gliozzi, Cristina Carresi, Roberta Macrì, Federica Scarano, Anna Rita Coppoletta, Antonio Cardamone, Carolina Muscoli, Ezio Bombardelli, Ernesto Palma, Vincenzo Mollace
Publikováno v:
Plants, Vol 12, Iss 5, p 1194 (2023)
Ferula L., belonging to the Apiaceae family, is represented by about 170 species predominantly present in areas with a mild–warm–arid climate, including the Mediterranean region, North Africa and Central Asia. Numerous beneficial activities have
Externí odkaz:
https://doaj.org/article/15128a5c1ad24b8da25bd5be284ab4f7
Publikováno v:
Food Frontiers, Vol 1, Iss 1, Pp 60-69 (2020)
Abstract Recently, research on antioxidants has become increasingly active in various fields. Antioxidants react through free radical or molecular oxygen quenching, being capable to either delay or inhibit the oxidation processes that occur under the
Externí odkaz:
https://doaj.org/article/8f6d16a3ef6349b6923c165cd17541ff
Publikováno v:
BMC Research Notes, Vol 12, Iss 1, Pp 1-5 (2019)
Abstract Objective Oxygen radical absorbance capacity (ORAC) assay measures the quenching of fluorescent probe by peroxyl radicals. Antioxidants present in biological systems block the quenching of fluorescence probe. We experienced the dynamic quenc
Externí odkaz:
https://doaj.org/article/eda378c57cc94f34bcdb9468a2d8b7b4
Autor:
Francine Medjiofack Djeujo, Valeria Francesconi, Maddalena Gonella, Eugenio Ragazzi, Michele Tonelli, Guglielmina Froldi
Publikováno v:
Molecules, Vol 27, Iss 2, p 547 (2022)
Diabetes mellitus is characterized by chronic hyperglycemia that promotes ROS formation, causing severe oxidative stress. Furthermore, prolonged hyperglycemia leads to glycation reactions with formation of AGEs that contribute to a chronic inflammato
Externí odkaz:
https://doaj.org/article/70b7a0ec693644c29fe6da446901852d
Autor:
Odžak Renata, Šprung Matilda, Soldo Barbara, Skočibušić Mirjana, Gudelj Martina, Muić Anita, Primožič Ines
Publikováno v:
Open Chemistry, Vol 15, Iss 1, Pp 320-331 (2017)
Two series of novel ammonium salts containing the quinuclidine moiety were prepared in order to evaluate their antioxidative, antibacterial and antifungal potential. The synthesized homologues of 3-hydroxy (QOH) and 3-chloroquinuclidine (QCl) with th
Externí odkaz:
https://doaj.org/article/ef5b5b1bd63f4c08aa434a5dddc05ee5
Akademický článek
Tento výsledek nelze pro nepřihlášené uživatele zobrazit.
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Autor:
Alexis Matute, Jessica Tabart, Jean-Paul Cheramy-Bien, Claire Kevers, Jacques Dommes, Jean-Olivier Defraigne, Joël Pincemail
Publikováno v:
Antioxidants, Vol 10, Iss 5, p 770 (2021)
Background: In support of claims that their products have antioxidant properties, the food industry and dietary supplement manufacturers rely solely on the in vitro determination of the ORAC (oxygen radical antioxidant capacity) value, despite its ac
Externí odkaz:
https://doaj.org/article/28cc3780bf1c43bba07ccd8e121bfc9b