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mangiferin/hypericum
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6 resultados
Mangiferin and chlorogenic Acid from hypericum species.
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Evaluation of Polyphenol Content and Antioxidant Capacity of Aqueous Extracts from Eight Medicinal Plants from Reunion Island: Protection against Oxidative Stress in Red Blood Cells and Preadipocytes
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Background-Medicinal plants are traditionally used as infusions or decoctions for their antioxidant, anti-inflammatory, hypolipidemic and anti-diabetic properties. Purpose-The aim of the study was to define the polyphenol composition and to assess the antioxidant capacity of eight medicinal plants
Phenolic compounds from Hypericum perforatum.
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During a re-investigation of phenolic compounds from the dried crude drug material of St. John's wort (Hypericum perforatum L.) 22 phenolic compounds were detected by HPLC; 14 of them were quantified using the same system. Twelve phenolic compounds were isolated from the plant material and their
HPLC-UV-ESI-MS analysis of phenolic compounds and antioxidant properties of Hypericum undulatum shoot cultures and wild-growing plants.
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LC-UV and LC-MS analysis were used to study the phenolic composition of water extracts of Hypericum undulatum (HU) shoot cultures and wild-growing (WG) plants. Total phenolic content (TPC), determined using the Folin-Ciocalteu assay, and the antioxidant activity measured by two complementary methods
Xanthones from roots, hairy roots and cell suspension cultures of selected Hypericum species and their antifungal activity against Candida albicans.
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CONCLUSIONS
Highest xanthone contents were found in Hypericum pulchrum and H. annulatum untransformed roots. The best anti- Candida activity was obtained for hairy roots extracts of H. tetrapterum clone 2 ATCC 15834. Extracts of root cultures, hairy roots and cell suspensions of selected Hypericum
Norathyriol suppresses skin cancers induced by solar ultraviolet radiation by targeting ERK kinases.
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Ultraviolet (UV) irradiation is the leading factor in the development of skin cancer, prompting great interest in chemopreventive agents for this disease. In this study, we report the discovery of norathyriol, a plant-derived chemopreventive compound identified through an in silico virtual screening
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