PHENOLIC ACIDS AND THEIR ESTERS

Phenolic compounds and antioxidant activities of some Hypericum species: A comparative study with H. perforatum

This study was designed to determine the polyphenolic contents of the extracts and to evaluate the antioxidant activity of Hypericum origanifolium Willd. and H. montbretii Spach. (Guttiferae (Hyp...

Phenolic and Terpenoid Constituents from the Sri Lankan Medicinal Plant Osbeckia aspera

A crude aqueous acetone extract of Osbeckia aspera Blume (Melastomataceae), a plant from Sri Lanka used traditionally to treat liver disease, was fractionated by column and preparative paper chro...

Determination of Phenolic Acids in Amaryllidaceae Species by High Performance Liquid Chromatography

Five Bulgarian Amaryllidaceae species; Pancratium maritimum L., Sternbergia colchiciflora W. K., Galanthus nivalis L., Galanthus elwesii Hook., and Leucojum aestivum L., were analyzed for their h...

Seasonal Variation of Total Phenolic, Antioxidant Activity, Plant Nutritional Elements, and Fatty Acids in Tea Leaves

Seasonal Variation of Total Phenolic, Antioxidant Activity, Plant Nutritional Elements, and Fatty Acids in Tea Leaves (Camellia sinensis var. sinensis clone Derepazari 7) Grown in Turkey

Seasonal variations of total phenolic, antioxidant activity, PNE (Plant Nutrient Elements), and fatty acids in fresh tea leaves grown in Turkey were studied. Fresh tea leaves sampled from Derepaz...

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