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Variation of Bioactive Secondary Metabolites in Hypericum triquetrifolium Turra from Wild Populations of Turkey
(Sage Publications Inc, 2008)The present study was conducted to determine the variation in the content of hyperforin, hypericin and pseudohypericin in Hypericum triquetrifolium Turra growing wild in four locations of Turkey. The aerial parts, representing ... -
Variation of bioactive substances in Hypericum montbretii during plant growth
(Taylor & Francis Ltd, 2008)The present study was conducted to determine phenologic and morphogenetic variation of chlorogenic acid and flavonoids, as rutin, hyperoside, apigenin-7-O-glucoside, quercitrin, quercetin and viteksin content of Hypericum ... -
Variation of hypericins in Hypericum triquetrifolium Turra growing in different locations of Turkey during plant growth
(Taylor & Francis Ltd, 2008)The principle medicinal secondary metabolites present in Hypericum species are thought to be naphthodianthrones hypericin and pseudohypericin. The present study was conducted to determine ontogenetic and morphogenetic ... -
Variations in total phenolics during ontogenetic, morphogenetic, and diurnal cycles in Hypericum species from Turkey
(Springer Heidelberg, 2006)Several species of Hypericum are used in traditional Turkish folk medicine. Their most medicinally important secondary metabolites are the hypericins, hyperforins, and phenolics. Here, we determined the ontogenetic, ...