Changes in the contents of main secondary metabolites in two Turkish Hypericum species during plant development

C Cirak, J Radusiene, N Camas, O Caliskan… - Pharmaceutical …, 2013 - Taylor & Francis
Context: The genus Hypericum (Guttiferae) has received considerable scientific interest as a
source of biologically active compounds. Objective: The study determined the …

[PDF][PDF] Investigation of antioxidant and antibacterial activities of some Hypericum species

E Maltas, A Uysal, E Yildiztugay, MO Aladag… - Fresenius Environ …, 2013 - academia.edu
The in vitro antioxidant and antibacterial activities of the methanol extracts of three
Hypericum species (Hypericum aviculariifolium Jaub. & Spach subsp. depilatum (Freyn & …

Evaluation of the cytotoxicity, mutagenicity and antimutagenicity of a natural antidepressant, Hypericum perforatum L. (St. John's wort), on vegetal and animal test …

AP Peron, RG Mariucci, IV de Almeida… - … and Alternative Medicine, 2013 - Springer
Abstract Background St. John's wort (Hypericum perforatum L.) is an herbaceous plant that
is native to Europe, West Asia and North Africa and that is recognized and used worldwide …

[PDF][PDF] Effect of hypericin on the ADAMTS-9 and ADAMTS-8 gene expression in MCF7 breast cancer cells

Z Ocak, M Acar, E Gunduz, M Gunduz… - Eur Rev Med …, 2013 - academia.edu
AIM: To investigate the effects of hypericin which is obtained from the plant Hypericum
perforatum on the expression and the regulation of ADAMTS8 and ADAMTS9 genes in …

Development and validation of an LC–ESI/MS/MS method with precolumn derivatization for the determination of betulin in rat plasma

Z Hu, N Guo, Z Wang, Y Liu, Y Wang, W Ding… - … of Chromatography B, 2013 - Elsevier
Neutral pentacyclic triterpenes with only one or two hydroxyl groups, such as betulin, are not
easily ionized by electrospray ionization (ESI). However, because betulin is reactive and …

Determination of The Best Herbage Yield and Hypericin Content of St. Johna s Wort (Hypericum perforatum L.) under Semi Arid Climatic Conditions

S Kızıl, M Inan, S Kırıcı - Turkish Journal of Field Crops, 2013 - dergipark.org.tr
St. John's Wort (Hypericum perforatum L.) has been used as a medicinal herb since ancient
times, it contains several natural products with noteworthy biological activities. There is no …

Hyperinakin, a new anti-inflammatory phloroglucinol derivative from Hypericum nakamurai

YB Cheng, AE Fazary, YC Lin, IW Lo… - Natural Product …, 2013 - Taylor & Francis
Phytochemical investigation of Hypericum nakamurai (Masamune) Robson has led to the
isolation of three phloroglucinol derivatives 1–3. The structures of these compounds were …

Prophylactic Effect of Hypericum Perforatum L. extract in scopolamine rat model of cognitive dysfunction

N Mohamed Said Arafa… - The Open …, 2013 - benthamopen.com
The primary goal of the present study aimed to evaluate the prophylactic effect of Hypericum
Perforatum L. extract on memory dysfunction induced by scopolamine in adult male albino …