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Pruning effect on content of quercetin and catechin in berry skins of cv. Blaufrankisch (Vitis vinifera L.)
(Tubitak Scientific & Technical Research Council Turkey, Ankara, 2010)
The effect of pruning severity on quercetin and catechin content in berry skins of cv. Blaufrankisch (Vitis vinifera L.) was studied over 3 years. Different crop levels and canopy structures were obtained by retaining 8, ...
Cytotoxic and Cell Cycle Effects Induced by Two Herbal Extracts on Human Cervix Carcinoma and Human Breast Cancer Cell Lines
(Mary Ann Liebert Inc, New Rochelle, 2010)
In recent times interest has increased in the complementary medicine of cancer patients. Two herbal mixtures were prepared from 17 and 12 plants, respectively. The goal of this study was to examine the in vitro cytotoxic ...
A new triterpenoid saponin from the aerial parts of Cephalaria ambrosioides
(Taylor & Francis Ltd, Abingdon, 2010)
A new allose-containing triterpenoid saponin (1), along with a known saponin (2), were isolated from the aerial parts of Cephalaria ambrosioides. Their structures were determined by spectroscopic (2D-NMR and ESI-MS) methods. ...
Thionation of Some alpha,beta-Unsaturated Steroidal Ketones
(MDPI, 2010)
The reactions of selected alpha,beta-unsaturated steroidal ketones with Lawesson's reagent (LR) in CH(2)Cl(2) and toluene under the standard reaction conditions and with a combination of phosphorus pentasulfide with ...
Anti-inflammatory and Gastroprotective Properties of Hypericum richeri Oil Extracts
(Natural Product Incorporation, 2010)
Oil extracts of flowering tops of Hypericum richeri Vill. prepared in three different ways were evaluated for chemical composition, and anti-inflammatory and gastroprotective activities. An HPLC method was developed for ...
Linear free energy relationships of half-wave reduction potentials of (E)-4-aryl-4-oxo-2-butenoic acids
(Elsevier, 2010)
Half-wave reduction potentials of a set of twelve (E)-4-aryl-4-oxo-2-butenoic acids obtained by direct current polarography in methanol are reported. E1/2 is correlated with Hammett sigma values as well as with values of ...
Cytotoxic Effect of Wine Polyphenolic Extracts and Resveratrol Against Human Carcinoma Cells and Normal Peripheral Blood Mononuclear Cells
(Mary Ann Liebert Inc, New Rochelle, 2010)
Red and white wine polyphenols have been reported to provide substantial health benefits. In this study, the cytotoxic activity of red and white wine polyphenolic extracts and of resveratrol was evaluated against different ...
Density Functional Theory for the Study of the Multimode Jahn-Teller Effect
(Swiss Chemical Society, 2010)
The Jahn-Teller (JT) theorem states that in a molecule with a degenerate electronic state, a structural distortion must occur that lowers the symmetry, removes the degeneracy and lowers the energy. The multideterminental-DFT ...