Yazar "Öztürk, Nilgün" için listeleme
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Anatomical and Palynological Studies of Three Salvia L. Species in and Around Eskisehir, Turkey
Gürcan, Hasibe; Erkara, Ismuhan Potoğlu; Öztürk, Nilgün (Bangladesh Botanical Soc, 2016)The anatomical and palynological features of three species Salvia cryptantha Montbret & Aucher ex Benth., S. candidissima Vahl subsp. occidentalis Hedge and S. forskahlei L. have been carried that show natural distribution ... -
Antioxidant activities of Molokhia (Corchorus olitorius L.) extracts
Öztürk, Nilgün; Savaroğlu, F. (2011)Corchorus olitorius L. (Molokhia) (Tiliaceae), collected from the Doganci, Güzelyurt, Northern Cyprus, infusion and extracts with different polarities have been studied for their polyphenolic contents and antioxidant ... -
Antioxidant activities of some phenolic acids and their combinations
Bektaş, Nurcan; Öztürk, Nilgün; Bozan, Berrin; Öztürk, Yusuf (Blackwell Publishing, 2006)… -
Antioxidant Activity and Phenolic Acid Constituents of Chestnut (Castania Sativa Mill.) Honey and Propolis
Sarıkaya, Ali Osman; Ulusoy, Esra; Öztürk, Nilgün; Tunçel, Muzaffer; Kolayli, Sevgi (Wiley, 2009)This study describes the constituents of phenolic acids and antioxidant activities of chestnut (Castania sativa Mill.) honeys and propolis in Turkey. Antioxidant activity of the chestnut honeys and propolis were examined ... -
Antioxidant activity of Punica granatum (Pomegranate) flowers
Bektaş, Nurcan; Öztürk, Nilgün (Elsevier Ireland LTD, 2007)… -
Antioxidant and Free Radical Scavenging Activities of Linum Olympicum Extracts
Öztürk, Nilgün; Bozan, Berrin; Konuklugil, Belma (Anadolu Üniversitesi, 2006)The antioxidant activities of extracts Linum olympicum leaves were evaluated using a DPPH assay, a β-caroten/linoleic acid assay and the Rancimat method. Leaves were extracted with 70% methanol and fractionated with ethyl ... -
The Antioxidant Potency of Punica granatum L. Fruit Peel Reduces Cell Proliferation and Induces Apoptosis on Breast Cancer
Dikmen, Miriş; Öztürk, Nilgün; Öztürk, Yusuf (Mary Ann Liebert Inc, 2011)Pomegranate (Punica granatum L.) is known to possess pharmacological activities, such as antioxidant and anticancer. In this study, we evaluated the antioxidant potency of a methanolic pomegranate fruit peel extract (PPE) ... -
Antioxidant properties and phenolic composition of Sideritis species
Tunalıer, Zeynep; Koşar, Müberra; Öztürk, Nilgün; Başer, K. Hüsnü Can; Duman, Hayri; Kırımer, Neşe (Kluwer Academic/Plenum Publishers, 2004)The antioxidant properties and phenolic composition of 27 Sideritis species were studied. Plant samples were extracted with petroleum ether using a Soxhlet apparatus. The defatted plant materials were extracted with 70% ... -
Antioxidant properties of halotolerant Penicillium chrysogenum var. chrysogenum secondary metabolites
Cantürk, Zerrin; Dikmen, Miriş; Öztürk, Nilgün; Kocabiyik, Ercin; İlhan, Semra (IEEE, 2013)In this study it was aimed at evaluating antioxidant potential of Penicillium sp. broth filtrate and extract. In our study we examined broth filtrate DPPH and free radical scavenging activity, and also total phenol content ... -
Antioxidant, Antiproliferative and Apoptotic Effects of Secondary Metabolites of Halotolerant Aspergillus terreus on Colon Adenocarcinoma Caco-2 Cells
Dikmen, Miriş; Cantürk, Zerrin; Artagan, Oge; Öztürk, Nilgün (Asian Network Scientific Information-Ansinet, 2017)Objective: This study aimed to investigate the antioxidant and anticancer effects of the secondary metabolites of halotolerant Aspergillus terreus-2 (hAt-2) on colon adenocarcinoma (Caco-2) cells. The hAt-2 was isolated ... -
Antiprotozoal assessment and phenolic acid profiling of five Fumaria (fumitory) species
Orhan, İlkay Erdoğan; Öztürk, Nilgün; Şener, Bilge (Elsevier Sci LTD, 2015)Objective: To explore some Fumaria species which were recorded to be traditionally used against malaria and other protozoal diseases. Methods: Consequently, in the current study. antiprotozoal effect of the ethanol extracts ... -
Assessment of Phenolic Acid Content and In Vitro Antiradical Characteristics of Hawthorn
Öztürk, Nilgün; Tunçel, Muzaffer (Mary Ann Liebert Inc, 2011)The infusions and extracts obtained from leaves with flowers, fruit peel, and seed from hawthorn (Crataegus monogyna Jacq., Family Rosaceae) were subjected to evaluation as potential sources of antioxidant phytochemicals ... -
Attenuation of ethanol withdrawal syndrome by extract of Hypericum perforatum in Wistar rats
The effects of Hypericum perforatum (St John's wort) on ethanol withdrawal syndrome have been investigated in ethanol-dependent rats. Adult male Wistar rats were subjects. Ethanol (7.2% v/v) was given to rats by a liquid ... -
Bazı gentiana türlerinin farmakognozi yönünden incelenmesi
Kıyan, Hülya Tuba (Anadolu Üniversitesi, 2017)Gentiana türleri halk arasında sindirimi kolaylaştırıcı, antidiyabetik, antiinflamatuvar, hepatoprotektif ve antihipertansif gibi pek çok tıbbi amaçla kullanılmaktadır. Gentiana asclepiadea L., G. brachyphylla Vill., G. ... -
Beta vulgaris L. (kırmızı pancar) ve turşularında PH değişimleri, antioksidan ve sitotoksik aktiviteleri ile fenolik bileşenlerinin incelenmesi
Ok Düker, Gülcan (Anadolu Üniversitesi, 2017)Bu çalışmada, Chenopodiaceae familyasına ait su ve etanol ile hazılarlanan Beta vulgaris L. (kırmızı pancar) ekstreleri ile farklı NaCl ve asetik asit oranları ile hazırlanan turşu örneklerinin spektrofotometrik olarak ... -
Cell viability, anti-proliferation and antioxidant activities of Sideritis syriaca, Tanacetum argenteum sub sp. argenteum and Achillea aleppica subsp. zederbaueri on human breast cancer cell line (MCF-7)
Yumrutas, O.; Öztuzcu, S.; Pehlivan, M.; Öztürk, Nilgün; Eröz Poyraz, İlham; Iğci, Y. Z.; Arslan, A. (Open Science Publishers LLP Inc., 2015)The breast cancer is one of the most common types of cancer. Many scientists have focused on the treatment of this disease for a long time by studying anti-cancer activities of plant extracts as well as synthetics. Lamiaceae ... -
Central Nervous System Activities of Hypericum origanifolium Extract via GABAergic and Opioidergic Mechanisms
Yaşar, Şahin Nuri; Can, Özgür Devrim; Öztürk, Nilgün; Sagratini, Gianni; Ricciutelli, Massimo; Vittori, Sauro; Maggi, Filippo (Wiley, 2013)Pharmacological effects of hydroalcoholic extract prepared from Hypericum origanifolium Willd. (Guttiferae) on behavioral parameters and pain perceptions of mice were investigated in this study. Depression, anxiety, ... -
Chemical and biological analysis of the by-product obtained by processing Gentiana lutea L. and other herbs during production of bitter liqueurs
Mustafa, Ahmed M.; Maggi, Filippo; Öztürk, Nilgün; Öztürk, Yusuf; Sagratini, Gianni; Torregiani, Elisabetta; Caprioli, Giovanni (Elsevier Science BV, 2016)The exploitation of plant by products is particularly important for the industries that produce bitter liqueurs, being the subsequent disposal very expensive. In fact, these wastes can be considered a good source of bioactive ... -
Comparative Studies on Phenolic Composition, Antioxidant, Wound Healing and Cytotoxic Activities of Selected Achillea L. Species Growing in Turkey
Ağar, Osman Tuncay; Dikmen, Miriş; Öztürk, Nilgün; Yılmaz, Mustafa Abdullah; Temel, Hamdi; Türkmenoğlu, Fatma Pınar (MDPI AG, 2015)Turkey is one of the most important centers of diversity for the genus Achillea L. in the world. Keeping in mind the immense medicinal importance of phenols, in this study, three species growing in Turkey, A. coarctata ... -
Comparative studies on Turkish and Indian Centella asiatica (L.) Urban (gotu kola) samples for their enzyme inhibitory and antioxidant effects and phytochemical characterization
Orhan, İlkay Erdoğan; Atasu, Erdem; Şenol, Fatma Sezer; Öztürk, Nilgün; Demirci, Betül; Daş, Kuntal; Şekeroğlu, Nazim (Elsevier Science BV, 2013)In this study, enzyme inhibitory and antioxidant activity of the ethanol extracts of Centella asiatica (L.) Urban from Turkey and India was examined and the results were compared to those of the standardized extract of the ...
