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Anatoluin A and B isolated from medicinal Tricholoma anatolicum are new cytotoxic ergostanoids against the most common cancers
Kaplaner, Erhan; Öztürk, Mehmet; Duru, Mehmet Emin; Aydoğmuş Öztürk, Fatma (Taylor and Francis Ltd., 2022)Tricholoma anatolicum is an edible mushroom from the matsutake group growing under Cedar trees. Bioactivity-guided fractionation of Tricholoma anatolicum afforded two new (1 and 2), three known ergosterols (3–6), and four ... -
Antifungal activities of the leaves of three Pistacia species grown in Turkey
Kordali, Şaban; Çakır, Ahmet; Zengin, H.; Duru, Mehmet Emin (Elsevier Science Bv, 2003)The crude extracts obtained from the leaves of Pistacia vera, Pistacia terebinthus and Pistacia lentiscus were tested for antifungal activities against three pathogenic agricultural fungi, Phythium ultimum, Rhizoctania ... -
Antioxidant and anticholinesterase activities of five wild mushroom species with total bioactive contents
Tel, Gülsen; Öztürk, Mehmet; Duru, Mehmet Emin; Türkoğlu, Aziz (Taylor & Francis Ltd, 2015)Context: Recently, mushrooms are interesting natural products to be investigated due to exhibiting various bioactivities. Objective: This study determines the antioxidant and anticholinesterase activities of various extracts ... -
Antioxidant and Cholinesterase Inhibition Activities of Three Tricholoma Species with Total Phenolic and Flavonoid Contents: The Edible Mushrooms from Anatolia
Tel-Çayan, Gülsen; Apaydın, Müjde; Duru, Mehmet Emin; Öztürk, Mehmet (Springer, 2012)Tricholoma species, known as odorous mushrooms, are consumed in Anatolia as well as in the world. The antioxidant activity of extracts of Tricholoma fracticum, Tricholoma imbricatum and Tricholoma terreum was determined ... -
Antioxidant, anticholinesterase and antibacterial activities of Stachys guyoniana and Mentha aquatica
Ferhat, Maria; Erol, Ebru; Beladjila, Khadidja Aya; Çetintaş, Yunus; Duru, Mehmet Emin; Öztürk, Mehmet; Kabouche, Zahia (Taylor & Francis Ltd, 2017)Context: Stachys guyoniana Noe ex. Batt. and Mentha aquatica L. are two Algerian Lamiaceae used in folk medicine. Objective: To investigate their antioxidant, anticholinesterase and antibacterial activities. Material and ... -
Application of GC, GC-MSD, ICP-MS and Spectrophotometric Methods for the Determination of Chemical Composition and In Vitro Bioactivities of Chroogomphus rutilus: The Edible Mushroom Species
Çayan, Fatih; Tel-Çayan, Gülsen; Duru, Mehmet Emin; Öztürk, Mehmet; Türkoğlu, Aziz; Harmandar, Mansur (Springer, 2014)Chemical composition of Chroogomphus rutilus, the edible mushroom species, was analyzed by using gas chromatography (GC), gas chromatography mass spectrometry (GC-MSD) and inductively coupled plasma mass spectrometry ... -
Biologically active flavonoids from Dodonaea viscosa and their structure-activity relationships
Muhammad, Akhtar; Tel-Çayan, Gülsen; Öztürk, Mehmet; Nadeem, Said; Duru, Mehmet Emin; Anis, Itrat; Shah, Muhammad R. (Elsevier, 2015)Antioxidant and anticholinesterase activities of twelve flavonoids i.e. santin (1), penduletin (2), viscosine (3), 6,7-dimethylkaempferol (4), kaempferol-3- methylether (5), 3,4'-dimethoxy-5,7-dihydroxyflavone (6), ... -
Characterization of Turkish Astragalus honeys according to their phenolic profiles and biological activities with a chemometric approach
Küçükaydın, Selçuk; Tel-Çayan, Gülsen; Çayan, Fatih; Taş-Küçükaydın, Meltem; Eroğlu, Büşra; Duru, Mehmet Emin; Öztürk, Mehmet (Elsevier Ltd, 2023)The genus of Astragalus provides a significant source of pollen and nectar for honeybees. In this study, 37 Astragalus honey samples in 8 different regions from Turkey were investigated for the phenolic compositions and ... -
Characterization of Turkish pine honey according to their geographical origin based on physicochemical parameters and chemometrics
Uçurum, H. Özgül; Tepe, Şeref; Yeşil, Ersel; Güney, Fazıl; Karakuş, Sümeyye; Duru, M. Emin (Springer Science and Business Media Deutschland GmbH, 2023)This study was conducted to determine the characteristic properties of Turkish pine honey, which is an important honeydew honey. The geographical classification of the honey was determined by applying carbon isotope, ... -
Characterization of volatile compounds of Turkish pine honeys from different regions and classification with chemometric studies
Duru, Mehmet Emin; Taş, Meltem; Çayan, Fatih; Küçükaydın, Selçuk; Tel Çayan, Gülsen (Springer, 2021)Pine honey is highly appreciated by consumers because of its non-crystallization, appearance, color, taste, and unique aroma. The objective of this study was to investigate the volatile compounds of pine honeys from 23 ... -
Chemical characterization and antioxidant activity of Eryngium pseudothoriifolium and E. thorifolium essential oils
Tel-Çayan, Gülsen; Duru, Mehmet Emin (Marmara Univ, 2019)The chemical characterization and antioxidant activities of essential oils of Eryngium pseudothoriifolium Contandr. & Quezel and E. thorifolium Boiss., endemic plant species from Turkey, were investigated. The essential ... -
Chemical Composition and Androgenic Effect of Bee Drone Larvae (Apilarnil) for Goat Male Kids
Koşum, Nedim; Yücel, Banu; Kandemir, Çağrı; Taşkın, Turgay; Duru, Mehmet Emin; Küçükaydın, Selçuk; Margaoan, Rodica; Cornea-Cipcigan, Mihaiela (WILEY-V C H VERLAG GMBH, 2022)Present study aimed to establish the stimulatory effects of bee drone larvae (BDL) on the androgenic effects and growth performance of goat male kids (GMK). The effects of BDL on growth and testosterone hormone levels were ... -
Chemical composition of the essential oil and hexane extract of Salvia chionantha and their antioxidant and anticholinesterase activities
Tel, Gülsen; Öztürk, Mehmet; Mehmet, Emin Duru; Harmandar, Mansur; Topcu, Gulacti (Pergamon-Elsevier Science Ltd, 2010)The essential oil and methyl ester of hexane extract of Salvia chionantha Boiss. were analysed by GC and GC-MS. Totally, 54 components were detected in the essential oil and all of them were fully determined. Germacrene D ... -
Chemical composition, antioxidant, anticholinesterase and anti-urease activities of Sideritis pisidica Boiss. & Heldr. endemic to Turkey
Deveci, Ebru; Tel-Çayan, Gülsen; Yıldırım, Hasan; Duru, Mehmet Emin (Marmara Univ, Fac Pharmacy, 2017)The objective of this study was to investigate the chemical composition, antioxidant, anticholinesterase and anti-urease activities of essential oil, hexane, acetone and methanol extracts of Sideritis pisidica Boiss. & ... -
Chemical constituents and anticholinesterase activity of the essential oil of Algerian Elaeoselinum thapsioides (desf.) maire
Smaili, Tahar; Bendif, Hamdi; Öztürk, Mehmet; Duru, Mehmet Emin; Flamini, Guido; Maggi, Filippo (Taylor and Francis Ltd., 2020)Elaeoselinum thapsioides is an Algerian medicinal plant used in traditional medicine to treat different diseases. The essential oil obtained by hydrodistillation from the aerial parts of Elaeoselinum thapsioides (Desf.) ... -
Chemical constituents and their bioactivities from truffle Hysterangium inflatum
Taş, Meltem; Küçükaydın, Selçuk; Tel Çayan, Gülsen; Duru, Mehmet Emin; Öztürk, Mehmet; Türk, Mustafa (Springer, 2021)Hysterangium inflatum is a truffle that grows naturally in the roots of Eucalyptus sp. and is distributed along the Mediterranean and Aegean coasts. Chemical investigation of the H. inflatum enabled to isolate of a new ... -
Chemical constituents of Porodaedalea pini mushroom with cytotoxic, antioxidant and anticholinesterase activities
Deveci, Ebru; Tel-Çayan, Gülsen; Duru, Mehmet Emin; Öztürk, Mehmet (Springer, 2019)Chemical investigation of Porodaedalea pini led to the isolation of campesterol (1), ergosta-7,24(28)-dien-3 beta-ol (2), dioctyl phthalate (3), ergosterol peroxide (4), pinoresinol (5) and 4-(3,4-dihydroxyphenyl)but-3-en-2-one ... -
A chemometric study on phenolic profiles and biological properties of cotton honeys from Turkey
Çayan, Fatih; Tel-Çayan, Gülsen; Taş-Küçükaydın, Meltem; Küçükaydın, Selçuk; Korkmaz, Cansu; Duru, Mehmet Emin; Ceylan, Özgür (Springer Science and Business Media Deutschland GmbH, 2023)Honey, a nutritious and healthy product, has recently been the focus of research due to its characteristic chemical composition and a wide variety of biological properties. The current study aims to investigate the phenolic ... -
Citrus Honeys from Three Different Regions of Turkey: HPLC-DAD Profiling and in Vitro Enzyme Inhibition, Antioxidant, Anti-Inflammatory and Antimicrobial Properties with Chemometric Study
Tel-Çayan, Gülsen; Hazar Çiftçi, Begüm; Taş-Küçükaydın, Meltem; Temel, Yeşim; Küçükaydın, Selçuk; Duru, Mehmet Emin (John Wiley and Sons Inc, 2023)The objectives of the present study are to compare the phenolic profiles and biological activities of 15 citrus honey samples from three different locations in Turkey using a chemometric approach. The HPLC-DAD analysis was ... -
Composition of Essential Oils in Needles and Barks of Turkish Red Pine (Pinus brutia Ten.) Infested by Marchalina hellenica Genn.
Arslan Burak, Mustafa; Küçükaydın, Selçuk; Taş-Küçükaydın, Mustafa; Duru, Mehmet Emin; Şahin, Halil Turgut (ZAGREB UNIV., 2022)The scale insect Marchalina hellenica Genn. plays a key role in pine honey production and is hosted mainly by Turkish red pine (Pinus brutia Ten.). The needles of Turkish red pine are rich in essential oils. Moreover, ...