Yazar "0000-0001-7252-4880" için Kimya Bölümü Koleksiyonu listeleme
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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, 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 ... -
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 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 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 ... -
Compounds from Sedum caeruleum with antioxidant, anticholinesterase, and antibacterial activities
Bensouici, Chawki; Kabouche, Ahmed; Karioti, Anastasia; Öztürk, Mehmet; Duru, Mehmet Emin; Bilia, Anna Rita; Kabouche, Zahia (Taylor & Francis Ltd, 2016)Context: This is the first study on the phytochemistry, antioxidant, anticholinesterase, and antibacterial activities of Sedum caeruleum L. (Crassulaceae).Objective: The objective of this study is to isolate the secondary ... -
The constituents of essential oil and in vitro antimicrobial activity of Micromeria cilicica from Turkey
Duru, Mehmet Emin; Öztürk, Mehmet; Uğur, Aysel; Ceylan, Özgür (Elsevier Ireland Ltd, 2004)The chemical composition of the essential oil of Micromeria cilicica (Labiatae) that has been used in folk medicine were analysed by GC, GC-MS, H-1 NMR and C-13 NMR. The totals of 34 components in hydrodistillation, 30 ... -
Evaluation of Enzyme Inhibition and Anti-Quorum Sensing Potentials of Melaleuca alternifolia and Citrus sinensis Essential Oils
Ngenge, Tamfu Alfred; Küçükaydın, Selçuk; Özgür, Ceylan; Duru, Mehmet Emin (SAGE PUBLICATIONS, 2021)In this study, Melaleuca alternifolia (Maiden and Betche) Cheel (tea tree) oil and C. sinensis (L.) Osbeck (orange) oil was procured, and their chemical compositions were characterized by gas chromatography coupled with ... -
HPLC-DAD Analysis and Versatile Bioactivities of Turkish Sunflower Honeys Using Chemometric Approaches
Duru, Mehmet Emin; Eroğlu, Büşra; Tel-Çayan, Gülsen; Taş-Küçükaydın, Meltem; Küçükaydın, Selçuk; Çayan, Fatih; Ceylan, Özgür (John Wiley and Sons Inc, 2023)Sunflower honey (SH) is bright yellow, fragrant, pollen-flavoured, slightly herbaceous and has a unique taste. The present research aims to examine the enzyme inhibitory, antioxidant, anti-inflammatory, antimicrobial and ... -
Minerals and metals in mushroom species in Anatolia
Tel, Gülsen; Çavdar, Hamide; Deveci, Ebru; Öztürk, Mehmet; Duru, Mehmet E.; Türkoğlu, Aziz (Taylor & Francis Ltd, 2014)Mineral and metal contents of 24 wild mushroom species collected from Anatolia were analysed by inductively coupled plasma optical emission spectrometry. Eight minerals (Na, Mg, Ca, Mn, Fe, Zn, P and K) and six metals (Cr, ... -
Phytochemical contents, antioxidant effects, and inhibitory activities of key enzymes associated with Alzheimer's disease, ulcer, and skin disorders of Sideritis albiflora and Sideritis leptoclada
Deveci, Ebru; Tel-Çayan, Gülsen; Duru, Mehmet Emin; Öztürk, Mehmet (Wiley, 2019)In this study, urease, tyrosinase, cholinesterase inhibitory, and antioxidant activities of various extracts of Sideritis albiflora and Sideritis leptoclada were determined together with the phytochemical contents. In ... -
Phytochemicals from Dodonaea viscosa and their antioxidant and anticholinesterase activities with structure-activity relationships
Muhammad, Akhtar; Tel-Çayan, Gülsen; Öztürk, Mehmet; Duru, Mehmet Emin; Nadeem, Said; Anis, Itrat; Shah, Muhammad Raza (Taylor & Francis Ltd, 2016)ContextDodonaea viscosa (L.) Jacq (Sapindaceae) has been used in traditional medicine as antimalarial, antidiabetic and antibacterial agent, but further investigations are needed.Objective This study determines the antioxidant ... -
Volatile compound profile and essential oil composition of three wild Algerian aromatic plants with their antioxidant and antibiofilm activities
Djebili, Samah; Taş, Meltem; Bouguerra, Ali; Küçükaydın, Selçuk; Ceylan, Özgür; Duru, Mehmet Emin; Barkat, Malika (SPRINGER, 2021)Aromatic plants represent a natural source of bioactive compounds. Even their essential oils attracted the interesting of many researchers for their biological activities. Therefore, the aims of this work were to analyze ...