Browsing by Author "Yaylı, Nurettin"
Now showing items 1-20 of 62
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Altitude variation in the composition of essential oils, fatty acid methyl esters, and antimicrobial activities of two subspecies of primula vulgaris grown in Turkey
Yaylı, Nurettin; Tosun, Gonca; Yaylı, Büşra; Gündoǧan, Zeynep; Coşkunçelebi, Kamil; Karaoǧlu, Şengül Alpay (Natural Product Incorporation, 2016)In this study, the changes caused by variation of altitude to the essential oils (EOs), fatty acid methyl esters (FAMEs), and antimicrobial activities of Primula vulgaris Huds. subsp. vulgaris (Pvv) and P. vulgaris Huds. ... -
Antimicrobial activity and analyses of six Geranium L. species with headspace SPME and hydrodistillation
Renda, Gülin; Çelik, Gonca; Korkmaz, Büşra; Karaoğlu, Şengül Alpay; Yaylı, Nurettin (Taylor & Francis Ltd, 2016)A solid phase microextraction (SPME) method with gas chromatography-mass spectrometry (GC-MS) was used for analyses of the volatile compounds of six Geranium species; G. asphodeloides, G. psilostemon, G. purpureum, G. ... -
Antimicrobial activity and chemical composition of the essential oil from Campanula glomerata L. subsp. hispida (Witasek) Hayek
Sinek, Kadriye; İskender, Nagihan Yılmaz; Yaylı, Büşra; Karaoğlu, Şengül Alpay; Yaylı, Nurettin (RTEÜ, Fen - Edebiyat Fakültesi, Biyoloji Bölümü, 2012)The volatile components of the essential oil from Campanula glomerata L. subsp. hispida (Witasek) Hayek was analyzed by GC and GCMS. Forty-eight compounds representing 89.0 % of the total oil were characterized and the ... -
Antimicrobial activity and chemical composition of the essential oils of mosses (Hylocomium splendens (Hedw.) Schimp. and Leucodon sciuroides (Hedw.) Schwägr.) growing in Turkey
Cansu, Tayyibe Beyza; Yaylı, Büşra; Özdemir, Turan; Batan, Nevzat; Karaoǧlu, Şengül Alpay; Yaylı, Nurettin (TÜBİTAK, 2013)In the present work, the volatiles of mosses [Hylocomium splendens (Hedw.) Schimp. (Hylocomiaceae) and Leucodon sciuroides (Hedw.) Schwägr. (Leucodontaceae)] have been investigated by GC-FID and GC/MS. Fifty-eight compounds ... -
Antimicrobial activity and composition of rindera lanata (LAM.) bunge var. canescens (A.D.C.) Kosn. essential oil obtained by hydrodistillation and microwave assisted sistillation
The composition of essential oils of Rindera lanata (LAM). Bunge var. canescens (A.D.C) Kosn. obtained by hydro-distillation (HD) and microwave assisted distillation (MW) by GC, GC/MS. Thirty three and thirty nine compounds ... -
Antimicrobial activity and essential oil compositions of two Ranunculus species from Turkey: R. constantinopolitanus and R. arvensis
Terzioğlu, S.; Yaşar, Ahmet; Yaylı, Nuran; Yılmaz, Nagihan; Karaoğlu, Şengül Alpay; Yaylı, Nurettin (2008)The isolated essential oils of Ranunculus constantinopolitanus and Ranunculus arvensis were tested for antimicrobial activity against the bacteria E. coli, K. pneumoniae, P. aeruginosa, E. faecalis, S. aureus, B. cereus ... -
Antimicrobial activity and volatile constituents of omphalodes cappadocica (Willd.) DC.
İskender, Nagihan Yılmaz; Kahriman, Nuran; Yücel, Murat; Karaoğlu, Şengül Alpay; Terzioğlu, Salih; Yaylı, Nurettin (2011)The composition of the essential oil isolated by hydrodistillation from Omphalodes cappadocica (Willd.) DC. (Boraginaceae) collected from 'Of', a town in Trabzon, was determined by GC-FID and GC-MS. Sixty components were ... -
Antimicrobial activity and volatile constituents of the flower, leaf, and stem of Paeonia daurica grown in Turkey
Tosun, Gonca; Kahriman, Nuran; Güleçalbay, Canan; Karaoğlu, Şengül Alpay; Yaylı, Nurettin (TÜBİTAK, 2011)The volatile constituents of the essential oils from the flower, leaf, and stem of Paeonia daurica Andrews were analyzed by GC and GC-MS. A total of 74 compounds were identified, constituting over 95.0%, 80.8%, and 98.2% ... -
Antimicrobial and lipase inhibition of essential oil and solvent extracts of Cota tinctoria var. tinctoria and characterization of the essential oil
Erik, İshak; Bozdal, Gözde; Şener, Sıla Özlem; Korkmaz, Büşra; Karaoğlu, Şengül Alpay; Terzioğlu, Salih; Yaylı, Nurettin (TUBITAK, 2022)The essential oil (EO) of Cota tinctoria var. tinctoria was analyzed using GC-FID / MS. A total of 51 compounds were determined from this taxon, accounting for 99.79% in hydrodistillation. Monoterpenes were the primary ... -
Antimicrobial, cytotoxic, antiviral wffects, and apectroscopic characterization of metabolites produced by fusarium oxysporum YP9B
Kılıç, Gözde; Tosun, Gonca; Bozdeveci, Arif; Erik, İshak; Öztürk, Elif; Reis, Rengin; Sipahi, Hande; Cora, Merve; Karaoğlu, Şengül Alpay; Yaylı, Nurettin (ACG Publications, 2021)The goal of the work is to determine the bioactive pharmaceutical metabolites produced by the Fusarium oxysporum YP9B isolate. Ten new natural compounds were isolated from the ethyl acetate extract of the F. oxysporum YP9B ... -
Biological activity and phytochemical analysis of dicranum scoparium against the bacterial disease for honey bee
Karaoğlu, Şengül Alpay; Yaylı, Nurettin; Erik, İshak; Korkmaz, Büşra; Akpınar, Rahşan; Bozdeveci, Arif; Suyabatmaz, Şeyma; Batan, Nevzat; Yeşilyurt, Aydın; Kaya, Selma; Nisbet, Cevat; Güler, Ahmet (Wiley, 2022)Bacterial diseases, such as American Foulbrood (AFB) and European Foulbrood (EFB), are known to have catastrophic effects on honey bees (if left to spread, can wipe out entire colonies), leading to severe financial losses ... -
Biological activity, and volatile and phenolic compounds from five Lamiaceae species
Çelik, Gonca; Kılıç, Gözde; Kanbolat, Şeyda; Şener, Sıla Özlem; Karaköse, Mustafa; Yaylı, Nurettin; Karaoğlu, Şengül Alpay (Wiley, 2021)Lamiaceae, a family of flowering plants, have been historically used as culinary herbs, shrubs and medicinal plants. With this study, the volatile organic compounds (VOCs) of the five species of the Lamiaceae family (Thymus ... -
Biological evaluation and synthesis of new pyrimidine-2(1H)-ol/-thiol derivatives derived from chalcones using the solid phase microwave method
Fandakli, Seda; Kahriman, Nuran; Yücel, Tayyibe Beyza; Karaoğlu, Şengül Alpay; Yaylı, Nurettin (Scientific Technical Research Council Turkey-Tubitak, 2018)Twenty-five new hydroxy- and methoxy-substituted 4,6-diarylpyrimidin-2(1H)-ol (20-34) and 4,6-diarylpyrimidine-2(1H)-thiol derivatives (35-44) were synthesized from the reaction of the corresponding 1,3-diaryl-2-propene-1-one ... -
Chemical analysis and biological activity of the essential oils and extracts of two liverwort species growing in Turkey
Çelik, Gonca; Şahin, Hüseyin; Baltaş, Nimet; Batan, Nevzat; Karaoğlu, Şengül Alpay; Yaylı, Nurettin (University Belgrade, 2023)The aim of this study was to investigate the chemical composition of the essential oils (EOs) from two Diplophyllum species and to evaluate their bioactivity potential [antimicrobial, antioxidant, anti-urease, anti-xanthine ... -
Chemical composition and antimicrobial activities of the essential oil from the flowers of Delphinium formosum
The essential oil from the flowers of Delphinium formosum Boiss. et Huet. (Ranunculaceae) was obtained by hydrodistillation in a Clevenger-type apparatus and analyzed by GC-MS. 68 Components were identified in the oil. The ... -
Chemical composition and antimicrobial activities of the essential oils of Viburnum opulus, Viburnum lantana and Viburnum orientala
Yılmaz, Nagihan; Yaylı, Nuran; Mısır, Gülbin; Çoskunçelebi, Kamil; Karaoğlu, Şengül Alpay; Yaylı, Nurettin (2008)The composition of the essential oils obtained from the air-dried Viburnum opulus and Viburnum lantana were analyzed by GC-MS. 40 and 53 Components were identified in the essential oils and the main component of these ... -
Chemical composition and antimicrobial activity of essential oils from Centaurea appendicigera and Centaurea helenioides
Yaylı, Nurettin; Yaşar, Ahmet; Yaylı, Nuran; Albay, Canan; Aşamaz, Yaprak; Coşkunçelebi, Kamil; Karaoğlu, Şengül (Taylor & Francis LTD., 2009)The chemical components and antimicrobial activity of the essential oils from Centaurea appendicigera C. Koch and Centaurea helenioides Boiss, two different endemic members of the genus Centaurea L. (Asteraceae), were ... -
Chemical composition and antimicrobial activity of essential oils from tortella inclinata var. Densa, T. Tortusa and pleurochaete squarrosa
Tosun, Gonca; Yaylı, Büşra; Özdemir, Turan; Batan, Nevzat; Yaylı, Nurettin; Karaoğlu, Şengül Alpay (Chemical Publishing Co., 2014)Although some chemical compositional data are available about the extracts of Tortella tortusa and Pleurochaete squarrosa, there is no investigation about the compositions and antimicrobial activities of the volatiles from ... -
Chemical composition and antimicrobial activity of the essential oils from evernia prunastri (L.) ach. and evernia divaricata (L.) ach.
Kahriman, Nuran; Yazıcı, Kenan; Arslan, Tayfun; Aslan, Ali; Karaoğlu, Şengül Alpay; Yaylı, Nurettin (Chemical Publishing Co., 2011)In present studies, the chemical composition and antimicrobial activity of the essential oil of Evernia prunastri (L.) Ach. and Evernia divaricata (L.) Ach have been analyzed. The essential oils obtained by hydrodistillation ... -
Chemical composition and antimicrobial activity of the essential oils from the aerial parts of Astragalus hamzaoglui extracted by hydrodistillation and microwave distillation
İskender, Nagihan Yılmaz; Kahrıman, Nuran; Tosun, Gonca; Terzioğlu, Salih; Karaoğlu, Şengül Alpay; Yaylı, Nurettin (2013)The essential oils from the areal parts (flower, leaf and stem) of Astragalus hamzaoglui were isolated by hydrodistillation (HD) and a microwave distillation (MD) process. The composition of the volatiles was analysed by ...
