Kurum Yazarı "Karaoğlu, Şengül Alpay" Fen Edebiyat Fakültesi İçin Listeleme
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Cyclization of some carbothioamide derivatives containing antipyrine and triazole moieties and investigation of their antimicrobial activities
Bayrak, Hacer; Demirbaş, Ahmet; Demirbas, Neslihan; Karaoğlu, Şengül Alpay (Elsevier, 2010)Acetohydrazide derivative containing both antipyrine and triazole nuclei (5) was obtained starting from ethyl hydrazinecarboxylate derivative (2) and 4-aminoantipyrine (1) by three steps. The treatment of compound 5 with ... -
Design and microwave-assisted synthesis of a novel Mannich base and conazole derivatives and their biological assessment
Cebeci, Yıldız Uygun; Karaoğlu, Şengül Alpay (Walter de Gruyter, 2021)4-Amino-5-methyl-2,4-dihydro-3H-1,2,4-triazol-3-one (1) was converted to the corresponding Schiff base (2) by treatment with salicylaldehyde. 1,2,4-Triazoles were then converted to the corresponding Mannich bases containing ... -
Design and synthesis of new 1,2,4-triazole deriaties containing morpholine moiety as antimicrobial agents
Şahin, Deniz; Bayrak, Hacer; Demirbaş, Ahmet; Demirbaş, Neslihan; Karaoğlu, Şengül Alpay (TÜBİTAK, 2012)2-Morpholine-4ylethyl-3H -1,2,4-triazole-3-ones (2a, 2b) were obtained from the condensation between the corresponding ethoxycarbonylhydrazones and 2-morpholinoethanamine. 2a was conerted to acetohydrazide (4) ia the ... -
Design and synthesis of some azole derivatives as potential antimicrobial agents
Şahin, Deniz; Bayrak, Hacer; Demirbaş, Ahmet; Demirbaş, Neslihan; Karaoğlu, Şengül Alpay (Birkhauser Boston, 2012)Syntheses of 1,2,4-triazol-3-ones, 4a, 4b, and 5 were performed starting from ester ethoxycarbonylhyd-razones (1a, 1b) that were reported earlier. The treatment of triazole derivatives, 4a, 4b, and 5 with several sulfonyl ... -
Design, synthesis and antimicrobial activities of some azole derivatives
Başoğlu, Serap; Yolal, Meltem; Demirci, Serpil; Demirbaş, Neslihan; Bektaş, Hakan; Karaoğlu, Şengül Alpay (2013)Three new 1,3,4-oxadiazole, 1,3-thiazolidine and 1,2,4-triazole derivatives were obtained starting from furan-2-carbohydrazide. Then, 1,2,4-triazole compound was converted to the corresponding Mannich bases using several ... -
Design, synthesis and molecular modeling studies on novel moxifloxacin derivatives as potential antibacterial and antituberculosis agents
Türe, Aslı; Kulabaş, Necla; Dingiş, Serap İpek; Birgül, Kaan; Bozdeveci, Arif; Karaoğlu, Şengül Alpay; Krishna, Vagolu Siva; Sriram, Dharmarajan; Küçükgüzel, İlkay (Academic Press Inc Elsevier Science, 2019)Twenty-one novel alkyl/acyl/sulfonyl substituted fluoroquinolone derivatives were designed, synthesized and evaluated for their anti-tuberculosis and antibacterial activity. the targeted compounds were synthesized by the ... -
Determination of biocontrol properties of two local trichoderma isolates
Bozdeveci, Arif; Karaoğlu, Şengül Alpay (Springer, 2023)Many plant pathogens, especially Rhizoctonia solani, Pythium spp. and Alternaria spp. can seriously affect seedling growth and crop production. Trichoderma is recognized as a suitable biological plant protection product ... -
Determination of bioremediation potentials and plant growth-promoting properties of bacillus species isolated from the rhizosphere of dactylorhiza urvilleana
Üreyen Esertaş, Ülkü Zeynep; Bozdeveci, Arif; Uzunalioğlu, Emel; Karaoğlu, Şengül Alpay (Namik Kemal University - Agricultural Faculty, 2023)Industrial activities have been one of the biggest factors of environmental destruction by affecting natural resources for decades. Heavy metals, which are one of the greatest dangers especially for the biosphere, can be ... -
Determination of bioremediation properties of soil-borne Bacillus sp. 5O5Y11 and its effect on the development of Zea mays in the presence of copper
Esertaş, Ülkü Zeynep Üreyen; Uzunalioğlu, Emel; Güzer, Şule; Bozdeveci, Arif; Karaoğlu, Şengül Alpay (Springer, 2020)Today, industrial activities lead to the accumulation of heavy metals in the soil, water, and air due to mine deposits and operations, fertilizers, and drugs used in agriculture, and urban wastes. Using microorganism ... -
Determination of phenolic contents by HPLC, and antioxidant, antimicrobial, antityrosinase, and anticholinesterase activities of psephellus huber-morathii
Korkmaz, Nuriye; Şener, Sıla Özlem; Baltürk, Nuray; Kanbolat, Şeyda; Badem, Merve; Aliyazıcıoğlu, Rezzan; Özgen, Ufuk; Kandemir, Ali; Karaoğlu, Şengül Alpay (Sciencedomain Int, 2019)The goal of our study was to examine of antioxidant, antimicrobial, anticholinesterase activities, and phenolic composition of Psephellus huber-morathii. the antioxidant activities of extracts have been assessed by Ferric ... -
Determination of plant growth promoting properties and bioremediation potentials of Bacillus mycoides Flugge and B. thuringiensis Berliner
Üreyen Esertaş, Ülkü Zeynep; Bozdeveci, Arif; Uzunalioğlu, Emel; Karaoğlu, Şengül Alpay (Trakya University, 2024)Industrial activities destroying natural resources for decades have been one of the most significant factors in environmental destruction. As a result of industrialization, environmental pollutants became one of the biggest ... -
DNA binding, antioxidant and antimicrobial activities of homo- and heteronuclear copper(II) and nickel(II) complexes with new oxime-type ligands
Çolak, Ahmet; Terzi, Ülkü; Çöl, Melek; Karaoğlu, Şengül Alpay; Karaböcek, Serdar; Küçükdumlu, Aslıgül; Ayaz, Faik Ahmet (Elsevier, 2010)Some homo- and heteronuclear Cu(II) and Ni(II) complexes of new oxime-type ligands were tested against several pathogenic microorganisms to assess their antimicrobial potentials. The antimicrobial activities of complexes ... -
Do different substrates affect antioxidant properties and antimicrobial activity of Pleurotus ostreatus?
The aim of this study is to determine the effect of growing substrates on the antioxidant properties and antimicrobial activities of Pleurotus ostreatus (Jacq.) P. Kumm. In the study, growing substrates were prepared ... -
Ecofriendly solventless synthesis and reduction reaction of some triazole compounds and evaluation of their antimicrobial activity
Özil, Musa; Menteşe, Emre; Karaoğlu, Şengül Alpay; Kahveci, Bahittin (Taylor & Francis Inc, 2013)A number of triazole-3-one compounds have been synthesized, and reduction of the carbonyl group in the molecule has been carried out to give a corresponding hydroxyl group that possesses asymmetric carbon atom in good ... -
The effect of disinfection methods on C. albicans in three types of denture base materials
Akyıldız, Gülşah; Duymuş, Zeynep Yeşil; Karaoğlu, Şengül Alpay; Bozdeveci, Arif (Revista Chimie SRL., 2023)This study aimed to evaluate the efficacy of disinfectant solutions on Candida albicans (C. albicans) for different types of denture materials. A total of 144 specimens (10x10x2 mm) were obtained from three different ... -
An efficient microwave-assisted synthesis of novel quinolone-triazole and conazole-triazole hybrid derivatives as antimicrobial and anticancer agents
Cebeci, Yıldız Uygun; Ceylan, Şule; Karaoğlu, Şengül Alpay; Altun, Muhammed (Wiley, 2022)1,2,4-Triazole-fluoroquinolone and 1,2,4-triazole-conazole hybrids are designed, synthesized, and investigated in vitro against a variety of common diseases. The structure of the newly synthesized compounds are characterized ... -
Essential oil analysis and antimicrobial activity of neckera complanata (Hedw.) huebener and neckera crispa Hedw. (Neckeraceae) grown in Turkey
Cansu, Tayyibe Beyza; Özdemir, Turan; Batan, Nevzat; Yaylı, Büşra; Karaoğlu, Şengül Alpay; Yaylı, Nurettin (Chemical Publishing Co., 2014)In this work, the essential oils obtained by hydrodistillation from Neckera complanata (Hedw.) Huebener and Neckera crispa Hedw (Neckeraceae) were analyzed by GC-FID and GC-MS. Twenty-one compounds in the oil of N. complanata, ... -
Evaluation of antioxidant, antimicrobial, antityrosinase and cytotoxic potentials of isatis cappadocica subsp. alyssifoli as a potent pharmaceutical resource
Güner, Meltem; Kalaycıoğlu, Atila Taner; Kanbolat, Şeyda; Korkmaz, Nuriye; Aliyazıcıoğlu, Rezzan; Abudayyak, Mahmoud; Kandemir, Ali; Karaoğlu, Şengül Alpay; Özgen, Ufuk (Sciencedomain Int, 2019)Isatis species, which are endemic across most of Turkey, exhibit antibacterial, anticancer and antiviral effects. the aim of this study was to determine of antioxidant, antimicrobial, tyrosinase inhibitor, cytotoxic ... -
Evaluation of stabilized chlorine dioxide in terms of antimicrobial activity and dentin bond strength
Kalay, tuğba Serin; Kara, Yakup; Karaoğlu, Şengül Alpay; Kolaylı, Sevgi (Bentham Science Publications, 2022)Background: Antimicrobial agents are recommended for disinfection of the cavity following mechanical dental caries removal prior to application of restorative material. There is limited information about stabilized Chlorine ... -
An evaluation of the chemical composition and biological properties of Anatolian Royal Jelly, drone brood and queen bee larvae
Sönmez, Emine; Kekeçoğlu, Meral; Şahin, Hüseyin; Bozdeveci, Arif; Karaoğlu, Şengül Alpay (Springer, 2023)Therapeutic properties of products such as propolis, pollen and bee venom have been investigated before, but studies about the biological properties of drone brood (DBL) and queen bee larvae (QBL) are very limited. In ...