Kurum Yazarı "Özkay, Yusuf" Araştırma Çıktıları | TR-Dizin | WoS | Scopus | PubMed İçin Listeleme
-
İşitsel/Sözel Yaklaşımla Eğitim Gören İşitme Engelli Öğrencilerin Yazılı Anlatım Becerilerinin Değerlendirilmesi
Girgin, Ümit; Karasu, Halise Pelin (2007)Bu araştırmada; İşitme Engelli Çocuklar Eğitim Araştırma ve Uygulama Merkezi’nde (İÇEM) işitsel/sözel yaklaşımla eğitim gören ilköğretim 4., 5., 6., 7. ve 8. sınıf 40 işitme engelli öğrencinin yazılı anlatım beceri düzeyi ... -
Mutagenicity of Bisbenzimidazole Derivatives
Alanyalı, Susuz,Filiz; Arıcı, Merve; Artagan, Oge; Işıkdağ, İlhan; Özkay, Yusuf (Verlag Z Naturforsch, 2010)The mutagenicities of 2.2'-(di-3-hydroxyphenyl)-1H,1H'-[5,5']-bisbenzimidazole, 2,2'-(di-4-hydroxyphenyl)-1H,1H'-[5,5']-bisbenzimidazole, 2,2'-(di-3-methoxyphenyl)-1H,1H'-[5.5']-bisbenzimidazole, 2,2'-bis-(4-nitrophenyl) ... -
New 1,4-dihydro[1,8]naphthyridine derivatives as DNA gyrase inhibitors
Karaca Gencer, Hülya; Levent, Serkan; Çevik, Ulviye Acar; Özkay, Yusuf; Ilgın, Sinem (Pergamon-Elsevier Science LTD, 2017)Owing to the growing need for novel antibacterial agents, we synthesized a novel series of fluoroquinolones including 7-substituted-1-(2,4-difluoropheny1)-6-fluoro-4-oxo-1,4-dihydro[1,8]naphthyridine-3-carboxylic acid ... -
New Benzimidazole-1,2,4-Triazole Hybrid Compounds: Synthesis, Anticandidal Activity and Cytotoxicity Evaluation
Karaca Gencer, Hülya; Çevik, Ulviye Acar; Levent, Serkan; Sağlık, Begüm Nurpelin; Korkut, Büşra; Özkay, Yusuf; Öztürk, Yusuf (MDPI AG, 2017)Owing to the growing need for antifungal agents, we synthesized a new series 2-((5-(4-(5-substituted-1H-benzimidazol-2-yl)phenyl)-4-substituted-4H-1,2,4-triazol-3-yl)thio)-1-(substituted phenyl)ethan-1-one derivatives, ... -
Novel 1-(2-pyrimidin-2-yl)piperazine derivatives as selective monoamine oxidase (MAO)-A inhibitors
Kaya, Betül; Yurttaş, Leyla; Sağlık, Begüm Nurpelin; Levent, Serkan; Özkay, Yusuf; Kaplancıklı, Zafer Asım (Taylor & Francis LTD, 2017)In the present study, a new series of 2-[4-(pyrimidin-2-yl) piperazin-1-yl]-2-oxoethyl 4-substituted piperazine- 1-carbodithioate derivatives (2a-n) were synthesized and screened for their monoamine oxidase A and B inhibitory ... -
Novel imidazole derivatives as antifungal agents: Synthesis, biological evaluation, ADME prediction and molecular docking studies
Altındağ, Firuze Diyar; Sağlık, Begüm Nurpelin; Çevik, Ulviye Acar; Işıkdağ, İlhan; Özkay, Yusuf; Karaca Gencer, Hülya (Taylor & Francis LTD, 2019)A series of 2-(substituteddithiocarbamoyl)-N-[4-((1H-imidazol-1-yl)methyl)phenyl]acetamide derivatives was designed and synthesized to combat the increasing incidence of drug-resistant fungal infections. All synthesized ... -
Pharmacological and Toxicological Screening of Novel Benzimidazole-Morpholine Derivatives as Dual-Acting Inhibitors
Can, Nafiz Öncü; Çevik, Ulviye Acar; Sağlık, Begüm Nurpelin; Özkay, Yusuf; Atlı Eklioğlu, Özlem; Baysal, Merve; Can, Özgür Devrim (MDPI, 2017)The aim of this study was to investigate acetylcholinesterase (AChE), monoamine oxidase A (MAO-A), monoamine oxidase B (MAO-B), cyclooxygenase-1 (COX-1) and cyclooxygenase-2 (COX-2) enzyme inhibitory, and antimicrobial ... -
Synthesis and AChE Inhibitory Activity of Novel Thiazolylhydrazone Derivatives
Osmaniye, Derya; Sağlık, Begüm Nurpelin; Acar Çevik, Ulviye; Levent, Serkan; Kaya Çavuşoğlu, Betül; Özkay, Yusuf; Turan, Gülhan (MDPI, 2019)Alzheimer's disease (AD) is the most common of the degenerative brain diseases and is described together with the impairment of cognitive function. Patients with AD lose the capability to code new memories, and life ... -
Synthesis and AChE-Inhibitory Activity of New Benzimidazole Derivatives
Çevik, Ulviye Acar; Sağlık, Begüm Nurpelin; Levent, Serkan; Osmaniye, Derya; Kaya Çavuşoğlu, Betül; Özkay, Yusuf; Kaplancıklı, Zafer Asım (MDPI, 2019)Alzheimer's disease (AD), one of the main causes of aged dementia, is a progressive and degenerative neurological disorder characterized by loss of cognition and memory. Although the symptomatic treatment of AD, particularly ... -
Synthesis and analgesic effects of 2-(2-carboxyphenylsulfanyl)-N-(4-substitutedphenyl)acetamide derivatives
Özkay, Ümide Demir; Özkay, Yusuf; Can, Özgür Devrim (Springer Birkhauser, 2011)This present study was undertaken to synthesize and investigate possible analgesic activities of some 2-(2-carboxyphenylsulfanyl)-N-(4-substitutedphenyl)acetamide derivatives that were designed by combining an analgesic ... -
Synthesis and anticancer activity evaluation of N-[4-(2-methylthiazol-4-yl)phenyl]acetamide derivatives containing (benz)azole moiety
Yurttaş, Leyla; Özkay, Yusuf; Akalın-Çiftçi, Gülsen; Ulusoylar-Yıldırım, Şafak (Informa Healthcare, 2014)A new class of novel thiazole-(benz) azole derivatives was synthesized to investigate their anticancer activity. The structure of the compounds was confirmed by IR, H-1-NMR, and MS spectral data and elemental analyses. ... -
Synthesis and anticancer activity of some bisquinoxaline derivatives
Işıkdağ, İlhan; Özkay, Yusuf; İncesu, Zerrin (2011)Mevcut antikanser ajanlara karşı rezistans gelişimi, yeni antikanser ajanlar için bir araştırma alanı yaratmaktadır. Bununla birlikte, normal hücreler üzerinde etki göstermeden ya da en az etkiyle anormal hücrelerin ... -
Synthesis and anticancer activity of some bisquinoxaline derivatives [Bazi biskinoksalin türevlerinin sentezleri ve antikanser aktiviteleri]
Işıkdağ, İlhan; Özkay, Yusuf; Seller, Zerrin (2011)Resistance improvement against the existing anticancer agents creates a research area for new anticancer agents. Nevertheless, it is rather difficult to develop a new agent which can selectively inhibit the proliferation ... -
Synthesis and anticancer activity of some novel benzothiazole-thiazolidine derivatives
Osmaniye, Derya; Levent, Serkan; Ardıç, Cankiz Mina; Atlı Eklioğlu, Özlem; Özkay, Yusuf; Kaplancıklı, Zafer Asım (Taylor & Francis LTD, 2018)Sixteen new 2-(benzothiazol-2-ylthio)-N-(3-substituted-4-(3,4-substitutedphenyl)thiazol-2(3H)-ylidene)acetohydrazide derivatives (4a-4p) were synthesized. The structures of the synthesized compounds were elucidated using ... -
Synthesis and antimicrobial activity evaluation of new dithiocarbamate derivatives bearing thiazole/benzothiazole rings
Yurttaş, Leyla; Özkay, Yusuf; Duran, Murat; Turan, Gülhan; Özdemir, Ahmet; Cantürk, Zerrin; Kaplancıklı, Zafer Asım (Taylor & Francis LTD, 2016)The synthesis of 2-(substituted phenyl)-2-oxoethyl 4-(pyrimidin-2-yl)piperazin-1-carbodithiodate (A1-A24) derivatives and 2-(4-substituted thiazol-2-ylamino)-2-oxoethyl 4-(pyrimidin-2-yl)piperazin-1-carbodithiodate (B1-B14) ... -
Synthesis and antimicrobial activity of benzimidazole-based acetamide derivatives
Altıntop, Mehlika Dilek; Abu Mohsen, Usama; Özkay, Yusuf; Demirel, Rasime; Kaplancıklı, Zafer Asım (Turkish Pharmacists Association, 2015)In the current work, new benzimidazole-based acetamide derivatives (2a-u) were synthesized and screened for their in vitro antimicrobial activity. Among these derivatives, compounds 2b-2g were found to be the most promising ... -
Synthesis and antimicrobial activity of derivatives of 2-((4-morpholinophenyl)amino)-2-oxoethyl piperazine-1-carbodithioate
Süleymanov, T. A.; Özkay, Yusuf; Shukurov, C. Y. (Azerbaijan Medical University, 2015)Derivatives of piperazine-1-carboditioate with morpholineaniline were synthesized and their structures were identified by elemental analysis, IR-, NMR- and MS-spectroscopy. The antimicrobial activity of synthesized derivatives ... -
Synthesis and antimicrobial activity of some new hydrazone-bridged thiazole-pyrrole derivatives
Yurttaş, Leyla; Özkay, Yusuf; Kaplancıklı, Zafer Asım; Tunalı, Yağmur; Karaca Gencer, Hülya (Taylor & Francis LTD, 2013)In this work, we synthesized fourteen different compounds which contain hydrazone bridged thiazole and pyrrole rings. For this purpose, pyrrole-2-carboxaldehydes were reacted directly with thiosemicarbazide in ethanol and ... -
Synthesis and Antimicrobial Activity of Some Novel Benzimidazole Hydrazides
Özkay, Yusuf; Tunalı, Yağmur; Karaca, H.; Işıkdağ, İlhan (Asian Journal Of Chemistry, 2011)The present study was undertaken to synthesize some 4-(5,6-dichloro-1H-benzimidazole-2-yl)phenoxyacetic acid-4-substituted benzylidene hydrazide derivatives and investigate their possible antimicrobial activity. Chemical ...