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Now showing items 1806-1825 of 2868
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N-O tethered carbenoid cyclopropanation facilitates the synthesis of a functionalized cyclopropyl-fused pyrrolidine
(2013)We report a facile approach to a cyclopropyl-fused pyrrolidine, which contains four stereogenic centers, by employing the N-O tethered carbenoid methodology. The synthesis was facilitated by the development of a direct ... -
N-vinylcaprolactam-based microgels: synthesis, characterization and drug release applications
(Springer Netherlands, 2016)In this study, N-vinylcaprolactam, metacrylic acid sodium salt and itaconic acid sodium salt-based copolymeric and terpolymeric microgels were synthesized by precipitation polymerization method with 2,2?-azobis(2-methylp ... -
Nadir bir akut karın nedeni: Jejunal divertikül perforasyonu
(Gazi Üniversitesi Tıp Fakültesi, 2018)Jejunal divertikülozis nadir görülen bir hastalıktır. Prevalansı yaşla doğru orantılı olarak artmakta, 6. ve 7. dekadlarda en üst düzeye ulaşmaktadır. Jejunal divertiküller genellikle asemptomatik seyirlidir ancak, ... -
Nakşbendî-Hâlidî Şeyhi Muhammed Ziyâeddîn Nurşînî'nin hayatı ve Mektûbâtı'ndaki tasavvufî görüşleri
(Hitit Üniversitesi Sosyal Bilimler Enstitüsü, 2018)19. asırdan itibaren Osmanlılar'da Doğu Anadolu'nun sûfî geleneğini belirleyen tarîkat Nakşbendî-Müceddidîliğin Hâlid el-Bağdâdî'ye (ö.1242/1827) nisbet edilen Hâlidîlik koludur. 1274-1342/1858-1924 yılları arasında yaşamış ... -
Nanofibers by electrospinning of nylon 6 doped with boron
(Hacettepe University, 2009)In this study, Nylon 6 was successfully cross-linked with boron using formic acid as solution. Electrospinning process was performed by putting hybrid nylon 6/boric acid solutions at different applied voltage in a range ... -
Nanosized Drug Carriers for Oral Delivery of Anticancer Compounds and the Importance of the Chromatographic Techniques
(Elsevier, 2017)Cancer is the primary leading cause of mortality in the world. The key of a successful cancer treatment depends on many important parameters, such as the application route, anticancer compound, and dosage form. Among the ... -
Nasal chondromesenchymal hamartoma, a rare pediatric tumor: Case report
(Turkish Journal of Pediatrics, 2016)Nasal chondromesenchymal hamartoma has characteristic clinicopathological features and it is accepted as the upper airway analogue of mesenchymal hamartoma of the chest wall. It is a rare lesion and only 31 cases have been ... -
Natural co-occurrence of aflatoxins and ochratoxin A in spices
(Elsevier, 2012)The present study aims to determine the co-occurrence of aflatoxins (AFs) and ochratoxin A (OTA) in spices marketed in Turkey. During the period from November 2010 to August 2011, 105 samples of spices were checked for ... -
Nazik olmayan bazı söz ve davranışlar karşısında Hz. Peygamber
(2010)İnsanlar bazen beşeriyetlerinin de bir gereği olarak hata eder, nazik olmayan davranışlarda bulunabilirler. Sünnet kültürünün korunması ve ileriki nesillere taşınmasında büyük hizmetler üstlenen sahâbe-i kiram da beşer ... -
Nâsıruddin el-Beyzâvî'nin kelâmî görüşleri ve Osmanlı kelâm geleneğindeki yeri
(Hitit Üniversitesi Sosyal Bilimler Enstitüsü, 2016)İslâmi ilim dallarının tamamına yakını ile ilgili birçok eser telif eden el-Beyzâvî güçlü bir ilmî şahsiyettir. Tefsir ve kelâm alanlarında verdiği eserler İslâm coğrafyasında çok etkili olmuş, yüzyıllarca kendinden söz ... -
Necrotic, apoptotic and autophagic cell fates triggered by nanoparticles
(Taylor and Francis Inc., 2019)Nanomaterials have gained a rapid increase in use in a variety of applications that pertain to many aspects of human life. The majority of these innovations are centered on medical applications and a range of industrial ... -
Negative effects of mobbing on work performance and efficiency of personnel working in public and private medical institutions, an applied Turkey example
(American-Eurasian Network for Scientific Information, 2014)The purpose of this study is to examine the negative effects of mobbing on work performance and efficiency, which is implemented on the personnel working in public and private medical institutions. A total of 2500 employees ... -
Negative life events have detrimental effects on in-vitro fertlization outcome
(Taylor and Francis Ltd, 2015)The aim of this study was to investigate the effect of negative life events on in-vitro-fertilization (IVF) outcome. Depression and negative life events were measured using Beck Depression Inventory (BDI) and List of Recent ... -
Neuroprotective effects of Quercetin on radiation-induced brain injury in rats
(Oxford University Press, 2018-04-24)Extensive research has been focused on radiation-induced brain injury. Animal and human studies have shown that flavonoids have remarkable toxicological profiles. This study aims to investigate the neuroprotective effects ... -
Neutrophil to lymphocyte ratio is predictor of atrial fibrillation recurrence after cardioversion with amiodarone
(SAGE Publications Inc., 2015)Background: In this study, our aim is to examine the role of the neutrophil to lymphocyte ratio (NLR) in the predictions of recurrence under long-term follow-up in patients whose sinus rhythms (SRs) were restored with ... -
A new adsorptive square-wave stripping voltammetric method for the trace analysis of germanium
(Hacettepe University, 2008)The adsorptive stripping voltammetric determination of trace amounts of germanium(IV) based on the adsorptive accumulation of the germanium(IV)-N-(2-hydroxyphenyl)-3-hydroxysalicylaldimine complex on the hanging mercury ... -
A new approach to automation of black tea fermentation process with electronic nose
(KoREMA, 2018)Manufacturing of black tea is a complex process consisting of plucking, withering, curling, fermenting, drying, determining of quality, and packaging stages. Nowadays, tea quality is determined by two methods. Either ... -
A new binder in production of water-resistant briquettes from bituminous coals: Co-polymer binder
(Taylor and Francis Inc., 2016)Briquetting could be a solution to economic and environmental problems regarding fine coals. However, briquettes that are formed using molasses disintegrate in water and create problems. Providing water resistance to ... -
New cutting method to aid performance of graft-to-graft aortic anastomosis
(Texas Heart Institute, 2015)In graft-replacement surgery of the ascending aorta and aortic arch, 2 separate grafts are frequently needed in order to construct a more physiologically configured aorta. We describe a new cutting method for accurate ... -
New diatom records for Turkish freshwater algal flora from Lakes Ladik (Samsun, Turkey) and Hazar (Elazığ, Turkey)
(Central Fisheries Research Inst, 2018-03)The majority of phycological studies in Turkey focus on seasonal changes of phytoplankton and phytobenthos in lentic and lotic systems, while very few studies related to counting diatoms in sediment cores obtained as a ...
