Browsing by Author "Oral, Ayhan"
Now showing items 1-15 of 15
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Antibacterial and antibiofilm activities of sodium ibuprofen- and paracetamol-loaded nanofibers
Alkan, Gürkan; Ulusoy, Seyhan; Akgün, Mert; Oral, Ayhan (Society of Chemists and Technologists of Macedonia, 2023)Nanofibers loaded with pharmaceutical agents for various medical purposes have become more important in recent years because of their advantages, such as control on release, gas permeability, high surface area, and lightweight ... -
Corrosion mitigation performance of disodium EDTA functionalized chitosan biomacromolecule - Experimental and theoretical approach
Jessima, S. J. Hepziba Magie; Subhashini, S.; Berisha, Avni; Oral, Ayhan; Srikandan, Subramanian Sathy (Elsevier B.V., 2021)Disodium ethylenediaminetetraacetate salt is known for its excellent coordinating properties with the metal ions. The present study deals with the investigation of the prepared Disodium EDTA functionalized chitosan in ... -
Damar doku mühendisliği uygulamaları için kolajen/polimer/elastin matriksinin üretilmesi
Başaran, İhsan (Çanakkale Onsekiz Mart Üniversitesi, Lisansüstü Eğitim Enstitüsü, 2018)Bu tez çalışmasında, son yıllarda damar doku mühendisliği uygulamalarında kullanılan kolajen/elastin/poli (ε- kaprolakton) kovalent bağlı matriksi, literatürde bulunan geleneksel yöntemler (plazma muamelesi, aminoliz gibi ... -
Design of Poly(lactic) acid/gelatin core-shell bicomponent systems as a potential wound dressing material
Suner, Salih Can; Oral, Ayhan; Yıldırım, Yeliz (Elsevier Ltd, 2024)The electrospun core-shell nanofiber has great many advantages such as different types of solvents that can be used for changing flexibility, mechanical properties, or surface chemistry of fiber. Hydrophobic Poly(lactic) ... -
Development of melatonin-embedded PLGA-PEG6000 nanofiber biomaterial, and investigation of the effects on abdominal adhesion formation
Gökçe, Oruç Numan; Aykora, Damla; Danışman, Merve; Demir, Ufuk; Aydeğer, Cemre; Süner, Salih Can; Oral, Ayhan; Karaboğa, İhsan; Uzun, Metehan (SAGE Publications Ltd, 2024)Abdominal adhesions are still among the most common postsurgical peritoneal inflammation-related complications. Adhesion-related disorders are still highly costly and prevalent due to advances in surgical techniques, ... -
Diatomaceous Earth: Characterization, thermal modification, and application
Reka, Arianit A.; Pavlovski, Blagoj; Fazlija, Emira; Berisha, Avni; Pacarizi, Musaj; Daghmehchi, Maria; Oral, Ayhan (De Gruyter Open, 2021)The diatomaceous earth (DE), collected from the Mariovo region in North Macedonia, was characterized and thermally modified. The material represents a sedimentary rock of biogenic origin, soft solid that can be easily ... -
Doku mühendisliği uygulamaları için doğal antibakteriyel içeren biyopolimer iskele sistemlerin hazırlanması
Karacan Yeldir, Elif (Çanakkale Onsekiz Mart Üniversitesi, Lisansüstü Eğitim Enstitüsü, 2018)Bu tez çalışması kapsamında doku mühendisliği uygulamalarında kullanılmak üzere, doğal antibakteriyel maddeler içeren biyopolimer iskele sistemleri hazırlanmıştır. Doğal polimerlerden olan Kitosan'ın asidik ortamdaki ... -
Effects of types and concentrations of modified Cloisite Clays on properties of chitosan nanocomposites for food packaging
Caner, Cengiz; Rahvalı, Fatih; Yüceer, Muhammed; Oral, Ayhan (John Wiley and Sons Ltd, 2023)Biodegradable chitosan has excellent film-forming properties compared to other biodegradables but also some limitations, such as poor water barrier and low mechanical strength. Thus, in this research, the effects of various ... -
Environmentally-friendly preparation of chitosan microspheres and encapsulation studies of cinnamaldehyde: Тowards convenient sustained release system for cinnamaldehyde
Yeldir, Elif Karacan; Oral, Ayhan (Macedonian Journal of Chemistry and Chemical Engineering, 2021)Chitosan, a biodegradable and biocompatible polysaccharide, is a biopolymer with high potential for biomedical applications. In the scope of this study, chitosan microcapsules were prepared via a green method, without using ... -
First record of straight-needle pteropod Creseis acicula Rang, 1828 bloom in the Canakkale Strait (NE Aegean Sea, Turkey)
Tuncer, Sezginer; Öǧretmen, Nazik; Çakır, Fikret; Öztekin, Alkan; Oral, Ayhan; Suner, Salih Can (De Gruyter Open Ltd, 2021)Pteropods are marine pelagic calcifier mollusks sensitive to chemical changes in seawater due to their highly soluble aragonite shells. Increased acidity (reduced pH) of seawater causes difficulties in precipitating their ... -
Isolation, Chemical Composition, Physicochemical Properties, and Antibacterial Activity of Cupressus sempervirens L. Essential Oil
Argui, Hayfa; Youchret-Zalleza, Oumayma Ben; Suner, Salih Can; Periz, Çagdas Deniz; Türker, Gülen; Oral, Ayhan; Coskun, Yalçin (Taylor and Francis Ltd., 2021)This study was carried out to examine some of the biological activities and physicochemical properties of the Cupressus sempervirens L. essential oil (EO). C. sempervirens L. EO was isolated by hydrodistillation. GC-MS was ... -
Kekik Uçucu Yağı Bileşenlerinden Timol, Karvakrol ve Alfa-Terpinen’in Yabani Yulaf Üzerine Allelopatik Etkileri
Coşkun, Yalçın; Taş, İsmail; Oral, Ayhan; Tütenocaklı, Tülay; Türker, Gülen (Çanakkale Onsekiz Mart Üniversitesi, 2021-06-30)Yabancı otlar tarımsal üretimde ürün ve kalite kaybına neden olmaktadır. Yabancı ot kontrolü için kullanılan ilaçların çoğu sentetik kimyasallardan elde edilmektedir. Gelişen teknoloji, bitkiler için zararlı olan kimyasalların ... -
Preparation of cypress (Cupressus sempervirens L.) essential oil loaded poly(lactic acid) nanofibers
Argui, Hayfa; Suner, Salih Can; Periz, Çagdaş Deniz; Türker, Gülen; Oral, Ayhan; Coşkun, Yalçın; Said, Hechmi (De Gruyter Open Ltd, 2021)This study investigated the production of poly(lactic acid) (PLA) nanofibers containing cypress (CUP) essential oil (EO) via electrospinning. The nanofibers were produced from polymer solution prepared with different ... -
Synthesis And Characterization Of Novel 1,2,3-Triazole-Bridged Oxime Polyurethanes Obtained From An Isomannide Derivative
Bayrak, Fatih; Oral, Ayhan; Ay, Kadir (Macedonian Journal of Chemistry and Chemical Engineering, 2021)Polyurethanes (PUs) are synthesized by the reaction of diisocyanates and diols and are widely used in furniture foams, thermal insulation, coatings, and adhesives. In this work, a 1,2,3-triazole-bridged dioxime (compound ... -
Synthesis of 1,2,3-triazole group-containing isomannide-based aromatic new polyurethanes
Bayrak, Fatih; Ay, Emriye; Oral, Ayhan; Karayıldırım, Tamer (Springer Science and Business Media Deutschland GmbH, 2022)Ten new carbohydrate-based aromatic polyurethanes have been synthesized using isomannide and/or a new 1,2,3-triazole isomannide derivative, IV, as the diol source in the polymerization reactions. As the isocyanate source, ...
