Browsing by Author "Sargın, İdris"
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Antitumor activity of chitosan from mayfly with comparison to commercially available low, medium and high molecular weight chitosans
Tan, Gamze; Kaya, Murat; Tevlek, Atakan; Sargın, İdris; Baran, Talat (Springer, 2018)Insects' cuticles have a potential to be evaluated as a chitin source. Especially adults of aquatic insects like mayflies (order Ephemeroptera) swarm in enormous numbers in artificially lit areas while mating in spring and ... -
Biological, mechanical, optical and physicochemical properties of natural chitin films obtained from the dorsal pronotum and the wing of cockroach
Kaya, Murat; Sargın, İdris; Sabeckis, Ignas; Noreikaite, Deimante; Erdönmez, Demet; Salaberria, Asier Martinez; Labidi, Jalel; Baublys, Vykintas; Tubelytė, Vaida (Elsevier Ltd., 2017)In previous studies, chitin-based films were produced from chitin nanofibers in dust form and fully characterized. However, chitin films naturally present.in many organisms have not been isolated and characterized. Herein, ... -
Changes in physicochemical properties of chitin at developmental stages (larvae, pupa and adult) of Vespa crabro (wasp)
Kaya, Murat; Sofi, Karwan; Sargın, İdris; Mujtaba, Muhammad (Elsevier Ltd., 2016)It is already known that chitin in a single organism can exhibit huge differences depending on the functions it serves in different body parts, but the alterations in the characteristics of chitin in course of developmental ... -
Characterisation of chitin in the cuticle of a velvet worm (Onychophora)
Greven, Hartmut; Kaya, Murat; Sargın, İdris; Baran, Talat; Kristensen, Reinhardt Mobjerg; Sorensen, Martin Vinther (Tubitak, 2019)We characterize the trunk cuticle of velvet worms of the Peripatoides novaezealandiae-group (Onychophora) using SEM, TEM, Fourier transform infrared spectroscopy (FT-IR), and thermogravimetric analysis (TGA). TEM and SEM ... -
Characteristics of corneal lens chitin in dragonfly compound eyes
Kaya, Murat; Sargın, İdris; Al-jaf, Ivan; Erdoğan, Sevil; Arslan, Gülşin (Elsevier Science Bv, 2016)Chitin in the compound eyes of arthropods serves as a part of the visual system. The quality of chitin in such highly specialised body parts deserves more detailed examination. Chitin in the corneal (ommatidial) lenses of ... -
Characterization of chitosan-Based films with different aniseed oil content
Akyüz Yılmaz, Bahar; Akyüz, Lalehan; Çakmak, Yavuz Selim; Karaman Erkul, Seher; Sargın, İdris; Koç, Behlül (Sivas Cumhuriyet Üniversites, 2018)This paper reports the findings of a study describing the production of chitosan-based edible films incorporated with different amount of Pimpinella anisum seed oil. The chitosan-aniseed oil (CAO) composite films (CS, ... -
Chitin extraction and characterization from Daphnia magna resting eggs
Kaya, Murat; Sargın, İdris; Tozak, Kabil Özcan; Baran, Talat; Erdoğan, Sevil; Sezen, Göksal (Elsevier Science Bv, 2013)New application areas for chitin and its derivatives have been extensively investigated and there is a solid, growing demand for new chitin sources. In this present study, chitin content of Daphnia magna resting egg (18-21%) ... -
Chitosan nanofiber production from Drosophila by electrospinning
Kaya, Murat; Akyüz, Bahar; Bulut, Esra; Sargın, İdris; Eroğlu, Fatma; Tan, Gamze (Elsevier Science Bv, 2016)Drosophila melanogaster is one of the important test organisms in genetics thanks to its fast growth rate in a culture. This study demonstrates that the fly D. melanogaster can also be exploited as a source for nanofiber ... -
Comparison of bovine serum albumin adsorption capacities of alpha-chitin isolated from an insect and beta-chitin from cuttlebone
Kaya, Murat; Sargın, İdris; Aylanç, Volkan; Tomruk, Muhammed Nebi; Gevrek, Seda; Karatoprak, Işıl; Çolak, Nazlıcan; Sak, Yaşar Gül; Bulut, Esra (Elsevier, 2016)Bovine serum albumin is the key protein in blood. Chitin is a widely used biocompatible polymer in bioengineering and it is mainly found as two allomorphs (alpha, beta). In this study the interactions of alpha-chitin (from ... -
Controlled release and anti-proliferative effect of imatinib mesylate loaded sporopollenin microcapsules extracted from pollens of Betula pendula
Sargın, İdris; Akyüz, Lalehan; Kaya, Murat; Tan, Gamze; Çeter, Talip; Yıldırım, Keyser; Ertosun, Şeymanur; Aydın, Gözde Hatun; Topal, Müge (Elsevier Science, 2017)Sporopollenin is a promising material for drug encapsulation due to its excellent properties; uniformity in size, non-toxicity, chemically and thermally resilient nature. Herein, morphologically intact sporopollenin ... -
Conversion of waste parasitic insect (Hylobius abietis L.) into antioxidative, antimicrobial and biodegradable films
Kaya, Murat; Sargın, İdris; Mulercikas, Povilas; Labidi, Jalel; Salaberria, Asier Martinez; Çakmak, Yavuz Selim; Kazlauskaite, Sonata; Erdönmez, Demet; Baublys, Vykintas (Tech Science Press, 2019)Hylobius abietis is a plant parasitic insect belonging to the order Coleoptera and which causes severe damages to coniferous forests in Northern and Eastern Europe. This current study is aimed to provide a new viewpoint ... -
Design and application of sporopollenin microcapsule supported palladium catalyst: Remarkably high turnover frequency and reusability in catalysis of biaryls
Baran, Talat; Sargın, İdris; Kaya, Murat; Menteş, Ayfer; Çeter, Talip (Academic Press, 2017)Bio-based catalyst support materials with high thermal and structural stability are desired for catalysts systems requiring harsh conditions. In this study, a thermally stable palladium catalyst (up to 440 C) was designed ... -
Detailed adsorption mechanism of plasmid DNA by newly isolated cellulose from waste flower spikes of Thypa latifolia using quantum chemical calculations
Mujtaba, Muhammad; Kaya, Murat; Akyüz, Lalehan; Erdönmez, Demet; Akyüz, Bahar; Sargın, İdris (Elsevıer Scıence Bv, 2017)Current study was designed to use the newly obtained cellulose from waste flower spikes of Thypa latifolia plant for plasmid DNA adsorption. Cellulose was isolated according to a previously described method including acid ... -
Determination of bovine serum albumin adsorption capacity of newly obtained cellulose extracted from glycyrrhiza glabra (Licorice)
Mujtaba, Muhammad; Sargın, İdris; Kaya, Murat (Wıley, 2018)Exploration of biodegradable and renewable composites ingredients is of great importance. Up to now, roots extract of Glycyrrhiza glabra has been used for different medicinal purposes but remaining cellulose-rich residues ... -
Differentiations of chitin content and surface morphologies of chitins extracted from male and female grasshopper species
Kaya, Murat; Lelesius, Evaldas; Nagrockaite, Radvile; Sargın, İdris; Arslan, Gülşin; Mol, Abbas; Baran, Talat; Can, Esra (Public Library Science, 2015)In this study, we used Fourier transform infrared spectroscopy (FT-IR), elemental analysis (EA), thermogravimetric analysis (TGA), X-ray diffractometry (XRD), and scanning electron microscopy (SEM) to investigate chitin ... -
DNA interaction, antitumor and antimicrobial activities of three-dimensional chitosan ring produced from the body segments of a diplopod
Kaya, Murat; Akyüz, Bahar; Bulut, Esra; Sargın, İdris; Tan, Gamze; Erdönmez, Demet; Maheta, Mansi; Satkauskas, Saulius (Elsevıer Scı Ltd, 2016)Commercially available chitins and the chitin isolated from mushrooms, insect cuticles, shells of shrimp, crab and crayfish reported in the literature are in forms of powder, flake or granule. Three-dimensional chitins ... -
Effect of different animal fat and plant oil additives on physicochemical, mechanical, antimicrobial and antioxidant properties of chitosan films
Akyüz, Lalehan; Kaya, Murat; İlk, Sedef; Çakmak, Yavuz Selim; Salaberria, Asier M.; Labidi, Jalel; Akyüz Yılmaz, Bahar; Sargın, İdris (Elsevier, 2018)Practical application of chitosan-essential oil blend films is limited due to the uneconomical extraction procedure of essential oils from plants. This study aimed to produce chitosan films blended with low cost and ... -
Effect of molecular weight of chitosan on the shelf life and other quality parameters of three different cultivars of Actinidia kolomikta (kiwifruit)
Drevinskas, Tomas; Naujokaityte, Gintare; Maruska, Audrius; Kaya, Murat; Sargın, İdris; Daubaras, Remigijus; Cesoniene, Laima (Elsevıer Scı Ltd, 2017)The kiwi fruit, Actinidia kolomikta, has valuable properties such as high antioxidant activity, high vitamin C, polyphenols, chlorophylls and organic acids content, but the species are hardly commercialized due to their ... -
Efficiency of chitosan-algal biomass composite microbeads at heavy metal removal
Sargın, İdris; Arslan, Gülşin; Kaya, Murat (Elsevier Science Bv, 2016)A new chitosan/algal (Cladophora sp.) composite microbead was produced and used in removal of heavy metal ions. Bleached algal biomass was incorporated into the chitosan matrix through cross-linking with glutaraldehyde. ... -
An environmental catalyst derived from biological waste materials for green synthesis of biaryls via Suzuki coupling reactions
Baran, Talat; Sargın, İdris; Kaya, Murat; Menteş, Ayfer (Elsevier Science Bv, 2016)Synthesis of bio-macromolecular supported catalysts has gained much recent attention due to their greener nature. Among the biopolymers, chitosan is widely used as a support material due to its high affinity for metal ions. ...
