Fen Fakültesi: Recent submissions
Now showing items 41-60 of 236
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The preparation and characterization of poly(acrylamide) hydrogel embedded chitosan/polypyrrole nanoparticle for methyl orange removal
(Springer Science and Business Media Deutschland GmbH, 2023)The chitosan/polypyrrole (Ks/PPy) nanoparticle composite was synthesized using chitosan (Ks) and pyrrole (PPy) and embedded in a cross-linked poly(acrylamide) (PAAm) hydrogel polymer matrix. Poly(acrylamide) embedded ... -
Chitosan based hybrid hydrogels for drug delivery: Preparation, biodegradation, thermal, and mechanical properties
(John Wiley and Sons Ltd, 2023)In the present paper, biodegradable hybrid hydrogels were prepared by using chitosan as a natural polymer and polyurethane containing azomethine as a synthetic polymer for the drug delivery application for 5-fluorouracil. ... -
Voltammetric Determination of Favipiravir Used as an Antiviral Drug for the Treatment of Covid-19 at Pencil Graphite Electrode
(John Wiley and Sons Inc, 2023)This work describes the sensitive voltammetric determination of favipiravir (FAV) based on its reduction for the first time with a low-cost and disposable pencil graphite electrode (PGE). In addition, the determination of ... -
Fabricating a new immobilization matrix based on a conjugated polymer and application as a glucose biosensor
(John Wiley and Sons Inc, 2023)A new monomer named 4-(dihexylamino)9,12-di(thiophen-2-yl)-7H-benzo[de]benzo[4,5]imidazo[2,1-a]isoquinolin-7-one (ThBN) is synthesized and used as a potential glucose biosensor after electropolymerization of the ThBN on ... -
Associations Between Blood Levels of NLRP3 Inflammasome Components and Obsessive Compulsive Disorder
(Turkish Neuropsychiatric Society, 2023)Introduction: Even though the effect of inflammation on pathogenesis of obsessive compulsive disorder (OCD) is known, information regarding the underlying mechanisms are yet to be revealed. The NLRP3 inflammasome complex ... -
Phage-encoded carbohydrate-interacting proteins in the human gut
(Frontiers Media S.A., 2023)In the human gastrointestinal tract, the gut mucosa and the bacterial component of the microbiota interact and modulate each other to accomplish a variety of critical functions. These include digestion aid, maintenance of ... -
Antibacterial and antibiofilm activities of sodium ibuprofen- and paracetamol-loaded nanofibers
(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 ... -
The effects of Fennel (Foeniculum vulgare) Essential Oils on Growth Performance and Digestive Physiological Traits in Black Sea Salmon (Salmo labrax PALLAS 1814) Juveniles
(Ankara University, 2023)The present study was carried out in the freshwater recirculating aquaculture system to determine the effects of the fennel (Foeniculum vulgare) essential oil on Black Sea salmon (Salmo labrax). Fish were distributed ... -
Adsorption capacity of biocarbons from residue of supercritical extraction of raw plants
(De Gruyter Open Ltd, 2023)Bioadsorbents prepared by chemical activation (H3PO4) of the residue of supercritical extraction of green tea leaves and marigold flowers were characterized by elemental analysis, Boehm titration, adsorption/desorption ... -
Disposable and Sensitive Electrochemical Determination of Molnupiravir at a Pencil Graphite Electrode (PGE) by Differential Pulse Voltammetry (DPV)
(Taylor and Francis Ltd., 2023)This study describes the sensitive voltammetric determination of the COVID-19 drug, molnupiravir, at a pencil graphite electrode (PGE) which is easily available, inexpensive, disposable, and highly electrochemically active. ... -
Interactions of invasive pumpkinseed with a riverine endemic fish indicate trophic overlap but minimal consequences for somatic growth and condition
(EDP Sciences, 2023)The North American invasive fish pumpkinseed Lepomis gibbosus has been associated with some detrimental ecological consequences in some parts of its invasive range. Here, we tested the trophic interactions of pumpkinseed ... -
Synthesis of a cationic ruthenium(ii) complex and its non-enzymatic glucose-sensing properties
(Royal Society of Chemistry, 2023)The new cationic ruthenium(ii) complex (2) was synthesized via the reaction of N,N′-[1,1′-(pyridine-2,6-diyl)bis(ethan-1-yl-1-ylidene)]bis(2-ethyl-6-methylaniline) and [RuCl2(p-cymene)]2, and it was fully characterized ... -
Discovery of a new Hepatozoon species namely Hepatozoon viperoi sp. nov. in nose-horned vipers in Turkiye
(Nature Research, 2023)Although Hepatozoon spp. remains the most prevalent intracellular protozoa infecting snakes, it was reported only in a few snake species of the Colubridae family in Türkiye. Moreover, studies on these hemoparasites are not ... -
Negative Capacitance Behavior at Low Frequencies of Nitrogen-Doped Polyethylenimine-Functionalized Graphene Quantum Dots-Based Structure
(American Chemical Society, 2023)Graphene quantum dots (GQDs), zero-dimensional members of the carbon family, have exceptional mechanical, thermal, and electrical properties. Nevertheless, pure GQDs have many challenges in reaching their full potential ... -
Do primary and secondary host plants affect aphid- parasitoid interactions in fruit orchards?
(Cambridge University Press, 2023)The aim of this study was to investigate how the primary (PHP) and secondary host plants (SHP) in the fruit orchards affect the interactions of aphids and their parasitoids in northwest Turkey during spring and summer 2020 ... -
Low-pressure plasma treated polycarbonate and polymethyl methacrylate (PMMA) sheets with different surface patterns to change their surface properties
(Elsevier B.V., 2023)Low-pressure plasmas of carbon tetrafluoride (CF4), oxygen (O2), and air were used to treat the surfaces of polycarbonate (PC) and polymethyl methacrylate (PMMA) to achieve a variety of surface attributes, such as ... -
A Review on Phyto-Therapeutic Approaches in Alzheimer's Disease
(MDPI, 2023)Neurodegenerative diseases occur due to progressive and sometimes irreversible loss of function and death of nerve cells. A great deal of effort is being made to understand the pathogenesis of neurodegenerative diseases. ... -
Distance and Similarity Measures of Intuitionistic Fuzzy Parameterized Intuitionistic Fuzzy Soft Matrices and Their Applications to Data Classification in Supervised Learning
(MDPI, 2023)Intuitionistic fuzzy parameterized intuitionistic fuzzy soft matrices (ifpifs-matrices), proposed by Enginoğlu and Arslan in 2020, are worth utilizing in data classification in supervised learning due to coming into ... -
Biological Activities and Biochemical Composition of Endemic Achillea fraasii
(MDPI, 2023)In this study, we investigated the antimicrobial, antioxidant, and antibiofilm activities and the biochemical composition of Achillea fraasii. The antimicrobial activity of A. fraasii ethanol extract (AFEt) was tested ... -
Kinetics and Mechanism of In(III) Ions Electroreduction on Cyclically Renewable Liquid Silver Amalgam Film Electrode: Significance of the Active Complexes of In(III)-Acetazolamide
(MDPI, 2023)The results of kinetic measurements revealed an accelerating effect of acetazolamide (ACT) on the multistep In(III) ions electroreduction in chlorates(VII) on a novel, cyclically renewable liquid silver amalgam film electrode ...
