Güncel Gönderiler: Fen Fakültesi
Toplam kayıt 1146, listelenen: 21-40
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A new species of Saxifraga (Saxifragaceae) from northeastern Anatolia, Turkey
(Magnolia Press, 2023)Saxifraga kavrunensis, a new species endemic to Turkey, is described and illustrated. Samples from its natural population were collected from the Kaçkar Mountains in Rize Province. Although it has similar features to S. ... -
Bioactive molecules from Algerian propolis with therapeutic potential against the oral pathogen Enterococcus faecalis and Chromobacterium violaceum CV026
(SciCell s.r.o., 2023)This research aims to analyse the richness of propolis ethanolic extract from Kherrata (EEPKh) in phenolic and flavonoid compounds and its antioxidant effects using different methods. Further investigations were conducted ... -
Improved photoluminescence properties of one-dimensional (1D) composite fibers of Ho@PVP and Yb@PVP prepared by electrospinning
(PERGAMON-ELSEVIER SCIENCE LTD, 2023)Two new Holmium3+ and Ytterbium3+ compounds, {Ho(4cba)3(phen)(H2O)} (1) and {Yb(4cba)3(phen)} (2) (4cba = 4-Cyanobenzoic acid, phen = 1,10-Phenanthroline) were synthesized. These compounds were then incorporated into a ... -
Fabrication of metal-organic framework based electrochemical Leishmania immunosensor
(ELSEVIER, 2023)Leishmaniasis is a disease with a high impact on public health in many countries. In this study, an electro-chemical immunosensor for Leishmania major surface protease (Gp63) antibody detection was developed using copper ... -
A potential posttranscriptional regulator for p60-katanin: miR-124-3p
(John Wiley and Sons Inc, 2023)Katanin is a microtubule severing protein belonging to the ATPase family and consists of two subunits; p60-katanin synthesized by the KATNA1 gene and p80-katanin synthesized by the KATNB1 gene. Microtubule severing is one ... -
Synthesis, spectroscopic characterization, crystal structure and biological properties of novel co-crystal copper(II) complex containing dioxime ligand
(Elsevier B.V., 2023)The title compound, co-crystal [(aqua) (1E,1′E,2E,2′E)-2,2′-(propane-1,3-diylbis(azaneylylidene)) bis(2-phenylacetaldehyde)dioximato] copper(II)chlorate, [Cu(HL1)ClO4]3, was synthesized from 1,3-diaminopropane and ... -
Synthesis, Crystal Structure, Hirshfeld Surface Analysis, DNA/BSA Interaction and Molecular Docking Studies of 2-(6-(4-chlorophenyl)-1,2,4-triazin-3-yl)quinoline
(Elsevier B.V., 2023)We reported herein a new 1,2,4-triazine derivative, 2-(6-(4-chlorophenyl)-1,2,4-triazin-3-yl)quinoline, synthesized by cyclization of p‑chloro isonitrosophenylhydrazine with 2-quinolinecarboxaldehyde. Its structure was ... -
Towards solving linear fractional differential equations with Hermite operational matrix
(TBILISI CENTRE MATH SCI, 2023)This paper presents the derivation of a new operational matrix of Caputo fractional derivatives through Hermite polynomials with Tau method to solve a set of fractional differential equations (FDEs). The proposed algorithm ... -
A Numerical Scheme for Time-Fractional Fourth-Order Reaction-Diffusion Model
(CZESTOCHOWA UNIV TECHNOLOGY, INST MATHEMATICS, 2023)In fractional calculus, the fractional differential equation is physically and theoretically important. In this article an efficient numerical process has been developed. Numerical solutions of the time fractional fourth ... -
Electrospun modified PAN-porphyrin nanofiber electrode for caffeine detection
(Elsevier Ltd, 2023)In this work, caffeine sensitive electrospun polyacrylonitrile-(5,10,15,20-tetra(4-tert butylphenyl)-porphyrin)/carbon felt electrode (PAN-Por/CFE) nanofiber (NF) electrochemical sensor was fabricated. In this manner, this ... -
Determination of Exogenous Adrenaline Levels in Patients Undergoing Cardiopulmonary Resuscitation
(American Chemical Society, 2023)Core-shell quantum dot ZnS/CdSe screen-printed electrodes were used to electrochemically measure human blood plasma levels of exogenous adrenaline administered to cardiac arrest patients. The electrochemical behavior of ... -
Adjuvant composite cold atmospheric plasma therapy increases antitumoral effect of doxorubicin hydrochloride
(PMC, 2023)Introduction: Cancer is a global health concern, with a significant impact on mortality rates. Despite advancements in targeted antitumor drugs, the development of new therapies remains challenging due to high costs and ... -
Using machine learning algorithms to identify predictors of social vulnerability in the event of a hazard: Istanbul case study
(COPERNICUS GESELLSCHAFT MBH, 2023)What extent an individual or group will be affected by the damage of a hazard depends not just on their exposure to the event but on their social vulnerability - that is, how well they are able to anticipate, cope with, ... -
Modeling of Tunnel Boring Machine Performance Employing Random Forest Algorithm
(Springer Science and Business Media Deutschland GmbH, 2023)Prediction of tunnel boring machine (TBM) performance is still a challenging research subject in engineering geology, geotechnical engineering, and tunnel engineering communities. The longest railway tunnel with approximately ... -
Investigation of Pomegranate ( Punica granatum L.) Flowers' Antioxidant Properties and Antibacterial Activities against Different Staphylococcus Species Associated with Bovine Mastitis
(MDPI, 2023)Mastitis is one of the most considerable and costly diseases for dairy herds, and Staphylococcus spp. is known to be the main causative agent. Although antibiotics are widely used in the treatment of mastitis, this can ... -
Right-censored partially linear regression model with error in variables: application with carotid endarterectomy dataset
(WALTER DE GRUYTER GMBH, 2023)This paper considers a partially linear regression model relating a right-censored response variable to predictors and an extra covariate with measured error. The main problem here is that censorship and measurement error ... -
HPLC-DAD Analysis and Versatile Bioactivities of Turkish Sunflower Honeys Using Chemometric Approaches
(John Wiley and Sons Inc, 2023)Sunflower honey (SH) is bright yellow, fragrant, pollen-flavoured, slightly herbaceous and has a unique taste. The present research aims to examine the enzyme inhibitory, antioxidant, anti-inflammatory, antimicrobial and ... -
A comparative study of magnetic, and magnetocaloric properties of different transition metal-doped La0.67Sr0.33AO3 (A: Mn, Co, Cr, and Fe) samples
(Springer, 2023)In the present work, structural, magnetic, and magnetocaloric properties of La0.67Sr0.33AO3 (A: Mn, Co, Cr and Fe) samples were examined. XRD analyses revealed that all samples produced by the sol–gel method and subjected ... -
Host-Induced Gene Silencing: Approaches in Plant Disease Management
(Springer International Publishing, 2023)Crops exposed to the damage of various biotic and abiotic sources result in reduced yields and cause economic losses. There are prominent strategies such as breeding for improved resistance, the application of pesticides, ... -
Novel Graph Neighborhoods Emerging from Ideals
(MDPI, 2023)Rough set theory is a mathematical approach that deals with the problems of uncertainty and ambiguity in knowledge. Neighborhood systems are the most effective instruments for researching rough set theory in general. ...
