Erişim şekli için "info:eu-repo/semantics/closedAccess" Ula Ali Koçman Meslek Yüksekokulu listeleme
Toplam kayıt 26, listelenen: 1-20
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Antibiofilm, antiquorum sensing and antioxidant activity of secondary metabolites from seeds of Annona senegalensis, Persoon
(Academic Press Ltd- Elsevier Science Ltd, 2020)The increasing resistance of bacteria to antibiotics has motivated the interest in potent natural compounds capable of disrupting bacterial cell-to-cell communication. Column chromatography of seed extract of Annona ... -
Antioxidant and Anti-quorum Sensing Potential of Acer monspessulanum subsp monspessulanum Extracts
(Georg Thieme Verlag Kg, 2016)In this study, anti-quorum sensing, and antioxidant activities, and chemical composition of Acer monspessulanum subsp. monspessulanum extracts were evaluated. Determination of the antioxidant activity was revealed by DPPH ... -
Assessment of the antibiofilm and antiquorum sensing activities of Eucalyptus globulus essential oil and its main component 1,8-cineole against methicillin-resistant Staphylococcus aureus strains
(Academic Press Ltd- Elsevier Science Ltd, 2018)Antibacterial resistance is an increasingly serious threat to global public health. The search for new anti-infection agents from natural resources, with different mode of actions and competitive effects became a necessity. ... -
Assessment of the Enrichment of Heavy Metals in Coal and Its Combustion Residues
(AMER CHEMICAL SOC, 2022)Coal-fired thermal power plants remain one of the main sources of electricity generation in Turkey. Combustion of coal creates coal ash and slag, which are often stored in landfills located near residential and agricultural ... -
Chemical composition and anti-biofilm activity of Thymus sipyleus BOISS. subsp sipyleus BOISS. var. davisianus RONNIGER essential oil
(Pharmaceutical Soc Korea, 2015)In this study, antimicrobial and antibiofilm activities and the chemical composition of Thymus sipyleus BOISS. subsp. sipyleus BOISS. var. davisianus RONNIGER essential oil was evaluated. The essential oil was obtained by ... -
Chemical modification of silica gel with synthesized Schiff base hydrazone derivative and application for preconcentration and separation of U(VI) ions from aqueous solutions
(Springer, 2014)Schiff base hydrazone derivative (HL) sorbent was synthesized according to the literature to be used in the adsorption and preconcentration of U(VI) ions from aqueous solution and it was exposed to immobilization, and new ... -
A Comparative fatty acid compositional analysis of different wild species of mushrooms from Turkey
(United Arab Emirates Univ, 2015)Mushrooms have been recognized as important food items due to their high nutritional and medicinal value. The present work quantifies and compares the fatty acids composition among eleven mushroom species (Auricularia ... -
A comparison of genetic variations among native and some local chicken populations in Turkey
(Agricultural Research Communication Centre, 2016)Genetic variations among native and local chicken populations in six different locations across Turkey were established using 15 ISSR primers, and produced 87 bright and reproducible bands. According to pairwise genetic ... -
Determination of concentrations of non-volatile elements in fly ash released from coal combustion using EDXRF
(TAYLOR & FRANCIS LTD, 2022)In this study, the concentration of thirteen non-volatile elements in coal fly ash samples obtained from the Kangal coal-fired thermal power plant located in Sivas province of Turkey was determined using an energy dispersive ... -
Disruption of Biofilm Formation and Quorum Sensing in Pathogenic Bacteria by Compounds from Zanthoxylum Gilletti (De Wild) PG Waterman
(SPRINGER, 2023)Microbial resistance is facilitated by biofilm formation and quorum-sensing mediated processes. In this work, the stem bark (ZM) and fruit extracts (ZMFT) of Zanthoxylum gilletii were subjected to column chromatography and ... -
Evaluation of terrestrial radionuclide levels and concomitant radiological risks of bentonites used in many industries
(TAYLOR & FRANCIS LTD, 2022)Bentonite is a soft, porous, easily shaped, and absorbent material rich in aluminum, sodium, and potassium. Bentonite is a mineral widely utilized as drilling mud, ore pelletizing, absorbent/adsorbent, bleaching agent, ... -
HPLC-DAD phenolic profiles, antibiofilm, anti-quorum sensing and enzyme inhibitory potentials of Camellia sinensis (L.) O. Kuntze and Curcuma longa L.
(Academic Press, 2020)This study aimed at investigating phenolic composition, anti-quorum sensing and enzyme inhibitory potential of Camellia sinensis and Curcuma longa. HPLC-DAD identified and quantified curcumin (398.67 ± 0.34 mg/g), ... -
Impact of toxic metal pollution on surface water pollution: a case study of Tohma stream in Sivas, Turkey
(Taylor and Francis Ltd., 2021)This study was executed to investigate the acidification and heavy metal (Cr, Mn, Fe, Ni, Cu, Zn, and Pb) pollution of Tohma stream flowing near Kangal lignite-fired thermal power plant located in Kangal district of Sivas ... -
Natural radioactivity, radon emanating power and mass exhalation rate of environmental soil samples from Karabuk province, Turkey
(Walter de Gruyter Gmbh, 2020)In this study, content of natural radionuclides (Ra-226. Th-232 and K-40) and radon emanating power and radon mass exhalation rate of surface soil samples collected around industrial province Karabuk in which the first ... -
A novel turn-on fluorometric "reporter-spacer-receptor" chemosensor based on calix[4]arene scaffold for detection of cyanate anion
(Wiley, 2021)Herein, a novel calix[4]arene compound, which was modified by the 2-(2-aminophenyl)benzothiazole fragment with cyanate recognition function was designed based on the reporter-spacer-receptor sensing system. The construction ... -
Numerical solution of Abel equation using operational matrix method with Chebyshev polynomials
(World Scientific Publ Co Pte Ltd, 2017)In this paper, we present a numerical scheme for solving the Abel equation. The approach is based on the shifted Chebyshev polynomials together with operational method. We reduce the problem to a set of nonlinear algebraic ... -
Numerical solution of fractional differential equations using fractional Chebyshev polynomials
(World Scientific, 2021)In this paper, fractional order Chebyshev polynomials are presented and some properties are given. Using definition of fractional order Chebyshev polynomials, we give a numerical scheme for solving fractional differential ... -
An operational matrix method for solving Lane-Emden equations arising in astrophysics
(Wiley, 2014)This paper deals with the numerical solution of Lane-Emden equations in arising in astrophysics by using truncated shifted Chebyshev series together with the operational matrix. The main characteristic behind the approach ... -
THE OPTIMIZATION OF DRILLER PARAMETERS FOR ORTHOPEDIC SURGERY APPLICATIONS USING MULTIOBJECTIVE GRAY RELATIONAL ANALYSIS AND RESPONSE SURFACE METHOD
(WORLD SCIENTIFIC PUBL CO PTE LTD, 2022)In bone-drilling operations, undesirable temperature rises are experienced due to high-contact friction. These increases in temperature can damage bone and soft tissues from time to time. When the temperature exceeds 47 ... -
Phytochemical composition, anti-biofilm and anti-quorum sensing potential of fruit, stem and leaves of Salvadora persica L. methanolic extracts
(Academic Press Ltd- Elsevier Science Ltd, 2017)Emergence of antibiotic resistance among pathogenic bacteria encourages us to search for new molecules as an alternative treatment. The aim of this study was to evaluate the antiquorum sensing (anti-QS) and antibiofilm ...