Makale Koleksiyonu: Recent submissions
Now showing items 1541-1560 of 5200
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Effect of Yttria on the Phase Formation and Sintering of HA-Al2O3 Biocomposites
(POLISH ACAD SCIENCES INST PHYSICS, 2017)Hydroxyapatite is very-well known as the main component of hard tissues and, as such, it has attracted much attention by researchers in the recent decades. This study was aimed to present the characterization of Y2O3 doped ... -
Fracture resistance of the buccal cusps of root filled maxillary premolar teeth restored with various techniques
(WILEY, 2007)Aim To compare the cusp fracture resistance of teeth restored with composite resins and two post systems. Methodology Eighty extracted single-rooted human maxillary premolars were randomly assigned to eight groups (n = ... -
Spoligotyping of M. tuberculosis Strains from Cattle in Turkey
(KAFKAS UNIV, VETERINER FAKULTESI DERGISI, 2015)Although it is generally accepted that M. bovis leads to tuberculosis in cattle, there are statements given from the different regions of the world, referring to the fact that M. tuberculosis, which is known as the human ... -
IgG purification by bentonite-acrylamide-histidine microcomposite
(ELSEVIER SCIENCE BV, 2012)In this work, a new microcomposite composed of bentonite, acrylamide and histidine, as a pseudospecific ligand, was synthesized by bulk polymerization. The aim of this study was to improve IgG adsorption capacity of bentonite ... -
The role of ITO resistivity on current spreading and leakage in InGaN/GaN light emitting diodes
(ACADEMIC PRESS LTD- ELSEVIER SCIENCE LTD, 2017)The effect of a transparent ITO current spreading layer on electrical and light output properties of blue InGaN/GaN light emitting diodes (LEDs) is discussed. When finite conductivity of ITO is taken into account, unlike ... -
Preparation of iodine and silver coated thin film on poly(methylmethacrylate) substrate and examination of antifungal, antibacterial and mechanistic properties
(NATL INST SCIENCE COMMUNICATION-NISCAIR, 2017)In this study, iodine (I-2) and silver (Ag) have been deposited on polymer substrate, namely poly(methylmethacrylate), via chemical bath deposition (CBD). For the sake of simplicity, uncoated poly(methylmethacrylate), ... -
Optimization of selective leaching of Zn from electric arc furnace steelmaking dust using response surface methodology
(ELSEVIER SCIENCE BV, 2015)The aim of this work is to investigate and optimize the effects of the leaching parameters on the selective leaching of zinc from electric arc furnace steelmaking dust (EAFD). The response surface method was applied on the ... -
Effect of hypothyroidism on the nitrergic relaxant responses of corpus cavernosal smooth muscle in rabbits
(WILEY, 2006)Background: The incidence of hormonal dysfunction as a cause of impotence remains controversial. However, several recent studies have reported evidence of hormonal abnormalities in 25-35% of impotent men. Hypothyroidism ... -
Sulfur Containing Compounds as Corrosion Inhibitors for Mild Steel in Hydrochloric Acid Solution
(SPRINGER INDIA, 2016)The role of Sulfur containing compounds namely: Thiobarbituric acid (TBA) and Thiourea (TH) as corrosion inhibitors for mild steel in 1 M HCl has been studied using potentiodynamic anodic polarization, electrochemical ... -
Effects of rhG-CSF on neutrophil functions and survival in sepsis induced diabetic rats
(TAYLOR & FRANCIS INC, 1998)Diabetic patients are more prone to infection and evidence for an immunologic defect superimposed upon the metabolic abnormalities of diabetes is convincing. Neutrophils play a critical role in the host defense mechanism ... -
Groundwater nitrate pollution in an alluvium aquifer, Eskisehir urban area and its vicinity, Turkey
(SPRINGER VERLAG, 1997)A large amount of the water requirement (municipal, industrial, etc.) of Eskisehir city, Turkey, is supplied from groundwater via wells in the urban area. The groundwater in the Eskisehir Plain alluvium has been polluted ... -
ON COMMUTATIVITY OF PRIME NEAR-RINGS WITH MULTIPLICATIVE GENERALIZED DERIVATION
(ANKARA UNIV, FAC SCI, 2019)In the present paper, we shall prove that 3 near-ring N is commutative ring, if any one of the following conditions are satis.ed: (i) f(N) subset of Z; (ii) f([x; y]) = 0; (iii) f([x; y]) = +/-[x; y]; (iv) f([x; y]) = ... -
Alterations of serum brain type natriuretic peptide (BNP) in patients with Crimean-Congo hemorrhagic fever
(E-CENTURY PUBLISHING CORP, 2015)Background: Crimean-Congo hemorrhagic fever (CCHF) is known to be associated with cardiac damage. Brain type natriuretic peptide (BNP) is secreted from stressed myocardium. Objectives: This study investigated that BNP ... -
Influence of some amino acids on the dynamic swelling behavior of radiation-induced acrylamide hydrogel
(HUMANA PRESS INC, 1999)The influence of some amino acids-alanine, glycine, valine, glutamine, histidine, phenylalanine, and tryptophan-on the swelling behavior of acrylamide (AAm) hydrogel prepared by gamma-radiation was investigated. Swelling ... -
ABRASIVE WEAR BEHAVIOUR OF SiCp-REINFORCED Al2124 ALLOY COMPOSITE BASED ON THE TAGUCHI METHOD
(SCIBULCOM LTD, 2013)Al2124 alloy composites containing 10 wt.% SiCp and 15 wt.%Ti powders are prepared by powder metallurgy (PM) method and sintered at 630 degrees C for 3 h, followed by ageing at 250 degrees C for 3 h. Abrasive wear behaviour ... -
What is the most appropriate method for coronary sinus cannulation? The telescopic method or the electrophysiologic method?
(PUBLIC LIBRARY SCIENCE, 2018)Objectives The most challenging stage of cardiac resynchronization therapy (CRT) is coronary sinus cannulation (CS). The aim of this study was to compare coronary sinus cannulation techniques using electrophysiology catheters ... -
Evaluation of laser treatment on reline-base composites
(TAYLOR & FRANCIS LTD, 2007)The effects of different laser treatments on some mechanical properties of acrylic resin and soft liner were investigated. A total of 60 test specimens were fabricated according to test requirements. The specimens were ... -
N-acetylcysteine decreases alveolar bone loss on experimental periodontitis in streptozotocin-induced diabetic rats
(WILEY, 2012)Toker H, Ozdemir H, Balci H, Ozer H. N-acetylcysteine decreases alveolar bone loss on experimental periodontitis in streptozotocin-induced diabetic rats. J Periodont Res 2012; 47: 793799. (c) 2012 John Wiley & Sons A/S ... -
Porous and spherical hydroxyapatite microcomposites for immunoglobulin G adsorption
(WILEY, 2013)A novel porous and spherical hydroxyapatite (HA) microcomposite with an average diameter of 50-100 m was produced by suspension polymerization for the adsorption of human immunoglobulin G (IgG). The specific surface area ... -
Increasing selectivity in coal flotation by controlling impeller speed and collector concentration
(TAYLOR & FRANCIS INC, 2005)Batch flotation experiments were conducted using a bituminous coal. It was found out that pulp density and especially impeller speed had significant influences on coal flotation performance, selectivity and rate. Products ...