Search Within
645613
Applied Filters:
Keyword:'645613'
Showing 1-30 of 40 results for "645613" within Papers
Nur Ashikin Abdul-Hamid et al.
Journal of food science, 80(11), H2603-H2611 (2015-10-13)
This study aimed to examine the variation in the metabolite profiles and nitric oxide (NO) inhibitory activity of Ajwa dates that were subjected to 2 drying treatments and different extraction solvents. (1)H NMR coupled with multivariate data analysis was employed.
Lina Ma et al.
Evidence-based complementary and alternative medicine : eCAM, 2018, 3207973-3207973 (2018-06-01)
Allicin (2-propene-1-sulfinothioic acid S-2-propenyl ester, diallyl thiosulfinate) is the main biologically active ingredient in garlic. The present study investigated the protective effect of allicin against cardiomyocyte apoptosis that was induced by ischemia in vitro and the potential molecular mechanisms that
Hamer F and Hamer J.
The Potter's Dictionary of Materials and Techniques (2004)
Noelio O Dantas et al.
Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy, 81(1), 140-143 (2011-07-19)
The structural properties of the glass matrix 40SiO(2)·30Na(2)O·1Al(2)O(3)·(29-x)B(2)O(3)·xFe(2)O(3) (mol%), 0.0≤x≤29.0 were studied by X-ray diffraction (XRD), differential thermal analysis (DTA) and Raman and infrared spectroscopy (FT-IR). XRD demonstrated Fe(3)O(4) crystal formation for Fe(2)O(3) concentrations of 29.0 mol%. DTA showed that
Emad El-Meliegy et al.
Journal of materials science. Materials in medicine, 23(9), 2069-2080 (2012-06-01)
Osteoconductive bioglasses, free of K(2)O and Al(2)O(3) and with content of Na(2)O lower than 10 mol%, were designed based on the ratio (SiO(2) + MgO)/(P(2)O(5) + CaO + Na(2)O) in the system Na(2)O-CaO-MgO-P(2)O(5)-SiO(2). The developed glasses have shown a strong
Mathieu Digne et al.
Physical chemistry chemical physics : PCCP, 9(20), 2577-2582 (2007-05-18)
The sodium cation is well known as an efficient poison of gamma-alumina surface acidity. This poisoning effect has been revealed both by characterization methods and catalytic tests. In this work, we propose an accurate model of sodium exchanged gamma-alumina surfaces.
I Lebecq et al.
Journal of biomedical materials research. Part A, 83(1), 156-168 (2007-03-29)
The bioactivity of 34 invert or conventional glasses in the P-free and P-containing Si-Ca-Na system was evaluated by examining the in vitro Hydroxy Carbonate Apatite (HCA) formation time. The silica content in the glasses varies between 39.48 and 55 mol
David M Pickup et al.
Journal of materials science. Materials in medicine, 19(4), 1681-1685 (2007-12-25)
Ti K-edge XANES (X-ray absorption near edge structure) spectroscopy has been used to study the local coordination of titanium in biocompatible and bioresorbable TiO2-CaO-Na2O-P2O5 glasses. Both conventional melt-quenched glasses of composition (TiO2)x(CaO)0.30(Na2O)0.20-x(P2O5)0.50, where x = 0.01, 0.03 and 0.05, and
Jun Wang et al.
Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy, 72(1), 41-45 (2008-11-18)
The Eu(3+) ion was introduced into Er(3+) doped Bi(2)O(3)-GeO(2)-Ga(2)O(3)-Na(2)O (BGGN) glasses to improve the 1.5 microm band emission. As a function of Eu(2)O(3) doped content, we observed the increase in non-radiative decay rate of Er(3+) not only (4)I(11/2) energy level
T Raghavendra Rao et al.
Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy, 79(5), 1116-1122 (2011-06-10)
Optical and physical properties of Ni2+ doped 20ZnO+xLi2O+(30-x)Na2O+50B2O3 (5≤x≤25) glasses are carried out at room temperature. Powder XRD pattern of all the glass samples confirms the amorphous nature. Several physical parameters are evaluated for all the glasses with respect to
Maria Grazia Raucci et al.
Journal of biomedical materials research. Part B, Applied biomaterials, 92(1), 102-110 (2009-10-06)
This study was performed to determine the in vitro biocompatibility of a bioactive, antibacterial silver based gel. A human osteoblast-like cell line (HOS TE85) was used to test cytocompatibility in the presence of eluants and the biological response in direct
Andreas Breidbach et al.
Food chemistry, 201, 52-58 (2016-02-13)
Irradiation of food products and ingredients must be indicated by proper labeling. This study evaluated the appropriateness of the European Standard EN 1785:2003 for the detection of 2-alkylcyclobutanones, which are radiolysis products of fatty acids, in cashew nuts and nutmeg
Cheol Y Kim et al.
Journal of hazardous materials, 153(1-2), 173-178 (2007-10-02)
A new technique to remove Pb(2+) ions from a solution by using a phosphosilicate glass was introduced. When the phosphosilicate glass with an invert glass composition [mol%: 44.9%SiO(2)-5.2%P(2)O(5)-23.7%Na(2)O-26.2%CaO] was reacted with the solution containing Pb(2+) ions. The glass surface turned
Gerard Klaver et al.
Environmental pollution (Barking, Essex : 1987), 148(3), 718-728 (2007-04-03)
Large hydropower dams have major impacts on flow regime, sediment transport and the characteristics of water and sediment in downstream rivers. The Gabcikovo and Iron Gate dams divide the studied Danube transect (rkm 1895-795) into three parts. In the Gabcikovo
Gianluca Malavasi et al.
The journal of physical chemistry. A, 111(34), 8401-8408 (2007-08-07)
The crystallization kinetics of Na(2)O.CaO.2SiO(2) (x = 0) and 0.68ZnO.Na(2)O.CaO.2SiO(2) (x = 0.68, where x is the ZnO stoichiometric coefficient in the glass formula) bioactive glasses have been studied using both nonisothermal and isothermal methods. The results obtained from isothermal
Basam A E Ben-Arfa et al.
Journal of biomedical materials research. Part A, 106(2), 510-520 (2017-09-19)
Sol-gel glasses in quaternary silica-sodium-calcium-phosphorous systems have been synthesized using a rotary evaporator for rapid drying without ageing. This novel fast drying method drastically decreases the total drying and ageing time from several weeks to only 1 hour, thus overcoming
Ruizhi Yin et al.
Odontology, 107(3), 360-367 (2019-01-06)
This study compares the mechanical properties of commercially available CAD/CAM (Computer-Aided Design/Computer-Aided Manufacturing) millable dental blocks including Vita Enamic, Lava Ultimate, and MAZIC Duro. All the discs were cut in dimension of 1.2 mm in thickness and 12 mm in diameter, ground
Manish Kumar Pal et al.
Anti-cancer agents in medicinal chemistry, 17(12), 1721-1732 (2017-04-27)
Ovarian cancer is most lethal among all gynecologic malignancies. Paclitaxel (PTX) is well used chemotherapeutic regimen for cancer control; however its undesired toxicity has been a matter of concern for clinicians. Here, we used the graphene oxide coated nanotised apigenin
Zhen-Lin Wei et al.
Guang pu xue yu guang pu fen xi = Guang pu, 28(11), 2706-2707 (2009-03-11)
Many social problems arise from environmental pollution, cancer village is one of the many important problems caused by pollution. The authors selected a typical cancer village where 80-100 people died of cancer in the last five years, but there are
Yuxin Cai et al.
Materials (Basel, Switzerland), 12(10) (2019-05-22)
Drying shrinkage of alkali-activated slag concrete (AASC) is significantly greater than that of concrete made with ordinary Portland cement (OPC). It limits the large-scale application of AASC in field engineering. This study investigates the effect of early age-curing methods, including
K Srinivasulu et al.
The journal of physical chemistry. A, 116(14), 3547-3555 (2012-03-14)
Electron paramagnetic resonance (EPR), optical absorption, and FT-IR spectra of vanadyl ions in the sodium-lead borophosphate (Na(2)O-PbO-B(2)O(3)-P(2)O(5)) (SLBP) glass system have been studied. EPR spectra of all the glass samples exhibit resonance signals characteristic of VO(2+) ions. The spin Hamiltonian
Yanyan Guo et al.
Optics letters, 37(2), 268-270 (2012-08-03)
The 2.7 μm emission properties in Er3+-doped bismuthate (Bi2O3-GeO2-Ga2O3-Na2O) glass were investigated in the present Letter. An intense 2.7 μm emission in Er3+-doped bismuthate glass was observed. It is found that Er3+-doped bismuthate glass possesses high spontaneous transition probability A
Chung-Cherng Lin et al.
Journal of materials science. Materials in medicine, 23(2), 245-258 (2011-11-24)
The evolution of elastic properties and structure upon the change of CaO/P(2)O(5) ratio in SiO(2)-CaO-Na(2)O-P(2)O(5) glasses (45S5-derived and 55S4-derived) at ambient conditions has been studied by using both Brillouin and Raman spectroscopy coupled with X-ray diffraction. Under the same SiO(2)/Na(2)O
H C Li et al.
Journal of colloid and interface science, 405, 296-304 (2013-06-20)
The partial substitution of MgO, TiO2, or CaF2 for CaO in the Na2O-CaO-SiO2-P2O5 (45S5) system was conducted by the sol-gel method and a comparative study on structural, mechanical properties, and bioactivity of the glasses was reported. Based on thermogravimetric and
Qi-Zhi Chen et al.
Acta biomaterialia, 6(10), 4143-4153 (2010-05-08)
The sol-gel process of producing SiO(2)-CaO bioactive glasses is well established, but problems remain with the poor mechanical properties of the amorphous form and the bioinertness of its crystalline counterpart. These properties may be improved by incorporating Na(2)O into bioactive
Mohammed S M Saleh et al.
Food research international (Ottawa, Ont.), 137, 109547-109547 (2020-11-26)
Fruit of salak (Salacca zalacca) is traditionally used and commercialized as an antidiabetic agent. However, the scientific evidence to prove this traditional use is lacking. This research was aimed to evaluate the metabolic changes of obese-diabetic (OBDC) rats treated with
Plasma deposition of antimicrobial coating on organic polymer.
Rzanek-Boroch Z, et al.
The European Physical Journal - Applied Physics, 61(2), 24316-24316 (2013)
D U Tulyaganov et al.
Journal of materials science. Materials in medicine, 22(2), 217-227 (2010-12-29)
New compositions of bioactive glasses are proposed in the CaO-MgO-SiO(2)-Na(2)O-P(2)O(5)-CaF(2) system. Mineralization tests with immersion of the investigated glasses in simulated body fluid (SBF) at 37°C showed that the glasses favour the surface formation of hydroxyapatite (HA) from the early
J M Smith et al.
The Journal of chemical physics, 138(3), 034501-034501 (2013-01-25)
Calcium phosphate based biomaterials are extensively used in the context of tissue engineering: small changes in composition can lead to significant changes in properties allowing their use in a wide range of applications. Samples of composition (Al(2)O(3))(x)(Na(2)O)(0.11-x)(CaO)(0.445)(P(2)O(5))(0.445), where x =
Ensanya A Abou Neel et al.
Journal of the Royal Society, Interface, 6(34), 435-446 (2008-10-02)
Owing to similarity in both ionic size and polarity, strontium (Sr2+) is known to behave in a comparable way to calcium (Ca2+), and its role in bone metabolism has been well documented as both anti-resorptive and bone forming. In this
Page 1 of 2