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Showing 37 to 48 of 98082 entries
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Effects of zafirlukast on the function of humanpolymorphonuclear neutrophil leukocytes in asthmatic patients: A prospective, controlled, in vitro study.

Current therapeutic research, clinical and experimental

Al-Zamil HA, Ai-Twaijiri AS, Al-Mobeireek AF, Mustafa AA.
PMID: 24672130
Curr Ther Res Clin Exp. 2005 Jul;66(4):279-93. doi: 10.1016/j.curtheres.2005.08.013.

BACKGROUND: Reactive oxygen species (ROSS) play an important role in the pathogenesis of asthma, and oxidative stress contributes to the initiation and worsening of inflammatory respiratory disorders (eg, asthma). Thus, antioxidant drugs may have a role in reducing or...

Impact of Lycium Barbarum Polysaccharide and Danshensu on vascular endothelial growth factor in the process of retinal neovascularization of rabbit.

International journal of ophthalmology

Tian XM, Wang R, Zhang BK, Wang CL, Guo H, Zhang SJ.
PMID: 23550271
Int J Ophthalmol. 2013;6(1):59-61. doi: 10.3980/j.issn.2222-3959.2013.01.12. Epub 2013 Feb 18.

AIM: To discuss the impact of Lycium Barbarum Polysaccharide (LBP) and Danshensu purified from Traditional Chinese Medicine (TCM) on vascular endothelial growth factor (VEGF) of rabbits with retinal neovascularization.METHODS: Forty rabbits were divided into normal control group, model control...

Effects of position (α or β) and linker heteroatom (O or S) of substituent on the photophysicochemical behavior of poly(oxyethylene) substituted ZnPcs and assessment of J-aggregation or protonation using TD-DFT computations.

Dalton transactions (Cambridge, England : 2003)

Ayhan MM, Altınbaş Özpinar G, Durmuş M, Gürek AG.
PMID: 23995014
Dalton Trans. 2013 Oct 01;42(41):14892-904. doi: 10.1039/c3dt51549d.

A series of zinc phthalocyanines (ZnPcs) tetra-substituted with 1,3-di[2-(2-ethoxyethoxy)ethoxy]-2-propanol () or 1,3-di[2-(2-ethoxyethoxy)ethoxy]-2-propanethiol () at peripheral (β) () and non-peripheral (α) () positions have been synthesized and characterized. The spectroscopic, photophysical (fluorescence quantum yields and lifetimes) and photochemical (singlet oxygen...

Role of Oxidative Stress on Vaginal Bleeding during The First Trimester of Pregnant Women.

International journal of fertility & sterility

Deveer R, Deveer M, Engin-Üstün Y, Akbaba E, Uysal S, Sarikaya E, Gülerman C, Mollamahmutoglu L.
PMID: 24520496
Int J Fertil Steril. 2014 Jan;7(4):271-4. Epub 2013 Dec 22.

BACKGROUND: Reactive oxygen species (ROS) are produced in many metabolic and physiologic processes. Antioxidative mechanisms remove these harmful species. Our aim was to assess whether serum total antioxidant capacity and total oxidant status altered during first trimester pregnancies with...

Assessing Cerebrovascular Reactivity in Carotid Steno-Occlusive Disease Using MRI BOLD and ASL Techniques.

Radiology research and practice

Leoni RF, Mazzetto-Betti KC, Silva AC, Dos Santos AC, de Araujo DB, Leite JP, Pontes-Neto OM.
PMID: 22919485
Radiol Res Pract. 2012;2012:268483. doi: 10.1155/2012/268483. Epub 2012 Jun 20.

Impaired cerebrovascular reactivity (CVR), a predictive factor of imminent stroke, has been shown to be associated with carotid steno-occlusive disease. Magnetic resonance imaging (MRI) techniques, such as blood oxygenation level-dependent (BOLD) and arterial spin labeling (ASL), have emerged as...

Triangular Ag-Pd alloy nanoprisms: rational synthesis with high-efficiency for electrocatalytic oxygen reduction.

Nanoscale

Xu L, Luo Z, Fan Z, Zhang X, Tan C, Li H, Zhang H, Xue C, Della D.
PMID: 25155648
Nanoscale. 2014 Oct 21;6(20):11738-43. doi: 10.1039/c4nr03600j. Epub 2014 Aug 26.

We report the generation of triangular Ag-Pd alloy nanoprisms through a rationally designed synthetic strategy based on silver nanoprisms as sacrificial templates. The galvanic replacement between Ag nanoprisms and H2PdCl4 along with co-reduction of Ag(+)/Pd(2+) is responsible for the...

Protective role of vitamin E on the harmful effects of toluene on brain tissue.

Neurosciences (Riyadh, Saudi Arabia)

Tumer AR, Atilla P, Onbasilar I, Biberoglu G, Muftuoglu S.
PMID: 21857568
Neurosciences (Riyadh). 2007 Jul;12(3):191-7.

OBJECTIVE: To determine the protective effects of vitamin E against the damage inflicted by reactive oxygen species during toluene induced brain injury in rats using histopathological, biochemical, and behavioral parameters.METHODS: Twenty-eight Wistar albino male rats were studied at Hacettepe...

Atomic-scale distribution of impurities in CuInSe2-based thin-film solar cells.

Ultramicroscopy

Cojocaru-Mirédin O, Choi P, Wuerz R, Raabe D.
PMID: 21288643
Ultramicroscopy. 2011 May;111(6):552-6. doi: 10.1016/j.ultramic.2010.12.034. Epub 2011 Jan 11.

Atom Probe Tomography was employed to investigate the distribution of impurities, in particular sodium and oxygen, in a CuInSe(2)-based thin-film solar cell. It could be shown that sodium, oxygen, and silicon diffuse from the soda lime glass substrate into...

Homometallic UO2(2+) diphosphonates assembled under ambient and hydrothermal conditions.

Dalton transactions (Cambridge, England : 2003)

Knope KE, Cahill CL.
PMID: 20697622
Dalton Trans. 2010 Sep 21;39(35):8319-24. doi: 10.1039/c0dt00538j. Epub 2010 Aug 09.

Four uranyl methylenediphosphonates have been synthesized from reactions of uranyl nitrate and methylenediphosphonate in water. Three of the compounds, (1) (UO(2))[CH(2)(PO(3)H)(2)](H(2)O) x 2 H(2)O, (2) (UO(2))[CH(2)(PO(3)H)(2)](H(2)O) x 4 H(2)O, and (3) (UO(2))[O(3)PCH(2)PO(3)H](H(2)O) x 3 H(2)O x NH(4), have been...

Coherent storage of photoexcited triplet states using 29Si nuclear spins in silicon.

Physical review letters

Akhtar W, Filidou V, Sekiguchi T, Kawakami E, Itahashi T, Vlasenko L, Morton JJ, Itoh KM.
PMID: 22463668
Phys Rev Lett. 2012 Mar 02;108(9):097601. doi: 10.1103/PhysRevLett.108.097601. Epub 2012 Feb 27.

Pulsed electron paramagnetic resonance spectroscopy of the photoexcited, metastable triplet state of the oxygen-vacancy center in silicon reveals that the lifetime of the m(s)=±1 sublevels differs significantly from that of the m(s)=0 state. We exploit this significant difference in...

BCN graphene as efficient metal-free electrocatalyst for the oxygen reduction reaction.

Angewandte Chemie (International ed. in English)

Wang S, Zhang L, Xia Z, Roy A, Chang DW, Baek JB, Dai L.
PMID: 22431416
Angew Chem Int Ed Engl. 2012 Apr 23;51(17):4209-12. doi: 10.1002/anie.201109257. Epub 2012 Mar 16.

No abstract available.

Artificial construction of the layered Ruddlesden-Popper manganite La2Sr2Mn3O10 by reflection high energy electron diffraction monitored pulsed laser deposition.

Journal of the American Chemical Society

Palgrave RG, Borisov P, Dyer MS, McMitchell SR, Darling GR, Claridge JB, Batuk M, Tan H, Tian H, Verbeeck J, Hadermann J, Rosseinsky MJ.
PMID: 22463768
J Am Chem Soc. 2012 May 09;134(18):7700-14. doi: 10.1021/ja211138x. Epub 2012 Apr 24.

Pulsed laser deposition has been used to artificially construct the n = 3 Ruddlesden-Popper structure La(2)Sr(2)Mn(3)O(10) in epitaxial thin film form by sequentially layering La(1-x)Sr(x)MnO(3) and SrO unit cells aided by in situ reflection high energy electron diffraction monitoring....

Showing 37 to 48 of 98082 entries