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关键词:'427608'
显示 1-30 共 181 条结果 关于 "427608" 范围 论文
Renbo Wei et al.
Macromolecular rapid communications, 34(4), 330-334 (2013-01-03)
A new approach is developed to fabricate highly oriented mono-domain LCE nano/microstructures through micro-molding in capillaries. Gratings and microwires as two typical examples are fabricated and characterized by polarizing optical microscopy, optical microscopy, and scanning electron microscopy. The gratings with
Rukhsana Gul et al.
European journal of medicinal chemistry, 85, 438-449 (2014-08-12)
Some novel ferrocenyl guanidines 1-8 were synthesized and characterized by different spectroscopic methods, elemental analysis and single crystal X-rays diffraction techniques. The crystallographic studies revealed that the existence of the strong non-bonding interactions facilitate these molecules to interact with biological
Carmen Vanessa Ortiz-Ruiz et al.
IUBMB life, 67(10), 757-767 (2015-09-25)
The development of effective tyrosinase inhibitors has become increasingly important in the cosmetic, medicinal, and agricultural industries for application as antibrowning and depigmenting agents. The kinetic mechanisms of action of tyrosinase on monophenols and o-diphenols are complex, particularly in the
František Trejtnar et al.
Antimicrobial agents and chemotherapy, 58(10), 5650-5657 (2014-06-25)
Amphotericin B (AmB) is excreted via the renal excretion route. This excretion process may result in nephrotoxicity. However, relevant information on the precise renal excretion mechanisms is not available. The aim of the study was to analyze the possible interaction
Giorgio Ottaviani et al.
Journal of medicinal chemistry, 50(4), 742-748 (2007-02-16)
The development of in silico and in vitro tools to estimate or predict the passive human skin permeation and distribution of new chemical entities, useful in dermal drug delivery, in absorption studies of toxic compounds, and in the cosmetics industry
Arxel de León et al.
Journal of colloid and interface science, 456, 182-189 (2015-07-01)
The incorporation of gold nanoparticles in heterojunction solar cells is expected to increase the efficiency due to plasmon effects, but the literature studies are sometimes controversial. In this work, gold nanoparticles passivated with (Ph)n-(CH2)3SH (n=1, 2, 3) have been synthesized
Janique Vandal et al.
Pharmaceutical biology, 53(6), 800-806 (2015-02-24)
The number of multidrug resistant (MDR) microorganisms is increasing and the antimicrobial resistance expressed by these pathogens is generating a rising global health crisis. In fact, there are only a few antimicrobial agents left that can be used against MDR
Michelle G Rooks et al.
The ISME journal, 8(7), 1403-1417 (2014-02-07)
Dysregulated immune responses to gut microbes are central to inflammatory bowel disease (IBD), and gut microbial activity can fuel chronic inflammation. Examining how IBD-directed therapies influence gut microbiomes may identify microbial community features integral to mitigating disease and maintaining health.
Md Nasim Uddin et al.
BMC complementary and alternative medicine, 15, 195-195 (2015-06-24)
Alzheimer's disease (AD) is a progressively developing neurodegenerative disorder of the brain in the elderly people. Vanda roxburghii Rbr. root has been used traditionally in Bangladesh as tonic to brain and in the treatment of nervous system disorders including AD.
Timothy M Martin et al.
The journal of gene medicine, 17(1-2), 33-53 (2015-02-11)
Design of efficient nonviral gene delivery systems is limited by the rudimentary understanding of specific molecules that facilitate transfection. Polyplexes using 25-kDa polyethylenimine (PEI) and plasmid-encoding green fluorescent protein (GFP) were delivered to HEK 293T cells. After treating cells with
Hakki Mevlut Ozcan et al.
Artificial cells, nanomedicine, and biotechnology, 42(4), 256-261 (2013-02-01)
In this study, a novel fresh broad (Vicia faba) tissue homogenate-based biosensor for determination of phenolic compounds was developed. The biosensor was constructed by immobilizing tissue homogenate of fresh broad (Vicia faba) on to glassy carbon electrode. For the stability
Ujjal Das et al.
PloS one, 9(5), e97599-e97599 (2014-05-24)
Ionizing radiation is responsible for oxidative stress by generating reactive oxygen species (ROS), which alters the cellular redox potential. This change activates several redox sensitive enzymes which are crucial in activating signaling pathways at molecular level and can lead to
Frederic De Wael et al.
Bioorganic & medicinal chemistry, 17(13), 4336-4344 (2009-05-30)
A series of 5-aryl and 3,5-diaryl-2-amino-1,4-pyrazines and the derived imidazopyrazinones has been synthesized to study the chemical oxidative degradation of the bicyclic systems in vitro. Imidazopyrazinones mainly degraded following two independent pathways producing their precursors, namely aminopyrazines, and the corresponding
Michel Wagner et al.
Rapid communications in mass spectrometry : RCM, 29(18), 1632-1640 (2015-10-16)
An isotopic labeling strategy based on derivatizing amine-containing metabolites has been developed using light ((12) C6 ) and heavy ((13) C6 ) N-benzoyloxysuccinimide reagents for semi-targeted metabolomic applications. Differentially labeled samples were combined and analyzed simultaneously by liquid chromatography/high-resolution tandem
M R Jones et al.
Kidney international, 14(2), 169-179 (1978-08-01)
The metabolism of phenylalanine and tyrosine was evaluated in six normal men, five chronically uremic men, and three men undergoing maintenance hemodialysis. Phenylalanine, tyrosine, and 13 acidic metabolites of those amino acids were measured in plasma postabsorptively and in plasma
Ren-Qi Wang et al.
Analytica chimica acta, 853, 608-616 (2014-12-04)
A hydrophilic interaction liquid chromatography (HILIC) method was developed to measure the composition of humic substances from river, reservoir, and treated wastewater based on their physicochemical properties. The current method fractionates the humic substances into four well-defined groups based on
Yasmin M Attia et al.
BMC cancer, 15, 838-838 (2015-11-04)
Tamoxifen is the standard endocrine therapy for ER+ breast cancer; however, many women still relapse after long-term therapy. 3-Bromopyruvate, a glycolytic inhibitor, has shown high selective anti-tumor activity in vitro, and in vivo. The aim of this study was to
Hendrik Führs et al.
Journal of experimental botany, 63(1), 329-340 (2011-09-22)
Genotypic- and silicon (Si)-mediated differences in manganese (Mn) tolerance of cowpea (Vigna unguiculata) arise from a combination of symplastic and apoplastic traits. A detailed metabolomic inspection could help to identify functional associations between genotype- and Si-mediated Mn tolerance and metabolism.
Rulin Cai et al.
Materials science & engineering. C, Materials for biological applications, 33(4), 2070-2077 (2013-03-19)
We report here a novel approach to fabricate a nanostructured micelle as potential drug carriers and the relationship between the morphological structure and the preparation condition. The polymeric micelle aggregates constructed by self-assembly compose of the poly(ε-caprolactone)/monomethoxy poly(ethylene glycol) linear-dendritic
Ertan Ermis et al.
International journal of food microbiology, 204, 111-117 (2015-04-14)
In this study, cranberry and lingonberry concentrates were added to commercial sugar-reduced fruit spreads (raspberry-Aloe vera, strawberry-guava, and strawberry-lime), and tested for their antifungal activities. Selected strains of the species Absidia glauca, Penicillium brevicompactum, Saccharomyces cerevisiae and Zygosaccharomyces bailii, as
B Nair
International journal of toxicology, 20 Suppl 3, 23-50 (2002-01-05)
Benzyl Alcohol is an aromatic alcohol used in a wide variety of cosmetic formulations as a fragrance component, preservative, solvent, and viscosity-decreasing agent. Benzoic Acid is an aromatic acid used in a wide variety of cosmetics as a pH adjuster
N I Fedotcheva et al.
Biofizika, 57(5), 820-826 (2012-11-10)
The effects of phenolic acids of microbial origin on mitochondrial functions and the possibility of removing their effects by thiol antioxidants dithiotreitol and N-acethylcysteine were studied. The action of some phenolic acids on the redox state of NADH, the membrane
Caroline S Hirst et al.
PloS one, 10(3), e0123436-e0123436 (2015-03-24)
The enteric nervous system arises from neural crest-derived cells (ENCCs) that migrate caudally along the embryonic gut. The expression of ion channels by ENCCs in embryonic mice was investigated using a PCR-based array, RT-PCR and immunohistochemistry. Many ion channels, including
Jae B Park
Journal of chromatographic science, 52(5), 436-441 (2013-05-29)
Amkamide is a phenolic amide whose analogues were recently reported to have potent mitochondria protective activity, although their bioavailability is still unknown. Therefore, in this study, amkamide was synthesized and confirmed by nuclear magnetic resonance, and a high-performance liquid chromatography
Photodegradation of benzoic acid over metal-doped TiO2.
Zhou J, et al.
Industrial & Engineering Chemistry Research, 45(10), 3503-3511 (2006)
Qaisar Manzoor et al.
Bioresource technology, 132, 446-452 (2013-02-26)
The sorption of Pb(II) and Cu(II) form aqueous media by Rosa bourbonia waste phyto-biomass (RBWPB) pretreated with organic acids was investigated as a function of biosorbent dosage, initial metal ions concentration and contact time. The equilibrium biosorption data was analyzed
Yoshiki Asakawa et al.
Journal of separation science, 37(19), 2641-2651 (2014-07-22)
A novel metal aquo-ion affinity chromatography has been developed for the analysis of basic compounds using heat-treated silica gel containing hydrated metal cations (metal aquo-ions) as the packing material. The packing materials of the metal aquo-ion affinity chromatography were prepared
Nicolas Gautschi et al.
International journal of pharmaceutics, 491(1-2), 218-230 (2015-07-02)
There is a growing interest in drug-phospholipid complexes and similar formulations that are mostly solid dispersions with high drug load. This study aims to explore the feasibility of such phospholipid-based solid dispersions as well as to characterize them. A particular
Chunhua Liu et al.
European journal of pharmacology, 700(1-3), 118-126 (2013-01-12)
Leonurine possesses cardioprotective effects in myocardial ischemia due to its anti-apoptotic properties. However, the process to isolate and purify leonurine is difficult, because of its low content in the Herb Leonuri and its impurity. Moreover, the high dosage used indicates
Xiaofei Chen et al.
Biomaterials science, 3(6), 870-878 (2015-07-30)
Herein, hyperbranched poly(ethylene glycol)-based supramolecular nanoparticles with pH-sensitive properties were designed and used for targeted drug delivery. Via host-guest recognition between benzimidazole anchored poly(ethylene glycol)-hyperbranched polyglycerol (PEG-HPG-BM) and folic acid modified CD (FA-CD), targeted supramolecular nanoparticles (TSNs) were fabricated. At
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