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Showing 1-30 of 319 results for "34866" within Papers
Wararat Sriprapat et al.
Ecotoxicology and environmental safety, 102, 147-151 (2014-02-18)
Air borne uptake of toluene and ethylbenzene by twelve plant species was examined. Of the twelve plant species examined, the highest toluene removal was found in Sansevieria trifasciata, while the ethylbenzene removal from air was with Chlorophytum comosum. Toluene and
Rachel Morrison et al.
Pharmaceutical research, 31(10), 2904-2917 (2014-05-06)
To design and synthesize chemoembolization particles for the delivery of Ophiobolin A (OphA), a promising fungal-derived chemotherapeutic, directly at the tumour location. To investigate cell death mechanism of OphA on a Rhabdomyosarcoma cancer (RD) cell line. Rhabdomyosarcoma is the most
Reza Esfandiary et al.
Journal of pharmaceutical sciences, 104(2), 577-586 (2014-11-20)
Reversible self-association of protein therapeutics, the phenomenon of formation of native reversible oligomeric species as a result of noncovalent intermolecular interactions, can add additional manufacturing, stability, delivery, and safety complexities in biopharmaceutical development. Its early detection, characterization, and mitigation can
Arash Nikoubashman et al.
ACS nano, 8(8), 8015-8026 (2014-08-12)
We study thin films of homopolymers (PS) and monolayers of cylinder-forming diblock copolymers (PS–PHMA) under shear. To this end, we employed both experiments and computer simulations that correctly take into account hydrodynamic interactions and chain entanglements. Excellent quantitative agreement for
Hoon Hur et al.
PloS one, 9(6), e98581-e98581 (2014-06-10)
The levels of organic acids representing metabolic pathway end products are important indicators of physiological status, and may be associated with metabolic changes in cancer. The aim of this study is to investigate the levels of organic acids in cancerous
Leila Hejazi et al.
Rapid communications in mass spectrometry : RCM, 29(1), 91-99 (2014-12-03)
Mass spectrometric identification of compounds in chromatography can be obtained from molecular masses from soft ionization mass spectrometry techniques such as field ionization (FI) and fragmentation patterns from hard ionization techniques such as electron ionization (EI). Simultaneous detection by EI
Yuanhong Shan et al.
Journal of chromatography. A, 1375, 101-109 (2014-12-17)
To develop a novel hybrid monolithic column based on pentafluorobenzyl imidazolium bromide ionic liquid, a new ionic liquid monomer was synthesized from 1-vinylimidazole and pentafluorobenzyl bromide. By employing a facile one-step copolymerization of polyhedral-oligomeric-silsesquioxane-type (POSS) cross-linking agent and the home-made
Marina Shalaeva et al.
Journal of medicinal chemistry, 56(12), 4870-4879 (2013-05-29)
This study demonstrates that ΔlogP(oct-tol) (difference between logP(octanol) and logP(toluene)) describes compounds propensity to form intramolecular hydrogen bonds (IMHB) and may be considered a privileged molecular descriptor for use in drug discovery and for prediction of IMHB in drug candidates.
Judith van Asperen et al.
Toxicology letters, 138(1-2), 51-62 (2003-02-01)
The toxicity of inhalatory exposure to organic solvents may not only be related to the total external dose, but also to the pattern of exposure. In this study physiologically based toxicokinetic (PBTK) modelling has been used to study the impact
Kwan Wee Tan et al.
ACS nano, 8(5), 4730-4739 (2014-04-02)
Structure control in solution-processed hybrid perovskites is crucial to design and fabricate highly efficient solar cells. Here, we utilize in situ grazing incidence wide-angle X-ray scattering and scanning electron microscopy to investigate the structural evolution and film morphologies of methylammonium
Salim Sioud et al.
Rapid communications in mass spectrometry : RCM, 28(22), 2389-2397 (2014-10-11)
The formation of ions during atmospheric pressure photoionization (APPI) mass spectrometry in the positive mode usually provides radical cations and/or protonated species. Intriguingly, during the analysis of some N-alkyl-substituted thieno[3,4-c]pyrrole-4,6-dione (TPD) derivatives synthesized in our laboratory, unusual [M-H](+) ion peaks
Naif H Alsharif et al.
Small (Weinheim an der Bergstrasse, Germany), 5(2), 221-228 (2008-12-06)
Nanocrystals of various inorganic materials are being considered for application in the life sciences as fluorescent labels and for such therapeutic applications as drug delivery or targeted cell destruction. The potential applications of the nanoparticles are critically compromised due to
Jin Young Lee et al.
Journal of chromatographic science, 52(10), 1239-1246 (2014-01-29)
Degradation products of V-type nerve agents are important markers of these toxic chemical warfare agents; hence their detection and identification are of high importance from verification point of view of Chemical Weapons Convention. The new analytical technique using quantitation-enhanced data-dependent
Julia E Vela-Ramirez et al.
The AAPS journal, 17(1), 256-267 (2014-11-26)
Carbohydrate functionalization of nanoparticles allows for targeting of C-type lectin receptors. This family of pattern recognition receptors expressed on innate immune cells, such as macrophages and dendritic cells, can be used to modulate immune responses. In this work, the in
Thomas Kellner et al.
Molecular pharmaceutics, 11(11), 4084-4091 (2014-10-03)
The preparation of thin composite layers has promising advantages in a variety of applications like transdermal, buccal, or sublingual patches. Within this model study the impact of the matrix material on the film forming properties of ibuprofen-matrix composite films is
May Wong et al.
American journal of physiology. Renal physiology, 307(8), F908-F916 (2014-08-22)
Semicarbazide-sensitive amine oxidase (SSAO) is an enzyme known for its dual function in mediating inflammation and reactive oxygen species production. However, the role of SSAO inhibitors in limiting kidney fibrosis is unclear. We aimed to determine the effectiveness of a
Jatinder Kumar et al.
PloS one, 9(6), e98696-e98696 (2014-06-18)
Fourteen saxicolous lichens from trans-Himalayan Ladakh region were identified by morpho-anatomical and chemical characteristics. The n-hexane, methanol and water extracts of the lichens were evaluated for their antioxidant capacities. The lichen extracts showing high antioxidant capacities and rich phenolic content
Cemil Aydoğan
Journal of chromatography. B, Analytical technologies in the biomedical and life sciences, 976-977, 27-32 (2014-12-09)
This study describes the preparation and electrochromatographic application of a new open-tubular capillary column with triethanolamine functionalized stationary phase. The stationary phase was synthesized by in situ grafting polymerization with 3-chloro-2-hydroxypropylmethacrylate based reactive monomer, and followed triethanolamine functionalization. The different
Josef Ehgartner et al.
The Analyst, 139(19), 4924-4933 (2014-08-07)
A low cost imaging set-up for optical chemical sensors based on NIR-emitting dyes is presented. It is based on a commercially available 2-CCD colour near infrared camera, LEDs and tailor-made optical sensing materials for oxygen and pH. The set-up extends
Daniel R Swale et al.
PloS one, 9(8), e103713-e103713 (2014-08-08)
Recent studies suggest that N, N-diethyl-meta-toluamide (DEET) is an acetylcholinesterase inhibitor and that this action may result in neurotoxicity and pose a risk to humans from its use as an insect repellent. We investigated the mode of action of DEET
Christian Bährle et al.
ChemSusChem, 7(7), 2022-2029 (2014-07-22)
Lignin pyrolysis is a promising method for the sustainable production of phenolic compounds from biomass. However, detailed knowledge about the radicals involved in this process and their influence on the molecular products is missing. Herein, we report on the pyrolysis
Michael H Abraham et al.
European journal of medicinal chemistry, 43(3), 478-485 (2007-06-05)
Values of in vitro gas to lung partition coefficients, K(lung), of VOCs have been collected from the literature. For 44 VOCs, application of the Abraham solvation equation to log K(lung) yielded a correlation with R(2)=0.968 and S.D.=0.25 log units. Combination
See Meng Lim et al.
Lipids in health and disease, 13, 169-169 (2014-11-05)
This study investigated anti-obesity effects of seven different solvent (n-hexane, toluene, dicholoromethane, ethyl acetate, absolute methanol, 80% methanol and deionized water) extracts of germinated brown rice (GBR) on pancreatic lipase activity, adipogenesis and lipolysis in 3T3-L1 adipocytes. GBR were extracted
James R Reed et al.
Biochemistry, 52(23), 4003-4013 (2013-05-17)
The goal of this study was to characterize the effects of CYP1A2·CYP2B4 complex formation on the rates and efficiency of toluene metabolism by comparing the results from simple reconstituted systems containing P450 reductase (CPR) and a single P450 to those
Tiziana Pacchiarotta et al.
The Analyst, 140(8), 2834-2841 (2015-03-03)
Urinary tract infection (UTI) is among the most common bacterial infections worldwide. The understanding of the physiological mechanisms affected by UTI may need modern integrative '-omics' technologies, and metabolomics in particular. Here we present the first GC-APCI-MS-based explorative metabolomics study
Banu Koz et al.
International journal of molecular sciences, 9(3), 383-393 (2009-03-28)
A new polyacetylene derivative with electroactive thiophene substituent, namely poly(2-methylbut-2-enyl thiophene-3-carboxylate) was synthesized and characterized. For this purpose, novel acetylene monomer was synthesized by the reaction of 3-thiophenecarboxylic acid with propargyl bromide and polymerized with a Rh catalyst to give
Iris Grossman et al.
Journal of molecular biology, 425(22), 4366-4378 (2013-07-23)
Quiescin sulfhydryl oxidase 1 (QSOX1) is a catalyst of disulfide bond formation that undergoes regulated secretion from fibroblasts and is over-produced in adenocarcinomas and other cancers. We have recently shown that QSOX1 is required for incorporation of particular laminin isoforms
Can Aftafa et al.
Journal of chromatography. A, 1361, 43-52 (2014-08-19)
Clay material plays an important role in the transport and retention of many compounds in the soil, therefore, clay based sorbents are promising alternatives for selective sorption of organic pollutants. In the present work, different chain length ionic liquids (ILs)
Maria S Kuyukina et al.
Journal of microbiological methods, 107, 23-29 (2014-09-07)
Using combined confocal laser scanning and atomic force microscopy (CLSM/AFM), bacterial viability under organic solvent stress was assessed at single cell level. Solvent-exposed bacteria stained with the LIVE/DEAD BacLight fluoresced green or red, allowing viable and dead cell discrimination. However
Songchen Xu et al.
Dalton transactions (Cambridge, England : 2003), 43(38), 14368-14376 (2014-06-19)
We report the synthesis of a new mixed oxazoline-carbene scorpionate ligand, bis(4,4-dimethyl-2-oxazolinyl)(1-mesitylimidazolyl)phenylborate (PhB(Ox(Me2))2Im(Mes)). Reactions of the protonated form PhB(Ox(Me2))2(Im(Mes)H) with dialkylzinc compounds provide four-coordinate zinc alkyl complexes, and X-ray diffraction studies of the {PhB(Ox(Me2))2Im(Mes)}ZnR (R = Me, Et) compounds show
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