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Doriane Lorendeau et al.
Biochemical pharmacology, 90(3), 235-245 (2014-05-31)
The multidrug resistance protein 1 (MRP1) is involved in multidrug resistance of cancer cells by mediating drug efflux out of cells, often in co-transport with glutathione (GSH). GSH efflux mediated by MRP1 can be stimulated by verapamil. In cells overexpressing
Polina D Blagojević et al.
Chemistry & biodiversity, 12(8), 1237-1255 (2015-08-13)
The plant volatile profile and the essential-oil chemical composition change during the storage of plant material. The objective of this study was to develop a mathematical model able to predict, explain, and quantify these changes. Mathematical equations, derived under the
C Anitha et al.
Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy, 96, 493-500 (2012-06-26)
A series of metal(II) complexes of VO(II), Co(II), Ni(II), Cu(II) and Zn(II) have been synthesized from the azo Schiff base ligand 4-((E)-4-((E)-(4-chlorophenyl)diazenyl)-2-hydroxybenzylideneamino)-1,5-dimethyl-2-phenyl-1H-pyrazol-3(2H)-one (CDHBAP) and characterized by elemental analysis, spectral (IR, UV-Vis, (1)H NMR, ESR and EI-mass), magnetic moment measurements, molar
Enbo Xu et al.
Journal of food science, 80(7), C1476-C1489 (2015-06-20)
Enzymatic extrusion, instead of traditional steam cooking, to treat rice is an efficient and alternative pretreatment for Chinese rice wine fermentation. In order to determine the formation of volatiles in enzymatic extrusion-processed rice wine (EE), and to confirm its characteristic
Masazumi Tamura et al.
Nature communications, 6, 8580-8580 (2015-10-06)
Multidentate materials formed by simply mixing heterogeneous and homogeneous components are promising for construction of versatile active sites on the surface of heterogeneous compounds, however, to the best of our knowledge, there are no reports on such materials. Self-assembly of
Zheng Qiao et al.
Journal of chromatography. A, 1393, 18-25 (2015-03-31)
In this present study, magnetic Fe3O4@SiO2 nanoparticles (MNPs) functionalized with octadecyl groups (Fe3O4@SiO2-C18 NPs) were synthesized, characterized and employed, for the first time, as powerful nanosorbent to extract endogenous volatile organic metabolites (EVOMs) namely, hexanal, heptanal, decanal, benzaldehyde, 4-heptanone, 5-methyl-2-furfural
Jong H Kim et al.
International journal of molecular sciences, 16(11), 26850-26870 (2015-11-17)
Disruption of cell wall integrity system should be an effective strategy for control of fungal pathogens. To augment the cell wall disruption efficacy of monoterpenoid phenols (carvacrol, thymol), antimycotic potency of benzaldehyde derivatives that can serve as chemosensitizing agents were
Shuyou Chen et al.
Organic letters, 15(18), 4754-4757 (2013-09-10)
The Rh-catalyzed direct annulation of an aldehyde with an alkyne leading to indenone was achieved. The in situ temporal installation of acetylhydrazine enables the annulation of the ortho arene C-H bond with alkynes to form ketone hydrazone. Subsequently, the in
Mikhail A Filatov et al.
Organic & biomolecular chemistry, 13(25), 6977-6983 (2015-05-30)
Fusion with a 9,10-anthraquinone moiety was achieved to extend porphyrin's π-system. A bridged dihydroisoindole derivative was used to prepare the corresponding meso-tetraphenyltetraanthraquinonoporphyrin (Ph4TAQP) via a thermal retro-Diels-Alder reaction. The basic optical properties of the prepared new anthraquinonoporphyrin and its complexes
Supercritical fluid extraction of volatile components from Bunium persicum Boiss.(black cumin) and Mespilus germanica L.(medlar) seeds
Pourmortazavi SM, et al.
J. Food Compos. Anal., 18(5), 439-446 (2005)
Sinead T Keaveney et al.
Organic & biomolecular chemistry, 13(12), 3771-3780 (2015-02-20)
A series of ionic liquids containing anions of differing coordination strength were investigated as solvents for the condensation reaction of an alkyl amine and an aromatic aldehyde. As predicted, the rate constant of the process was found to increase with
Matthias Onghena et al.
Food additives & contaminants. Part A, Chemistry, analysis, control, exposure & risk assessment, 31(12), 2090-2102 (2014-11-20)
In 2011, the European Union prohibited the production of polycarbonate (PC) baby bottles due to the toxic effects of the PC monomer bisphenol-A. Therefore, baby bottles made of alternative materials, e.g. polypropylene (PP) or polyethersulphone (PES), are currently marketed. The
Chloé Boitard et al.
The Journal of neuroscience : the official journal of the Society for Neuroscience, 35(9), 4092-4103 (2015-03-06)
In addition to metabolic and cardiovascular disorders, obesity is associated with adverse cognitive and emotional outcomes. Its growing prevalence during adolescence is particularly alarming since recent evidence indicates that obesity can affect hippocampal function during this developmental period. Adolescence is
Astrid Rohwedder et al.
The Journal of comparative neurology, 523(18), 2637-2664 (2015-08-04)
All organisms continuously have to adapt their behavior according to changes in the environment in order to survive. Experience-driven changes in behavior are usually mediated and maintained by modifications in signaling within defined brain circuits. Given the simplicity of the
Murthy Jonnada et al.
Journal of chromatography. A, 1409, 166-172 (2015-08-01)
An organic monolithic column based on the co-polymerization of 2-naphthyl methacrylate (NAPM) as the functional monomer and trimethylolpropane trimethacrylate (TRIM) as the crosslinker was introduced for high performance reversed-phase liquid chromatography (RPC). The co-polymerization was performed in situ in a
Rui Wang et al.
The Journal of organic chemistry, 78(17), 8696-8704 (2013-08-27)
The hydroxyl-substituted benzoic acid (as phenyl group A in the product), aniline (as phenyl group B in the product), benzaldehyde (as phenyl group C in the product), and four isocyanides are employed to synthesize bis-amide via an Ugi four-component reaction.
Charles Vidoudez et al.
Marine drugs, 9(3), 345-358 (2011-05-11)
A survey of the production of polyunsaturated aldehydes (PUA) of manipulated plankton communities is presented here. PUA are phytoplankton-derived metabolites that are proposed to play an important role in chemically mediated plankton interactions. Blooms of different intensities of the diatom
Young Lok Choi et al.
Organic letters, 14(19), 5102-5105 (2012-09-19)
A one-pot transition-metal-free, base-mediated synthesis of dibenzo[b,f]oxepins was developed. The reaction of 2-halobenzaldehydes with (2-hydroxyphenyl)acetonitriles proceeds via a sequential aldol condensation and intramolecular ether formation reaction in the presence of Cs(2)CO(3) and molecular sieves in toluene.
Krishnan Sampath et al.
Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy, 105, 582-592 (2013-02-05)
Four new ruthenium(II) complexes with N(4)-methyl thiosemicarbazone ligands, (E)-2-(2-chlorobenzylidene)-N-methylhydrazinecarbothioamide (HL(1)) and (E)-N-methyl-2-(2-nitrobenzylidene)hydrazinecarbothioamide (HL(2)), were prepared and fully characterized by various spectro-analytical techniques. The Schiff bases act as bidentate, monobasic chelating ligands with S and N as the donor sites and
Guzman Torrelo et al.
Chembiochem : a European journal of chemical biology, 16(4), 625-630 (2015-02-17)
In 2009, we reported that the product of the gene SCJ21.16 (XFa0032) from Xylella fastidiosa, a xylem-restricted plant pathogen that causes a range of diseases in several important crops, encodes a protein (XfHNL) with putative hydroxynitrile lyase activity. Sequence analysis
Zhi-Huai Li et al.
Chirality, 24(12), 1092-1095 (2012-09-25)
Immobilized Cu(OAc)(2)-bis(oxazolines) via hydrogen bonding by SBA-15 was applied to asymmetric Henry reaction, and good enantioselectivities were obtained (up to 83% ee) between 2-methoxybenzaldehyde and CH(3)NO(2) in isopropyl alcohol (iPrOH). The catalyst could be reused seven times without any obvious
Jennifer L Hellier et al.
PloS one, 7(4), e35251-e35251 (2012-04-20)
Recently, we have shown that mice with decreased expression of α7-nicotinic acetylcholine receptors (α7) in the olfactory bulb were associated with a deficit in odor discrimination compared to wild-type mice. However, it is unknown if mice with decreased α7-receptor expression
Rafael P Vieira et al.
European journal of medicinal chemistry, 50, 140-148 (2012-02-24)
Benzaldehyde semicarbazone (BS) inhibited zymosan writhing response, carrageenan paw edema and both phases of formaldehyde nociceptive response. 2-hydroxybenzaldehyde semicarbazone (2-OHBS) and semicarbazide inhibited carrageenan paw edema and the second phase of formaldehyde nociceptive response. 2-OHBS inhibited zymosan writhing response. 3-
Fei Pang et al.
Chemistry (Weinheim an der Bergstrasse, Germany), 21(18), 6879-6887 (2015-03-15)
Fe3O4/ZIF-8 nanoparticles were synthesized through a room-temperature reaction between 2-methylimidazolate and zinc nitrate in the presence of Fe3O4 nanocrystals. The particle size, surface charge, and magnetic loading can be conveniently controlled by the dosage of Zn(NO3)2 and Fe3O4 nanocrystals. The
Paolo Lorenzon et al.
The Journal of neuroscience : the official journal of the Society for Neuroscience, 35(1), 146-160 (2015-01-09)
The type of neuronal activity required for circuit development is a matter of significant debate. We addressed this issue by analyzing the topographic organization of the olfactory bulb in transgenic mice engineered to have very little afferent spontaneous activity due
Rosario Sánchez-Gómez et al.
Journal of agricultural and food chemistry, 62(45), 10861-10872 (2014-10-23)
Vine-shoots are an important waste in all viticulture areas that should be re-used with innovative applications. The aim of this work was to produce Airén waste vine-shoot aqueous extracts by four solid-liquid extraction techniques such as conventional solid-liquid extraction (CSLE)
Chandi C Malakar et al.
Organic & biomolecular chemistry, 10(19), 3899-3905 (2012-04-14)
Cu(I)-catalyzed reaction of o-bromobenzaldehydes with β-ketoesters using Cs(2)CO(3) as a base and 2-picolinic acid as an additive proceeds under mild conditions and gives access to substituted naphthalenes in a single step with yields ranging from 71 to 86%. The new
Xiu-Qin Dong et al.
Chemical communications (Cambridge, England), 48(58), 7238-7240 (2012-05-05)
An efficient protocol for the direct construction of bioactive thiochromanes was developed via a catalytic asymmetric cascade sulfa-Michael-aldol reaction of 2-mercaptobenzaldehyde with α,β-unsaturated N-acyl imides. The key to the present methodology is introducing a pyrazole moiety as H-bond acceptor, which
Alfonso Pérez-Garrido et al.
Bioorganic & medicinal chemistry, 17(2), 896-904 (2008-12-06)
This paper reports a QSAR study for predicting the complexation of a large and heterogeneous variety of substances (233 organic compounds) with beta-cyclodextrins (beta-CDs). Several different theoretical molecular descriptors, calculated solely from the molecular structure of the compounds under investigation
Longfei Lin et al.
Biomedical chromatography : BMC, 29(10), 1541-1547 (2015-03-27)
An ultra-performance liquid chromatography/quadrupole time-of-flight mass spectrometry method was established to detect as many constituents in rat plasma as possible after oral administration of Radix polygoni multiflori (RPM) extract. A C18 column (150 × 2.0 mm, 4 µm) was adopted to separate the samples
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