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Marisol Minig et al.
Biotechnology and applied biochemistry, 62(1), 94-100 (2014-04-05)
The diglycosidase, α-rhamnosyl-β-glucosidase, from Acremonium sp. DSM24697 was immobilized by adsorption and cross-linking onto polyaniline-iron (PI) particles. The immobilization yield and the immobilization efficiency were relatively high, 31.2% and 8.9%, respectively. However, the heterogeneous preparation showed lower stability in comparison
Yuan Ren et al.
Chemosphere, 141, 13-18 (2015-06-19)
This paper describes the fate of a nitrobenzene-degrading bacterium, Klebsiella oxytoca NBA-1, which was isolated from a pharmaceutical wastewater treatment facility. The 90-day survivability of strain NBA-1 after exposure to sludge under anaerobic and aerobic conditions was investigated. The bacterium
A Subashini et al.
Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy, 104, 403-408 (2013-01-01)
One of the Schiff base 4-bromo-4'dimethylamino benzylideneaniline (BDMABA) compounds was synthesized and single crystal of the material was grown by solvent evaporation method at room temperature. Molecular structure of BDMABA was confirmed by (1)H nuclear magnetic resonance and the presence
Wen Chen et al.
Journal of the American Chemical Society, 135(11), 4438-4449 (2013-03-02)
A series of linear and cyclic, sequence controlled, DNA-conjoined copolymers of aniline (ANi) and 2,5-bis(2-thienyl)pyrrole (SNS) were synthesized. In one approach, linear copolymers were prepared from complementary DNA oligomers containing covalently attached SNS and ANi monomers. Hybridization of the oligomers
S Iwersen-Bergmann et al.
International journal of legal medicine, 113(3), 171-174 (2000-07-06)
A 47-year-old woman unwittingly ingested an unknown substance together with her breakfast coffee. She suffered effects such as strong headache, generalized cyanosis, and a burning sensation of the lips and collapsed some minutes later. After admission into hospital a methemoglobin
Andréa R Chaves et al.
Journal of chromatography. A, 1399, 1-7 (2015-05-09)
In the present work, a new stationary phase for disposable pipette extraction (DPX) based on composites of polyaniline and a styrene-divinylbenzene (SD) copolymer was applied to the analysis of fluoxetine and norfluoxetine in plasma samples using liquid chromatography and fluorescence
Somasekhar R Chinnadayyala et al.
Biosensors & bioelectronics, 69, 155-161 (2015-03-01)
A simple one step method for the alcohol oxidases (AOx) protein mediated synthesis of gold nano-particles (AuNPs) in alkaline (pH 8.5) condition with simultaneous stabilization of the nanoparticles on the AOx protein surface under native environment has been developed. The
Francesco Agnetti et al.
Mycoses, 57(7), 400-405 (2014-03-14)
Trichophyton verrucosum is the most common ringworm agent in cattle. Epidemiology of cattle dermatophytoses in Central Italy is not clear. Its diffusion among cattle and herdsmen was investigated in 20 Umbrian farms, Central Italy. Hairs and scales were taken from
Bofan Yu et al.
Journal of chromatography. A, 1356, 221-229 (2014-07-07)
For the expanded application area, fast trace analysis of certain high boiling point (i.e., 150-250 °C) volatile organic compounds (HVOCs) in water, a large volume-direct aqueous injection-gas chromatography (LV-DAI-GC) method was optimized for the following parameters: packed sorbent for sample
Huaxian Ma et al.
Toxicology and applied pharmacology, 267(3), 276-283 (2013-01-29)
Mechanisms by which aniline exposure elicits splenotoxicity, especially a tumorigenic response, are not well-understood. Earlier, we have shown that aniline exposure leads to oxidative DNA damage and up-regulation of OGG1 and NEIL1/2 DNA glycosylases in rat spleen. However, the contribution
Oliver M Kirkby et al.
Physical chemistry chemical physics : PCCP, 17(25), 16270-16276 (2015-05-21)
Femtosecond time-resolved photoelectron spectroscopy experiments have been used to compare the electronic relaxation dynamics of aniline and d7-aniline following photoexcitation in the range 272-238 nm. Together with the results of recent theoretical investigations of the potential energy landscape [M. Sala
Mei-Qiang Cai et al.
Journal of chromatography. A, 1349, 24-29 (2014-05-27)
A novel amphiphilic polymeric ionic liquid membrane containing a hydrophilic bromide anion and a hydrophobic carbonyl group was synthesized in dimethylformamide (DMF) systems using the ionic liquid 1-butyl-3-vinylimidazolium bromide (BVImBr) and the methylmethacrylate (MMA) as monomers. The prepared amphiphilic ploy-methylmethacrylate-1-butyl-3-vinylimidazolium
Jing Zhang et al.
Chemosphere, 141, 258-264 (2015-08-21)
The effects of Zn(0) dosage from 0.1 to 1.3gL(-1), pH from 2 to 12 and temperature from 288 to 318K on the degradation of aniline in aqueous solution by ozone in the presence of Zn(0) were investigated through batch experiments.
Masahiro Takeo et al.
Journal of bacteriology, 195(19), 4406-4414 (2013-07-31)
Acinetobacter sp. strain YAA has five genes (atdA1 to atdA5) involved in aniline oxidation as a part of the aniline degradation gene cluster. From sequence analysis, the five genes were expected to encode a glutamine synthetase (GS)-like protein (AtdA1), a
David Bonnel et al.
Analytical biochemistry, 434(1), 187-198 (2012-11-13)
In the current study, we compared plastic matrix-assisted laser desorption/ionization (MALDI) plates pre-spotted with different solid ionic matrices. Data reflect that after 3 months of storage, the standards were oxidized in α-cyano-4-hydroxycinnamic acid (HCCA) whether or not in HCCA/3-acetylpyridine (3APY)
Wenying Fan et al.
Journal of chromatography. A, 1418, 36-44 (2015-10-05)
Graphene oxide (GO) is an ideal adsorbent for polar and less polar compounds due to its hexagonal carbon network structure with oxygen-containing groups, while its strong hydrophilicity and water solubility limited its application in sample pretreatment techniques. Herein, GO was
Venu Gopal Bairi et al.
Sensors (Basel, Switzerland), 15(10), 26415-26429 (2015-10-27)
A highly active tannin doped polyaniline-TiO₂ composite ammonia gas sensor was developed and the mechanism behind the gas sensing activity was reported for the first time. A tanninsulfonic acid doped polyaniline (TANIPANI)-titanium dioxide nanocomposite was synthesized by an in situ
Synthesis and characterization of phosphodiester stationary bonded phases for liquid chromatography.
Szymon Bocian et al.
Talanta, 143, 35-41 (2015-06-17)
The new type of stationary bonded phases for liquid chromatography with immobilized artificial membrane properties was synthesized. Based on the modification of diol-bonded silica gel the phosphodiester stationary phases were obtained. The structures of synthesized material were confirmed by different
Karol Kadlec et al.
Talanta, 147, 44-49 (2015-11-26)
The novel approach for hydroxyapatite (HA) surface characterization was proposed. The main aim of this investigation was to estimate surface properties of HA as a biomaterial in real system i.e. in simulated body fluid (SBF). One of the method, which
Chad D Iverson et al.
Journal of chromatography. A, 1373, 17-24 (2014-12-04)
Most stationary phases for hydrophilic interaction liquid chromatography (HILIC) and reversed phase liquid chromatography (RPLC) are based on silica. Porous graphitic carbon (PGC) is an attractive alternative to silica-based phases due to its chemical and thermal stability, and unique selectivity.
Takamasa Kinoshita et al.
Analytical sciences : the international journal of the Japan Society for Analytical Chemistry, 31(6), 487-493 (2015-06-13)
In this study, we examined raspberry-shaped organic/inorganic hybrid structure for potential development of a nanoantenna system capable of detecting and labeling biomolecules. The structure is characterized by a high density of gold nanoparticles (AuNPs) separated by closely packed aniline oligomers
Giulia Caron et al.
Journal of medicinal chemistry, 48(9), 3269-3279 (2005-04-29)
Growing interest in the use of both the logarithm of the partition coefficient of the neutral species in the alkane/water system (log P(N)(alk)) and the difference between log P(N)(oct) (the logarithm of the partition coefficient of the neutral species in
Chencheng Sun et al.
Chemosphere, 141, 243-249 (2015-08-19)
A nano-composite electrocatalyst of Pd nanoparticles (Pd-NPs) anchored on polyaniline (PANI) supported by mesoporous SBA-15 (Pd-NPs/PANI/SBA-15), was synthesized using an in situ chemical method. Transmission electron microscopy showed that the Pd-NPs were homogeneously dispersed. Fourier-transform infrared and X-ray photoelectron spectroscopies
Himanshu Bhusan Samal et al.
Journal of pharmacological and toxicological methods, 73, 34-41 (2015-04-07)
The Mur enzymes of the peptidoglycan biosynthesis pathway constitute ideal targets for the design of new classes of antimicrobial inhibitors in Gram-negative bacteria. We built a homology model of MurD of Salmonella typhimurium LT2 using MODELLER (9v12) software. 'The homology
Hoa Q Nguyen et al.
Journal of pharmaceutical sciences, 104(9), 3101-3119 (2015-04-23)
Patient safety risk due to toxic degradation products is a potentially critical quality issue for a small group of useful drug substances. Although the pharmacokinetics of toxic drug degradation products may impact product safety, these data are frequently unavailable. The
Saori Yoneda et al.
PloS one, 9(6), e99263-e99263 (2014-06-05)
Fusobacterium nucleatum is a ubiquitous member of the human oral flora and is associated with the development of periodontitis and a variety of other types of polymicrobial infections of the mucosa. In the oral cavity, this species is one of
One-pot ring-closing metathesis/1,3-dipolar cycloaddition through assisted tandem ruthenium catalysis: synthesis of a dye with isoindolo[2,1-a]quinoline structure.
Mitsuhiro Arisawa et al.
Angewandte Chemie (International ed. in English), 52(3), 1003-1007 (2012-12-01)
Roman Spesyvtsev et al.
Faraday discussions, 157, 165-179 (2012-12-13)
Femtosecond time-resolved photoelectron imaging is employed to investigate ultrafast electronic relaxation in aniline, a prototypical aromatic amine. The molecule is excited at wavelengths between 269 and 238 nm. We observe that the S2(pi3s/pi sigma*) state is populated directly during the
S A Vaziri et al.
Pharmacogenetics, 11(1), 7-20 (2001-02-24)
Arylamines such as 2-naphthylamine and 4-aminobiphenyl are suspected human bladder procarcinogens that require bioactivation to DNA-reactive species to exert their carcinogenic potential. The goals of the present study were (i) to assay for the presence of the arylamine acetyltransferases NAT1
István Ilisz et al.
Analytical and bioanalytical chemistry, 407(3), 961-972 (2014-10-20)
The stereoisomers of 1,2,3,4-tetrahydroisoquinoline analogs were resolved for the first time by applying a polar ionic mobile phase on a quinine or a quinidine moiety fused with a chiral sulfonic acid-type chiral selector immobilized on silica [Chiralpak ZWIX(+)™ and Chiralpak
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