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Xiu-Li Liu et al.
Molecules (Basel, Switzerland), 18(2), 2183-2199 (2013-02-12)
Condensed tannins (CT) from purple prairie clover (PPC; Dalea purpurea Vent.) and sainfoin (SF; Onobrychis viciifolia) were assessed for anti-Escherichia coli activity by comparing their ability to react with proteins and liposome, cause cell aggregation, and alter outer membrane (OM)
Lei Hou et al.
Environmental toxicology and chemistry, 32(3), 493-500 (2012-12-06)
Carbon nanotubes (CNTs) can exist in the form of colloidal suspension in aquatic environments, particularly in the presence of natural organic matter or surfactants, and may significantly affect the fate and transport of organic contaminants. In the present study, the
Ji Young Choi et al.
Biosensors & bioelectronics, 49, 438-441 (2013-07-03)
The 4-propargylamino-1,8-naphthalimide based fluorescent probe 1 has been explored as a sensor for selective detection of Au(3+). 4-Amino-1,8-naphthalimides, that possess typical intramolecular charge transfer (ICT) electronic characteristics, have been widely used as versatile platforms for fluorescent probes. The newly designed
Time-dependent intensity changes of free fatty acids detected by matrix-assisted laser desorption and ionization time-of-flight mass spectrometry in the presence of 1,8-bis-(dimethylamino)naphthalene--a cautionary note.
Mandy Eibisch et al.
Rapid communications in mass spectrometry : RCM, 26(13), 1573-1576 (2012-05-29)
Xuejun Jiang et al.
Wei sheng yan jiu = Journal of hygiene research, 41(2), 173-179 (2012-05-23)
To explore the effect of inhibition of poly (ADP-ribose) polymerase-1 (PARP-1) on the sensitivity of cells to adriamycin (ADM). Mouse embryonic fibroblasts (MEFs) were divided into two groups according to whether they were treated with 4-amino-1,8-naphthalimide (4-AN) or not. And
Xiaolin Zhang et al.
Inorganic chemistry, 51(4), 2325-2331 (2012-02-10)
A unique gadolinium complex, Nap-DO3A-Gd, comprising a naphthylamine luminescent moiety, a di-2-picolylamine (DPA) binding chelator, and a 1,4,7,10-tetraazacyclododecane-1,4,7-triacetic acid (DO3A) moiety has been designed and synthesized as a dual-functional probe for selective magnetic resonance imaging and fluorescent sensing of copper(II)
Habib Bagheri et al.
Analytica chimica acta, 794, 38-46 (2013-08-27)
A novel Fe3O4-poly(aniline-naphthylamine)-based nanocomposite was synthesized by chemical oxidative polymerization process as a magnetic sorbent for micro solid phase extraction. The scanning electron microscopy images of the synthesized nanocomposite revealed that the copolymer posses a porous structure with diameters less
Arvydas Tamulis et al.
Origins of life and evolution of the biosphere : the journal of the International Society for the Study of the Origin of Life, 43(1), 49-66 (2012-12-18)
The quantum mechanical self-assembly of two separate photoactive supramolecular systems with different photosynthetic centers was investigated by means of density functional theory methods. Quantum entangled energy transitions from one subsystem to the other and the assembly of logically controlled artificial
Zuofu Hu et al.
Optics letters, 37(15), 3072-3074 (2012-08-04)
An ultraviolet photodetector was fabricated based on Mg0.07Zn0.93O heterojunction. N, N'-bis (naphthalen-1-y1)-N, N'-bis(pheny) benzidine was selected as the hole transporting layer. I-V characteristic curves of the device were measured in the dark and under the illumination of 340 nm UV
Silvia Spinelli et al.
Insect biochemistry and molecular biology, 42(1), 41-50 (2011-11-15)
Apis mellifera (Amel) relies on its olfactory system to detect and identify new-sources of floral food. The Odorant-Binding Proteins (OBPs) are the first proteins involved in odorant recognition and interaction, before activation of the olfactory receptors. The Amel genome possess
S Katti et al.
Insect molecular biology, 22(1), 31-40 (2012-11-06)
Many pheromones have very low water solubility, posing experimental difficulties for quantitative binding measurements. A new method is presented for determining thermodynamically valid dissociation constants for ligands binding to pheromone-binding proteins, using β-cyclodextrin as a solubilizer and transfer agent. The
V Chubanov et al.
British journal of pharmacology, 166(4), 1357-1376 (2012-01-17)
Transient receptor potential cation channel subfamily M member 7 (TRPM7) is a bifunctional protein comprising a TRP ion channel segment linked to an α-type protein kinase domain. TRPM7 is essential for proliferation and cell growth. Up-regulation of TRPM7 function is
Qing-Quan Ma et al.
Protein and peptide letters, 19(11), 1144-1148 (2012-05-17)
A novel α-helical antimicrobial peptide G6 rich in Val/Arg residues has been screened previously. In this study, we further evaluated the biochemical stability, interaction with whole bacteria, and in vivo therapeutic or prophylactic role of the peptide in Salmonella typhimurium-infected
Parvaneh Alaei et al.
Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy, 90, 85-92 (2012-02-11)
A novel N-allyl-4-amino-substituted 1,8-naphthalimide dye, containing thiourea functional group with intense yellow-green fluorescence was successfully synthesized. Copolymerization was done with styrene. The photophysical characteristics of dye and its copolymer in solution and solid film were investigated in the presence of
Morris O Makobongo et al.
Antimicrobial agents and chemotherapy, 56(1), 378-390 (2011-11-09)
Helicobacter pylori has developed antimicrobial resistance to virtually all current antibiotics. Thus, there is a pressing need to develop new anti-H. pylori therapies. We recently described a novel oligo-acyl-lysyl (OAK) antimicrobial peptidomimetic, C(12)K-2β(12), that shows potent in vitro bactericidal activity
Julie K Horton et al.
DNA repair, 12(9), 774-785 (2013-07-23)
Poly(ADP-ribose) polymerase-1 (PARP-1) binds intermediates of base excision repair (BER) and becomes activated for poly(ADP-ribose) (PAR) synthesis. PAR mediates recruitment and functions of the key BER factors XRCC1 and DNA polymerase β (pol β) that in turn regulate PAR. Yet
Dong Cao et al.
The Analyst, 137(9), 2218-2225 (2012-03-22)
1,8-Bis(dimethylamino)naphthalene (DMAN), a classical 'proton sponge', was functionalized on silica particles as a novel solid-phase extraction (SPE) adsorbent (DMAN@silica) for extracting perfluoroalkyl sulfonates (PFSs). High reproducibility and excellent extraction capability for PFSs were obtained in a wide pH range (3.0~8.5).
Gang Liang et al.
Biosensors & bioelectronics, 48, 238-243 (2013-05-23)
The amino-substituted naphthalene compounds, such as 1,8-diaminonaphthalene (1,8-DANAP), 2,3-diaminonaphthalene (2,3-DANAP), 1,5-diaminonaphthalene (1,5-DANAP), 1-naphthylamine (1-NAP) and 2-naphthylamine (2-NAP), were investigated by electrochemical impedance spectroscopy (EIS), which was based on the interaction with hairpin DNA immobilized on the gold electrodes. Upon hairpin
Iain M McIntyre et al.
Forensic science international, 223(1-3), 349-352 (2012-11-08)
Sertraline is a commonly prescribed selective inhibitor of serotonin uptake used for the treatment of mental depression and anxiety. Central blood and liver concentrations of sertraline (norsertraline) are compared to levels in peripheral blood in nine medical examiner cases. Specimens
Fengtao Chen et al.
Journal of hazardous materials, 227-228, 474-479 (2012-06-02)
1-Naphthylamine wastewater causes severe environmental pollution because of its acute toxicity and carcinogenicity in humans, which makes it difficult to reuse by conventional technologies. In this study, we report an investigation of the electrochemical catalytic oxidation of 1-naphthylamine in synthetic
Çiğdem Bilen et al.
Journal of enzyme inhibition and medicinal chemistry, 28(3), 440-446 (2012-01-12)
Serum paraoxonase 1 (PON1) was purified from bovine serum using hydrophobic interaction chromotography on Sepharose 4B-coupled l-tyrosine 1-naphthylamine gel, and monitored by sodium dodecyl sulfate polyacrylamide gel electrophoresis. Paraoxonase enzyme was immobilized using different ratios of glutaraldehyde and the maximum
Fung Fuh Wong et al.
The Journal of organic chemistry, 77(19), 8492-8500 (2012-09-07)
A new sequential three-component heterocyclization was developed by reacting aromatic and heterocyclic substrates, including aminobenzenes, 1-aminonaphthalene, 2-aminopyrazines, 5-aminopyrazoles, 3-aminopyridine, 5-aminopyrimidine, 5-aminoquinoline, and 8-aminoquinoline, with formamide in the presence of PBr(3). The reaction gave the corresponding pyrazolo[3,4-d]pyrimidines in good yields (59-96%)
Yuta Matsuoka et al.
Free radical biology & medicine, 53(11), 2112-2118 (2012-10-03)
Ascorbic acid is a small-molecule reductant with multiple functions in vivo. Reducing ascorbic acid intake leads to a lack of hydroxylation of prolines and lysines, causing a looser triple helix and resulting in scurvy. Ascorbic acid also acts as an
Rebecca J Malott et al.
Antimicrobial agents and chemotherapy, 56(1), 464-471 (2011-10-19)
A major challenge to clinical therapy of Burkholderia cepacia complex (Bcc) pulmonary infections is their innate resistance to a broad range of antimicrobials, including polycationic agents such as aminoglycosides, polymyxins, and cationic peptides. To identify genetic loci associated with this
Li Wang et al.
PloS one, 7(11), e48368-e48368 (2012-11-28)
Cystatin-related epididymal spermatogenic (CRES) protein, a member of the cystatin superfamily of cysteine protease inhibitors (also known as CST8), exhibits highly specific, age-dependent expression in mouse testis and epididymis. The CRES protein possesses four highly conserved cysteine residues which govern
Filipe M Coreta-Gomes et al.
Analytical biochemistry, 427(1), 41-48 (2012-05-10)
In this work, we develop a methodology to quantitatively follow the solubilization of cholesterol on glycodeoxycholic acid (GDCA) micelles using (13)C nuclear magnetic resonance (NMR). The amount of solubilized cholesterol enriched in (13)C at position 4, [4-(13)C]cholesterol, was quantified from
Yuchao Lu et al.
Se pu = Chinese journal of chromatography, 29(11), 1122-1127 (2012-03-08)
A method for the determination of 4,4'-methylenedianiline, aniline, o-anisidine, 3, 4-dimethylaniline, p-anisidine, 3-aminophenol, 1-naphthylamine in hair dyes was established by capillary electrophoresis coupled with field-amplified sample stacking. The optimum running buffer was an aqueous solution containing 0.15 mol/L NaH2PO4 and
B Rusconi et al.
Biochimica et biophysica acta, 1824(8), 947-953 (2012-05-09)
The major malaria vector in Sub-Saharan Africa is the Anopheles gambiae mosquito. This species is a key target of malaria control measures. Mosquitoes find humans primarily through olfaction, yet the molecular mechanisms associated with host-seeking behavior remain largely unknown. To
Elizabeth Rayburn et al.
Cancer chemotherapy and pharmacology, 69(6), 1423-1431 (2012-03-01)
ML-970 (AS-I-145; NSC 716970) is an indolecarboxamide synthesized as a less toxic analog of CC-1065 and duocarmycin, a natural product that binds the A-T-rich DNA minor groove and alkylates DNA. The NCI60 screening showed that ML-970 had potent cytotoxic activity
F F Kadlubar et al.
Cancer research, 38(11 Pt 1), 3628-3638 (1978-11-01)
The carcinogen N-hydroxy-1-naphthylamine reacted with nucleic acids and protein under slightly acidic conditions (pH 5) to form covalently bound derivatives with 3 to 20 naphthyl residues/1000 monomer units. The level of binding was in the following order: DNA greater than
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