Found 9617 Results / Page 470 of 481
2016 / Chemical Physics Letters
Magnetic circular dichroism (MCD) spectra of C60Cl6, C70Cl10 and C60Cl24 were measured and interpreted using a sum-over-state (SOS) protocol exploiting time dependent… Continue reading Magnetic Circular Dichroism of Chlorofullerenes. Experimental and Computational Study
2016 / International Journal of Biological Macromolecules
Triple helical nucleic acids or triplex are formed from the combination of three oligonucleotides. In the double stranded form the… Continue reading An overview on the interaction of phenazinium dye phenosafranine to RNA triple and double helices
2016 / Analytical Biochemistry
In this study, a colorimetric method was exploited to detect bisphenol A (BPA) based on BPA-specific aptamer and cationic polymer-induced… Continue reading Colorimetric detection of bisphenol A based on unmodified aptamer and cationic polymer aggregated gold nanoparticles
2012 / Journal of Chromatography A
Asymmetric allylic alkylation leading to dimethyl [(2E)-1,3-diphenylprop-2-en-1-yl]propanedioate 1 is a privileged reaction which has been considered in more than 800 references from… Continue reading Enantiomers of dimethyl [(2E)-1,3-diphenylprop-2-en-1-yl]propanedioate resulting from allylic alkylation reaction: Elution order on major high-performance liquid chromatography chiral columns
2016 / Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy
B3LYP is one of the most widely used functional for the prediction of electronic circular dichroism spectra, however if the… Continue reading Systematic study on the TD-DFT calculated electronic circular dichroism spectra of chiral aromatic nitro compounds: A comparison of B3LYP and CAM-B3LYP
2016 / Journal of Photochemistry and Photobiology B: Biology
In this contribution, the toxicological effects of C.I. Acid Red 2 and 1-(2-pyridylazo)-2-naphthol (PAN) have been elucidated by utilizing plasma… Continue reading Biointeractions of C.I. Acid Red 2 and its structural analogues with transporter albumin: Fluorescence, circular dichroism, and ligand docking approaches
2015 / Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy
Congo red (CR), one of the most commonly used dyes for the identification of amyloid fibril aggregates, is also a… Continue reading Albumin-induced circular dichroism in Congo red: Applications for studies of amyloid-like fibril aggregates and binding sites
2015 / Analytica Chimica Acta
A new chemical sensor based on the measuring of circular dichroism signal (CD) was fabricated from cysteamine capped cadmium sulfide… Continue reading Circular dichroism sensor based on cadmium sulfide quantum dots for chiral identification and detection of penicillamine
2015 / Analytica Chimica Acta
A new circular dichroism sensor for detecting Ni2+ and Co2+ was proposed for the first time using chiral chelating quantum dots. The… Continue reading A circular dichroism sensor for Ni2+ and Co2+ based on L-cysteine capped cadmium sulfide quantum dots
2016 / Journal of Molecular Structure
Four novel pregnane-NSAIDs prodrugs 3β-(2-(6-methoxynaphthalene-2yl) propionoxy)-16α-methoxy-pregn-5-ene-20-one (3), 16α-methoxy-pregn-5-ene-20-one-3yl-2(4-iso butyl phenyl) propanoate (4), 3β-(2-(6-methoxynaphthalene-2yl) propionoxy) 20-hydroxy-16α-methoxy-pregn-5-ene (5) and 20-hydroxy-16α-methoxy-pregn-5-ene-20-one-3yl-2(4-iso butyl phenyl)… Continue reading Expedient synthesis of novel pregnane-NSAIDs prodrugs, XRD, stereochemistry of their C-20 derivatives by circular dichroism, conformational analysis, their DFT and TD-DFT studies
2015 / International Journal of Biological Macromolecules
It is shown that in water with no added salts calf-thymus DNA and its drug-loaded forms exhibit peculiar, completely reversible… Continue reading Apparent circular dichroism signature of stirring-oriented DNA and drug–DNA complexes
2015 / Polyhedron
The octahedral cobalt(III) complexes with (S,S)-ethylenediamine-N,N′-di-2-propionic (S,S-eddp) and (S,S)-ethylenediamine-N,N′-di-2-(3-methyl)-butanoic (S,S-eddv) acids and oxalato and malonato ligands, as additional bidentate ligands,… Continue reading Stereospecific ligands and their complexes. Part XXI. Synthesis, characterization, circular dichroism and antimicrobial activity of cobalt(III) complexes with some edda-type of ligands. Crystal structure of potassium-Δ-(−)589-s-cis-oxalato-(S,S)-ethylenediamine-N,N′-di-(2-propanoato)-cobaltate(III)-semihydrate, K-Δ-(−)589-s-cis-[Co(S,S-eddp)(ox)]·0.5H2O
2014 / Dyes and Pigments
The network of chemical reactions of the compound 4′-(2-hydroxyethoxy)-7-hydroxyflavylium and its photochromic properties were studied in the absence and presence… Continue reading Photochromism of the complex between 4′-(2-hydroxyethoxy)-7-hydroxyflavylium and β-cyclodextrin, studied by 1H NMR, UV–Vis, continuous irradiation and circular dichroism
2014 / Polyhedron
Five new chiral dioxidovanadium Schiff base complexes derived from l-valine, l-leucine,l-histidine, l-threonine and d-threonine were synthesized and characterized by elemental analysis, 1H and 51V NMR and… Continue reading X-ray structure analysis, electronic and vibrational circular dichroism of chiral-at-metal dioxidovanadium(V) complexes with amino acids derived Schiff base ligands
2014 / Journal of Chromatography B
A series of novel tocainide analogues were characterized for their HSA and RSA binding, by using high-performance liquid affinity chromatography… Continue reading Species-dependent binding of tocainide analogues to albumin: Affinity chromatography and circular dichroism study
2014 / Journal of Chromatography A
Levamisole, an anthelmintic drug, has been increasingly employed as an adulterant of illicit street cocaine over the last decade; recently,… Continue reading Determination of levamisole and tetramisole in seized cocaine samples by enantioselective high-performance liquid chromatography and circular dichroism detection
2016 / Extremophiles
Thermostable lipases offer major biotechnological advantages over mesophilic lipases. In this study, an intracellular thermostable and organic solvent-tolerant lipase-producing strain… Continue reading A novel thermostable and organic solvent-tolerant lipase fromXanthomonas oryzae pv. oryzae YB103: screening, purification and characterization
2016 / Molecules
Phytochemical investigation of the bark of Juglans sinensis Dode (Juglandaceae) led to the isolation of two active compounds, 8-hydroxy-2-methoxy-1,4-naphthoquinone (1) and 5-hydroxy-2-methoxy-1,4-naphthoquinone… Continue reading Cytotoxic Compounds from Juglans sinensis Dode Display Anti-Proliferative Activity by Inducing Apoptosis in Human Cancer Cells
2016 / Process Biochemistry
A polysaccharide (MP21) was extracted and purified from Lepidium meyenii Walp. using DEAE-52 and Sephacryl™ S-500 columns. Its physicochemical properties and macrophage… Continue reading Immunomodulatory effects of a polysaccharide purified fromLepidium meyenii Walp. on macrophages
2016 / Proteins: Structure, Function, and Bioinformatics
The histopathological hallmark of Alzheimer’s disease (AD) is the aggregation and accumulation of the amyloid beta peptide (Aβ) into misfolded… Continue reading A2T and A2V Aβ Peptides Exhibit Different Aggregation Kinetics, Primary Nucleation, Morphology, Structure and LTP Inhibition
