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DNA-binding of nickel(II), copper(II) and zinc(II) complexes: structure-affinity relationships
Abstract Nickel(II), copper(II) and zinc(II) complexes with the same ligands normally display analogous coordination geometry and binding mode toward DNA. However, although qualitatively alike inExpand
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Conformations, protonation sites, and metal complexation of benzohydroxamic Acid. A theoretical and experimental study.
A theoretical and experimental study on the structure and deprotonation of benzohydroxamic acid (BHA) has been performed. Calculations at the RHF/cc-pVDZ level, refined by the B3LYP/AUG-cc-pVDZExpand
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New insights into the mechanism of the DNA/doxorubicin interaction.
Doxorubicin (DOX) is an important anthracycline antibiotic whose intricate features of binding to DNAs, not yet fully understood, have been the object of intense debate. The dimerization equilibriumExpand
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On the properties of 1-butyl-3-methylimidazolium octylsulfate ionic liquid
This work reports on a theoretical and experimental study on the ionic liquid 1-butyl-3-methylimidazolium octylsulfate ([BMIM]OS). The halogen-free ionic liquid [BMIM]OS is a stable solvent regardingExpand
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Sesquiterpene lactones and elemane derivatives from Onopordon myriacanthum
Abstract The aerial parts of Onopordon myriacanthum afforded, in addition to several known flavonoids and sesquiterpene lactones a new elemanolide, a new germacranolide, two new eudesmanolides and aExpand
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Formamide–(C1–C5) alkan-1-ols solvent systems
Excess volumes, excess viscosities, and exess Gibbs energies of activation for viscous flow of binary liquid mixtures of formamide with (C1–C5) alkan-1-ols have been calculated from the densities andExpand
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6-Prenyloxy-7-methoxycoumarin, a coumarin-hemiterpene ether from Carduus tenuiflorus
Abstract From the acetone extract of Carduus tenuiflorus , a new coumarin-hemiterpene ether was isolated, which was identified as 6-(3,3-dimethylallyloxy)-7-methoxycoumarin. The synthesis of thisExpand
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Sesquiterpene lactones, flavonoids and coumarins from Centaurea collina
Abstract The isolation and characterization of two coumarins, five flavonoids and four sesquiterpene lactones from the aerial parts of Centaurea collina are reported. The 13 C NMR data are included.
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Sesquiterpene lactones and an elemane derivative from Onopordon corymbosum
Abstract The aerial parts of Onopordon corymbosum afforded dehydromelitensin, its 8-(4-hydroxymethacryloil)-derivative and a related ester. The 13C NMR of several natural and synthetic elemanolidesExpand
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Lignans and flavonoids from Carduus assoi
A new lignan, 2-hydroxyolivil, has been isolated from aerial parts of Carduus assoi, together with 14 known compounds, including hispidulin 7-glucoside and luteolin 3′-rhamnoside.
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