Other CCs showing signet-ring morphology present negativity for mucins and correspond to a fixation artefact.”
“Fe-x(CoNi)(1-x) (x = 0.14, 0.20, 0.25) ternary alloy nanoparticles were fabricated by a self-catalyzed reduction method at a low temperature. The investigation of static magnetic properties revealed both saturation magnetization and coercive force enhanced with increasing Fe content. By dispersing alloy nanoparticles into paraffin matrix homogeneously, the electromagnetic properties of them were investigated selleckchem experimentally and the electromagnetic
absorption performances were calculated according to transmission line theory. Significant dielectric relaxation was found in the low Fe content sample, which is dominant in dielectric loss. The magnetic loss was attributed to natural resonance and the resonance peaks’ shift to high frequency region with increasing Fe content. The enhanced electromagnetic absorption performances were obtained by adjusting Fe content to balance CBL0137 molecular weight electromagnetic parameters, because the electromagnetic parameters can be varied by structural and magnetic properties. (C) 2011 American Institute of Physics. [doi: 10.1063/1.3556762]“
“Complex mixtures of contaminants with potential adverse effects on human health and wildlife are found in the environment and in the food chain. These mixtures include numerous anthropogenic compounds
of various origins and structures, which may behave as endocrine disruptors. Mixture’s complexity is further enhanced by biotic and abiotic transformations. It is therefore necessary to develop new strategies allowing the identification of the structure of known, as well as unknown, nuclear receptor (NR) ligands present in complex matrices. We explored the possibility to use NR-based affinity
columns to characterize the presence of bioactive molecules in environmental complex mixtures. Estrogen receptor alpha (ER alpha)-based affinity columns were used to trap and purify estrogenic substances present in surface sediment samples collected in buy EX 527 a French river under mixed anthropogenic pressure. We combined biological, biochemical and analytical approaches to characterize the structure of ligands retained on columns and demonstrate the presence of known active molecules such as bisphenol A and octylphenol, but also of unexpected ER alpha ligands (n-butylparaben, hydroxyl-methyl-benzofuranone). High resolution mass spectrometry results demonstrate that ER alpha affinity columns can be used for the isolation, purification and identification of known as well as unknown estrogenic contaminants present in complex matrices.”
“The in-plane magnetic anisotropy was studied for a quaternary alloy ferromagnetic semiconductor [(InyGa1-y)(1-x)Mn-x]As thin film with x = 0.12 and y = 0.54 grown on an InP(001) substrate using planar Hall effect measurements. The present [(In0.54Ga0.46)(0.88)Mn-0.