نتایج جستجو برای: micellar electrokinetic chromatography
تعداد نتایج: 112246 فیلتر نتایج به سال:
A review taking into account the literature reports covering 20 years of fatty acid analysis by capillary electrophoresis is presented. This paper describes the evolution of fatty acid analysis using different CE modes such as capillary zone electrophoresis, non-aqueous capillary electrophoresis, micellar electrokinetic capillary chromatography and microemulsion electrokinetic chromatography em...
In this study, I separated gold nanoparticles (Au NPs) using the reversed electrode polarity stacking mode (REPSM) of a capillary electrophoresis system for on-line enhancement prior to performing micellar electrokinetic chromatography (MEKC). In the first part of this paper, I discuss the effects of several new and important parameters, the nature of the added salt, the pH of the sample matrix...
Three fatty acids were separated by micellar electrokinetic chromatography (MEKC) using ammonium perfluorooctanoate as volatile surfactant. Characterizations of both injection buffer and background electrolyte have been performed complementary techniques including scattering experiments (light, x-rays) NMR. Different structures observed such small micelles at low methanol content larger aggrega...
The concept of the Magnetized Emulsion Cloud Chamber is here described. It is shown how the presence of a magnetic field and the use of an emulsion spectrometer permit very good charge reconstruction and enhance the momentum determination capabilities, keeping at the same time the high accuracy and compactness of the Emulsion Cloud Chamber, presently used in the OPERA experiment. The design of ...
Method Patients (n = 102) undergoing isolated coronary bypass grafting were prospectively enrolled and divided into cohorts of OPCAB (n = 34), MECC (n = 34), and ONCAB (n = 34). Serial blood samples were collected at multiple time points (preoperatively, at skin closure, and postoperatively at 24 and 48 hours). Total RNA was isolated from all samples, and gene expression analyses were performed...
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