Results 11 to 20 of about 159,461 (291)

Nano-Liquid Chromatography in Pharmaceutical and Biomedical Research [PDF]

open access: yesJournal of Chromatographic Science, 2013
Miniaturized separation techniques have emerged as environmentally friendly alternatives to available separation methods. Nano-liquid chromatography (nano-LC), microchip devices and nano-capillary electrophoresis are miniaturized methods that minimize reagent consumption and waste generation.
Mariana Roberto, Gama   +2 more
openaire   +2 more sources

Characterization of Electronic Cigarette Aerosol and Its Induction of Oxidative Stress Response in Oral Keratinocytes. [PDF]

open access: yes, 2016
In this study, we have generated and characterized Electronic Cigarette (EC) aerosols using a combination of advanced technologies. In the gas phase, the particle number concentration (PNC) of EC aerosols was found to be positively correlated with puff ...
Chang, Chong Hyun   +8 more
core   +6 more sources

Robust, reproducible and quantitative analysis of thousands of proteomes by micro-flow LC–MS/MS

open access: yesNature Communications, 2020
Mass spectrometry-based proteomics typically relies on highly sensitive nano-flow liquid chromatography (LC) but this can reduce robustness and reproducibility.
Yangyang Bian   +16 more
doaj   +1 more source

Transport in nanofluidic systems: a review of theory and applications [PDF]

open access: yes, 2010
In this paper transport through nanochannels is assessed, both of liquids and of dissolved molecules or ions. First, we review principles of transport at the nanoscale, which will involve the identification of important length scales where transitions in
Berg, A. van den   +2 more
core   +4 more sources

Monolithic nano-porous polymer in microfluidic channels for lab-chip liquid chromatography

open access: yesNano Convergence, 2018
In this paper, a nano-porous polymer has been integrated into the microfluidics device as on-chip monolithic liquid chromatography column for separation of chemical and biological samples.
Jin-young Kim, Danny O’Hare
doaj   +1 more source

Liquid chromatographic strategies for separation of bioactive compounds in food matrices [PDF]

open access: yes, 2018
Nowadays, there is an increasing attention for nutraceuticals and, in general, bioactive compounds naturally present in food. Indeed, the possibility of preserving human health and preventing disease (e.g., cardiovascular diseases, cancer etc.) by the ...
Capriotti, Anna Laura   +5 more
core   +1 more source

Quantum Cascade Laser Enabled Nano-liter Polymer Waveguide Sensor [PDF]

open access: yes, 2012
To improve the Mid-Infrared (IR) chemical sensing capabilities in liquids and gases, a polymer based waveguide that has 100% interaction with Quantum Cascade (QC) laser field is proposed and demonstrated.
Deev, Andrei, Wu, Sheng
core   +1 more source

Localization of sterols and oxysterols in mouse brain reveals distinct spatial cholesterol metabolism [PDF]

open access: yes, 2020
Dysregulated cholesterol metabolism is implicated in a number of neurological disorders. Many sterols, including cholesterol and its precursors and metabolites, are biologically active and important for proper brain function. However, spatial cholesterol
Angelini, Roberto   +10 more
core   +2 more sources

A Fast and Accurate Method to Identify and Quantify Enzymes in Brush-Border Membranes: In Situ Hydrolysis Followed by Nano LC-MS/MS

open access: yesMethods and Protocols, 2020
A simple method for the identification of brush-border membrane α-glucosidases is described. The proteins were first solubilized and separated in a gel under native, non-denaturing, conditions.
Antonio Brun   +5 more
doaj   +1 more source

Multianalyte LC-MS-based methods in doping control: what are the implications for doping athletes? [PDF]

open access: yes, 2016
Over the last 50 years, the list of doping substances and methods has been progressively expanding, being regularly reviewed by the international antidoping authorities (formerly the Medical Commission of the International Olympic Committee, and ...
Botre', Francesco   +2 more
core   +1 more source

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