Sentences with phrase «use electrospray»
The most broadly useful methods for chemical and biochemical samples use electrospray ionization - mass spectrometry (ESI - MS).
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The new technique uses an electrospray jet differently, to shoot ionized droplets of solvent at a sample.
Not exact matches
That approach — known as electrospray ionization — ionizes large molecules by dissolving them in a solvent and using an intense electric field to pull tiny charged droplets of solution from the end of a needle.
«We have demonstrated that we can electrospray liquid precursors inside a high vacuum environment of an electron microscope and then use electrons to facilitate useful chemical transformations,» said Fedorov.
The process involving liquid chromatography - electrospray ionization - tandem mass spectrometry relies on a vital step called «charge derivatization» or using a permanently charged reagent to selectively trap the estrogens and isolate them from the lipids and proteins that could interfere with estrogen detection, Schug said.
Two - dimensional polyacrylamide gel electrophoresis combined with chromatographic phosphoprotein pre-enrichment and electrospray ionization mass spectrometry - based protein identification was used to reveal changes of phosphoproteins in cells exposed to cyclic stretching.
Liquid chromatography mass spectrometry (LCMS) was carried out using a Shimadzu LC - 20AD spectrometer at The Scripps Research Institute (La Jolla, CA, USA), and electrospray ionization (ESI) mass analysis with a Thermo Scientific LTQ Orbitrap - XL spectrometer at the Salk Institute.