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Orbitrap_SciLib
Reputable Mentor II
Reputable Mentor II
Anastasia Kalli1, Bryson Bennett2, Junhua Wang1, Caroline Ding1 and Ralf Tautenhahn1

Utilize ultra-high resolution mass spectrometry for resolving 13C and 15N double-labeled metabolites extracted from MDB-MA-231 cells Perform metabolite ID with Thermo Scientific™ Compound Discoverer™ 2.0 software in an automated manner through the ChemSpider search node, a local metabolite compound database based on accurate mass measurements and mzCloud HRAM fragmentation library Chromatographic separation was performed with, either, reverse-phase ion-pairing chromatography, or, hydrophilic interaction chromatography (HILIC) Mass spectrometric analysis was performed on a Thermo Scientific™ Q Exactive™ Plus MS and on a Thermo Scientific™ Q Exactive™ HF Orbitrap mass spectrometer operated at a resolution of 140,000 and 240,000, respectively The ultra-high resolution provided by the Q Exactive Orbitrap systems allowed for confident and accurate analysis of 13C and 15N double-labeled metabolites extracted from MDB-MA-231 cells


1Thermo Fisher Scientific, 355 River Oaks Pkwy, San Jose, CA 95134, USA 2Calico Labs, South San Francisco, CA 94080, USA
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‎10-15-2021 11:32 AM
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