Assessment of metabolome annotation quality: a method for evaluating the false discovery rate of elemental composition searches.

BACKGROUND: In metabolomics researches using mass spectrometry (MS), systematic searching of high-resolution mass data against compound databases is often the first step of metabolite annotation to determine elemental compositions possessing similar theoretical mass numbers. However, incorrect hits...

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Bibliographic Details
Main Authors: Fumio Matsuda, Yoko Shinbo, Akira Oikawa, Masami Yokota Hirai, Oliver Fiehn, Shigehiko Kanaya, Kazuki Saito
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2009-01-01
Series:PLoS ONE
Online Access:http://europepmc.org/articles/PMC2761541?pdf=render