NewswireToday - /newswire/ - Portland, ME, United States, 06/18/2007 - BioAnalyte announced today that it supports the Intact Protein Expression (IPEx) mass spectrometry methods developed by the US FDA Center for Food Safety and Applied Nutrition (CFSAN). IPEx mass spectrometry is an enhancement of existing analytical methods for profiling complex mixtures of intact proteins using widely-available liquid chromatography mass spectrometry (LC/MS) instrumentation.