Fig. 5From: Identification of Monosialylated N-glycoforms in the CDG Urinome by Ion Mobility Tandem Mass Spectrometry: The Potential for Clinical Applicationsa Negative ion mode nanoESI IMS oa-TOF MS/MS of the doubly charged precursor ions at m/z 1199.93. Fragmentation spectrum obtained by averaging over XIC chromatogram B (Fig. 3e) after IM separation. b Structural candidates proposed according to the rule of glycan biosynthesis and by the presence of diagnostic fragment ionsBack to article page