Table 1.

The number of N-glycopeptides identified in the samples.

Sample	The Number of Identified N-Glycopeptides	The Number of Identified N-Glycopeptides with Sialic Acid	The Number of Quantified N-Glycopeptides	The Number of Quantified N-Glycopeptides with Sialic Acid
Basic	103	52	47	23
Main	104	57	43	26
Acidic	73	47	39	25