. 2017 Mar 15;7:44466. doi: 10.1038/srep44466

Table 1. Comparison of DHB and GO matrix for MALDI-TOF MS analysis of a mixture of four standard phospholipid species in positive mode.

Species	Signal	m/z	S/N ratio		Increase factor (GO/DHB)
Species	Signal	m/z	DHB	GO	Increase factor (GO/DHB)
PC	[M + Na-59]⁺	805.44	48	367	10
	[M + K-59]⁺	821.42	8	1618
	[M + H]⁺	842.54	165	26
	[M + Na]⁺	864.52	102	190
PE	[M + K]⁺	880.49	16	605	51
	[M + Na]⁺	714.39	20	185
	[M + K]⁺	730.38	ND	1027
	[M + Na + K-H]⁺	752.37	ND	287
	[M + 2K-H]⁺	768.34	ND	71
PG	[M + Na]⁺	797.42	ND	50	N/A
PG	[M + K]⁺	813.39	ND	172	N/A
PS	[M + Na]⁺	782.37	22	21	6
PS	[M + K]⁺	798.35	ND	125	6