Table 2.

Five abundant HMOs in milk, feces and urine of a mother-infant dyad analyzed by nano-LC Chip/TOF MS.

MILK
[M + Na]+ (alditol)	Neutral Mass	Hex	Fuc	HexN Ac	Neu Ac	Rel Abund
732.3	709.3	3		1		53.1
878.3	855.3	3	1	1		18.1
1243.4	1220.5	4	1	2		8.9
1097.4	1074.4	4		2		8.5
1389.5	1366.5	4	2	2		2.9
FECES
[M + Na]+ (alditol)	Neutral Mass	Hex	Fuc	Hex NAc	Neu Ac	Rel Abund
732.3	709.3	3		1		45.4
1097.4	1074.4	4		2		8.4
1023.3	1000.4	3		1	1	8.2
1243.4	1220.5	4	1	2		8.1
878.3	855.3	3	1	1		7.6
URINE
[M + Na]+ (alditol)	Neutral Mass	Hex	Fuc	Hex NAc	Neu Ac	Rel Abund
732.3	709.3	3		1		56.1
878.3	855.3	3	1	1		23.3
699.3	676.3	1		1	1	5.9
658.2	635.2	2			1	4.9
1243.4	1220.5	4	1	2		2.5