Table 3.

Specific monosaccharide linkages in HMO, BMO, and commercial oligosaccharides. Adapted from Kuntz et al. (2009)

Glycans	Monosaccharide linkages
HMO
Lacto-N-tetraose/hexaose/octaose/decaose	β1–3, β1–4, β1–6
Fucosyllactose	α1–2, α1–3, α1–4, β1–3, β1–4
Sialyllactose	α2–3, α2–6, β1–4
Sialyl-lacto-N-tetraose	α2–3, α2–6, β1–3, β1–4
BMO
Acetyllactosamine	β1–4
Galactosyllactose	β1–3, β1–4, β1–6
Acetylneuraminyllactose (Neu5Ac)	α2–3, α2–6, α2–8, β1–4
Glycolylneuraminyllactose (Neu5Gc)	α2–3, α2–6, β1–4
Galactooligosaccharides (GOS)	α1–2, α1–4, α1–6
Fructooligosaccharides (FOS)	β1–2