TABLE 1.

Structures of PSs used in this study

PS	Structure
MCPS OAc+	9)-α-NeuNAC-(2→
	7/8
	▴
	O-acetyl
MCPS OAc−	9)-α-NeuNAC-(2→
E. coli K92	8)-α-NeuNAC-(2→9)-α-NeuNAC-(2→
E. coli K1	8)-α-NeuNAC-(2→