TABLE 3.

Inhibition of GBS invasion to ME-180 and A549 cells by antiserum to selected pilus proteins

Cell lines	GBS serotypes	Inhibition of invasion against GBS antisera used
		GBS80	GBS67	SAN1518
		%	%	%
ME-180	Ia	60 ± 2	NAa	45 ± 5.3
	III	40 ± 2	NA	55 ± 1.9
	V	30 ± 1.5b	63 ± 3	NA
	VII	45 ± 4.5	23 ± 3b	5 ± 4.3b
A549	Ia	21 ± 4b	NA	72.8 ± 4.2
	III	73.6 ± 4.5	NA	66 ± 4.2
	V	10 ± 3b	NDc	NA
	VII	42.5 ± 3.2	50.2 ± 2	88.5 ± 1.8

^a NA, not applicable.

^b Not significant; all other inhibition data are significant at p < 0.05.

^c Not detected.