Table 1.

Circulating titers and affinity (IC₅₀) of patient sera and anti-GM1 mAb

	GBS patient/mAb
	JHH-9	98-7	IgG GM1-2b
Circulating Ab titer	6400–12,800	3200	204,800–409,600
IC50 (oligo-GM1)	8 × 10−6 m	1 × 10−4 m	>1 × 10−4 m