Table 5.

ELISA titers of samples from two typical patients with type III response^a

Patient	No. of days after onset of fever	Titer
		r47b		r56s
		IgM	IgG	IgM	IgG
MAK 132	7	−	400	−	800
	14	−	6,400	100	51,200
	21	−	6,400	100	51,200
	28	−	6,400	200	12,800
	69	−	400	100	12,800
MAK 168	3	100	6,400	200	12,800
	10	−	800	100	102,400
	24	−	400	100	25,600
	68	−	400	100	25,600

^a−, ELISA negative (titer less than 100).