TABLE 1.

Serum antibody titers of immunized mice the day before challenge with the C. trachomatis MoPn strain

Antigen	Adjuvant	Immunization		Neutralizing titer	Anti-C. trachomatis MoPn ELISA titera
		Route	No. of times		IgM	IgA	IgG	IgG1	IgG2a	IgG2b	IgG3
MOMP	CpG + alum	i.m. + s.c.	1	450	<100	800	51,200	25,600	25,600	12,800	200
Ovalbumin	CpG + alum	i.m. + s.c.	1	0	<100	<100	<100	<100	<100	<100	<100
MOMP	CpG + alum	i.m. + s.c.	3	450	<100	1,600	102,400	25,600	25,600	1,600	400
Ovalbumin	CpG + alum	i.m. + s.c.	3	0	<100	<100	<100	<100	<100	<100	<100
C. trachomatis MoPn		i.n.	1	1,250	<100	3,200	25,600	3,200	25,600	12,800	3,200

^aELISA, enzyme-linked immunosorbent assay.