TABLE 6.

Immunogenicity of rJEV mutants in weanling mice inoculated by the i.p. route

Virus	Dose (PFU)	No. of mice with seroconversion/total no. of mice	Neutralizing antibody titera (reciprocal EC50)
			GMT	Range
JEV SA14-14-2	104	10/10	473	124–1,026
rJEVmut14-14-2	104	7/10	247	<8–4,556
rJEVmutE	104	10/10	1,857	937–3,736
rJEVmut11	104	10/10	1,156	496–3,605
rJEVmut3	104	9/9	1,361	506–2,521
Mock	NAb	0/10	<8	<8

^aGeometric mean titer calculated only for seroconverted mice.

^bNA, not applicable.