Development of an oral DNA vaccine against MG7-Ag of gastric cancer using attenuated salmonella typhimurium as carrier

Table 1 Cellular ELISA detection of antibody in the immune serum (OD₄₅₀, ^¯x±s)

Group	OD450
PBS control	0.298 ± 0.017
Empty vector control	0.347 ± 0.062
Vaccination group	0.841 ± 0.136

Paired Student t-test was used to investigate the difference between two groups.

Table 2 In vitro unprimed assay of spleenocytes (Radiation count/min cpm ^¯x±s)

Group	Radiation count (cpm)
PBS control	2981 ± 389.8
Empty vector control	3158 ± 416.7
Vaccination group	2896 ± 335.4

Paired student t-test was used to investigate the difference between two groups.