Table 2 Categorization of animals and the description of each group

Group I

uninfected, untreated

Group II

infected by S. Typhimurium ATCC 14,028, untreated

Group III

infected by S. Paratyphi A, untreated

Group IV

infected by S. Typhi, untreated

Group V

infected by S. Typhimurium ATCC 14,028, treated by free form

Group VI

: infected by S. Paratyphi A, treated by free form

Group VII

infected by S. Typhi, treated by free form

Group VIII

infected by S. Typhimurium ATCC 14,028, treated by microencapsulated form

Group IX

infected by S. Paratyphi A, treated by microencapsulated form

Group X

infected by S. Typhi, treated by microencapsulated form

Group XI

infected by S. Typhimurium ATCC 14,028, treated by vehicle

Group XII

infected by S. Paratyphi A, treated by vehicle

Group XIII

infected by S. Typhi, treated by vehicle