Figure 4: Survival curve of BALB/c mice against lethal dose of S. Typhimurium ATCC 19585. Red line: vaccinated mice challenged with 100 LD50 dose, Green line: Vaccinated mice challenged with 1000 LD50 dose, Pink line: Control mice challenged with 100 LD50 dose, Sky blue line: control mice challenged with 1000 LD50 dose.