Table 1.
Survival of Salmonella Typhimurium strains on eggshell surface after 21 days of incubation: Comparison between washed and unwashed eggs at 20°C.
Table 2.
Survival of Salmonella Typhimurium strains on eggshell surface of unwashed eggs after 21 days of incubation: Comparison between 20°C and 37°C.
Table 3.
Survival of Salmonella Typhimurium strains on the eggshell surface after 21 days of incubation: Comparison between different doses (103 and 105 CFU/mL) of infection.
Table 4.
Whole egg penetration by different Salmonella Typhimurium strains: Comparison between washed and unwashed eggs at 20°C.
Table 5.
Relationship of washing and translucency with agar egg penetration by Salmonella Typhimurium.
Figure 1.
SEM image of good quality cuticle in unwashed eggs with no eggshell pores exposed.
Figure 2.
SEM image of damaged eggshell surface and exposed eggshell pore in washed eggs.
Table 6.
Effect of egg washing on cuticle score.
Figure 3.
SEM image showing large number of Type B bodies in eggshell.
Figure 4.
SEM image of good quality mamillary caps with better confluence.
Figure 5.
SEM image of extensive erosions throughout the eggshell.
Figure 6.
SEM image showing alignments in the mamillary layer.
Table 7.
Relationship between eggshell ultrastructural parameters and penetration by Salmonella Typhimurium.
Table 8.
Relationship between eggshell ultrastructural parameters and penetration by Salmonella Typhimurium.