Table 2 Effect of gamma ir radiation on microbial population in the balanced nutr itional formular
Irradiation dose (kGy)
Viable cells (log CFU/g)
Total aerobic bacteria
Yeasts and molds
Bacillus cereus
Clostridium perfringens
Coliform group
0
2.6±0.30
1)
2.7±0.49
2.5±1.31
ND
2)
2.6±0.01
2
ND
1.0±1.15
ND
ND
ND
4
ND
ND
ND
ND
ND
6
ND
ND
ND
ND
ND
8
ND
ND
ND
ND
ND
10
ND
ND
ND
ND
ND
Values are mean±SD (n=5).
Not detected within the detection limit <101 CFU/g.