Table 9 Total yeasts and molds count (cfu.g−1) of beef burger affected by anthraquinone pigment (AQP), BHT and γ- irradiation during cold storage (4 ± 1ºC)
Storage Period (day) | Treatments | ||||||
|---|---|---|---|---|---|---|---|
control | Anthraquinone concentration % (W/V) | BHT (200 ppm) | γ- irradiation (kGy) | ||||
0.5 | 1.0 | 2.0 | 3 | 5 | |||
0 | 4.6 × 102 | 4.5 × 102 | 4.3 × 102 | 4.2 × 102 | 4.6 × 102 | N.D | N.D |
3 | 9.3 × 102 | 8.6 × 102 | 6.4 × 102 | 4.7 × 102 | 9.9 × 102 | N.D | N.D |
6 | 7.7 × 103 | 4.6 × 103 | 8.9 × 102 | 6.4 × 102 | 6.3 × 103 | N.D | N.D |
9 | 4.2 × 104 R | 9.8 × 103 | 4.6 × 103 | 1.5 × 103 | 1.3 × 104 | 1.3 × 10 | N.D |
12 |  | 2.9 × 104 R | 7.9 × 103 | 5.8 × 103 | 3.9 × 104 R | 4.2 × 10 R | N.D |
15 |  |  | 2.6 × 104 R | 7.8 × 103 |  |  | 1.3 × 10 |
18 |  |  |  | 2.3 × 104 R |  |  | 3.3 × 10 |
21 |  |  |  |  |  |  | 8.4 × 10 |
24 |  |  |  |  |  |  | 5.5 × 102 R |