Table 2.
Lactobacillus acidophilus, Bifidobacterium, S. thermophilus (A) and L. bulgaricus viable cells counting after 3, 7 and 12 days of cold storage in yogurt control (0.0 g L−1) and supplemented with grape extract (1.5 and 3.0 g L−1)
| g L−1 | Day 3 | Day 7 | Day 12 | Day 3 | Day 7 | Day 12 |
|---|---|---|---|---|---|---|
| Lactobacillus acidophilus | Bifidobacterium | |||||
| 0.0 | 220 ± 8.2a | 48.33 ± 6.7a | 10.67 ± 3.3a | 162.3 ± 5.4c | 9.97 ± 2.7c | 6.30 ± 2.3b |
| 1.5 | 31.34 ± 3.6b | 12.47 ± 2.8c | 3.2 ± 2.0b | 323.3 ± 7.9a | 37.67 ± 5.1b | 15.90 ± 3.8a |
| 3.0 | 33.67 ± 4.1b | 19.67 ± 4.6b | 4.2 ± 0.1b | 205 ± 9.2b | 220 ± 5.8a | 12.6 ± 3.4a |
| Streptococcus thermophilus | Lactobacillus bulgaricyus | |||||
| 0.0 | 36.27 ± 7.2a | 0.77 ± 0.12b | 0.73 ± 0.16b | 69.67 ± 6.7a | 65.34 ± 5.8a | 6.20 ± 3.4b |
| 1.5 | 8.9 ± 2.4b | 3.23 ± 1.2a | 0.74 ± 0.22b | 49.37 ± 4.8b | 52.67 ± 6.3b | 6.5 ± 0.40b |
| 3.0 | 8.8 ± 3.3b | 3.11 ± 1.4a | 2.43 ± 1.4a | 27.64 ± 3.7c | 23.7 ± 7.7c | 18.40 ± 2.6a |
Results are given in 108 CFU/g
* Means within a row with different superscripts are significantly different for same microorganism (P < 0.05)