Table 4 Normalized ROS levels and difference in ROS levels normalized to day 0, the untreated condition or WT of CLS assay at day 0, 7, 13, and 17 for the ∆sir2 and ∆tor1 strains. Data used in comparison were significant at p < 0.001. Q, PCA and HD referred to quercetin, protocathechuic acid and Hom Dang, respectively. Negative values indicated the decreased values.
From: Life-span extension by pigmented rice bran in the model yeast Saccharomyces cerevisiae
Strain | Day | % Normalized ROS levels compared to day 0 | % Difference in ROS levels normalized to day 0 | % Difference in ROS levels normalized to untreated condition | % Difference in ROS levels normalized to WT | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
untreated | Quercetin (Q) | PCA | HD extract | untreated | Quercetin (Q) | PCA | HD extract | untreated | Quercetin (Q) | PCA | HD extract | untreated | Quercetin (Q) | PCA | HD extract | ||
WT | 0 | 100 | 100 | 100 | 100 | 0 | 0 | 0 | 0 | 0 | −91 | −84 | −89 | 0 | 0 | 0 | 0 |
3 | 202 | 279 | 319 | 487 | 50 | 64 | 69 | 79 | 0 | −88 | −75 | −73 | 0 | 0 | 0 | 0 | |
5 | 261 | 356 | 383 | 587 | 62 | 72 | 74 | 83 | 0 | −88 | −77 | −75 | 0 | 0 | 0 | 0 | |
7 | 294 | 536 | 489 | 705 | 66 | 81 | 80 | 86 | 0 | −84 | −74 | −73 | 0 | 0 | 0 | 0 | |
11 | 304 | 1537 | 1023 | 1545 | 67 | 93 | 90 | 94 | 0 | −56 | −48 | −43 | 0 | 0 | 0 | 0 | |
13 | 324 | 2044 | 1429 | 1998 | 69 | 95 | 93 | 95 | 0 | −45 | −32 | −31 | 0 | 0 | 0 | 0 | |
17 | 340 | 2653 | 1685 | 2293 | 71 | 96 | 94 | 96 | 0 | −32 | −23 | −24 | 0 | 0 | 0 | 0 | |
∆sir2 | 0 | 100 | 100 | 100 | 100 | 0 | 0 | 0 | 0 | 0 | −87 | −84 | −81 | 10 | 63 | 13 | 85 |
3 | 219 | 68 | 237 | 256 | 54 | −47 | 58 | 61 | 0 | −96 | −83 | −78 | 19 | −60 | −16 | −3 | |
5 | 277 | 635 | 441 | 407 | 64 | 84 | 77 | 75 | 0 | −70 | −75 | −72 | 17 | 192 | 30 | 28 | |
7 | 290 | 1097 | 995 | 802 | 65 | 91 | 90 | 88 | 0 | −51 | −45 | −48 | 8 | 234 | 130 | 110 | |
11 | 300 | 1418 | 1143 | 996 | 67 | 93 | 91 | 90 | 0 | −39 | −39 | −37 | 9 | 51 | 26 | 19 | |
13 | 301 | 1609 | 1435 | 1216 | 67 | 94 | 93 | 92 | 0 | −31 | −24 | −24 | 2 | 29 | 13 | 13 | |
17 | 313 | 1837 | 1529 | 1312 | 68 | 95 | 93 | 92 | 0 | −24 | −22 | −21 | 1 | 13 | 3 | 6 | |
∆tor1 | 0 | 100 | 100 | 100 | 100 | 0 | 0 | 0 | 0 | 0 | −90 | −83 | −81 | 12 | 22 | 23 | 94 |
3 | 181 | 228 | 260 | 252 | 45 | 56 | 61 | 60 | 0 | −88 | −75 | −73 | 0 | 0 | 0 | 0 | |
5 | 277 | 1141 | 554 | 629 | 64 | 91 | 82 | 84 | 0 | −61 | −66 | −56 | 19 | 292 | 78 | 108 | |
7 | 282 | 1403 | 883 | 790 | 65 | 93 | 89 | 87 | 0 | −53 | −47 | −45 | 7 | 220 | 122 | 117 | |
11 | 296 | 1974 | 1040 | 951 | 66 | 95 | 90 | 89 | 0 | −37 | −40 | −37 | 9 | 57 | 25 | 19 | |
13 | 299 | 2239 | 1350 | 1201 | 67 | 96 | 93 | 92 | 0 | −29 | −23 | −22 | 3 | 34 | 16 | 16 | |
17 | 311 | 2551 | 1489 | 1325 | 68 | 96 | 93 | 92 | 0 | −22 | −18 | −17 | 2 | 18 | 9 | 12 | |