Research Article
Antioxidant Activity and Inhibitory Effects of Black Rice Leaf on the Proliferation of Human Carcinoma Cells
Table 4
The retention time and mass spectral characteristics of the bioactive compounds detected in subfraction 5 by HPLC-DAD-MS/MS.
| Peak | RT (min) | Tentative identification | [M-H]- (m/z) | MS/MS (m/z) | Amount (mg/g) | Ref. |
| 1 | 46.77 | Luteolin-8-C-glucoside | 447 | 297, 327, 357 | | [39] | 2 | 50.09 | 3,3,4,5,5,7 Hexahydroxyflavanone | 319 | 139, 183 | | [40] | 3 | 58.25 | Quercetin-3-galactoside | 463 | 257, 300, 463 | | [41] | 4 | 59.25 | Luteolin-7-O-glucoside | 447 | 285, 447 | | [41] | 5 | 70.85 | Kaempferol-7-O-glucoside | 447 | 285 | | [42] | 6 | 90.39 | Luteolin | 285 | 65, 107, 133, 151, 175, 199, 217, 285 | | Standard |
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RT: retention time and Ref.: reference. The most abundant fragments are marked in bold.
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