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. 2022 Jul 25;11(8):1443. doi: 10.3390/antiox11081443

Table 3.

TPC and ABTS assay of UVB-treated purple kohlrabi sprouts.

0 h Non-UV Treated UV Treated
6 h 12 h 24 h 48 h 6 h 12 h 24 h 48 h
Total phenolic compounds (mg/g) 0.62 ± 0.00 0.62 ± 0.01 0.60 ± 0.01 0.65 ± 0.01 0.61 ± 0.01 0.61 ± 0.00 0.63 ± 0.00 0.66 ± 0.00 0.67 ± 0.00
ABTS (inhibition %) 46.80 ± 4.11 46.73 ± 0.40 44.72 ± 1.05 46.29 ± 0.89 47.60 ± 0.76 46.82 ± 1.75 51.94 ± 1.31 54.06 ± 1.76 * 51.31 ± 0.18

The t-test showed a statistically significant difference (* p < 0.05) compared with the control (0 h).