Table 3.
Total and individual GSL level (μmol·g‐−1 dw) in leaves of 38 accessions belonging to eight subspeices of Brassica rapa
| Genotype (subspecies) | Accession number | Aliphatic | Indolic | Aromatic | Total GSLs | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PRO | GRA | SNG | GAL | GNL | GNA | GCC | GBN | GBS | 4‐MOGBS | NGBS | GNT | |||
| Caixin (ssp. parachinensis) | ||||||||||||||
| Mean | 2 | 2.01 | 0.07 | 0.03 | 0.74 | 0.16 | 5.16 | 2.84 | 2.67 | 0.50 | 0.20 | 0.21 | 0.20 | 14.80 |
| Range | 1.10–2.93 | 0.02–0.13 | 0.01–0.05 | 0.58–0.89 | 0.11–0.17 | 1.56–8.77 | 0.00–5.67 | 1.48–3.86 | 0.50–0.51 | 0.13–0.28 | 0.13–0.29 | 0.15–0.25 | 5.99–23.6 | |
| Chinese cabbage (ssp. pekinensis) | ||||||||||||||
| Mean | 19 | 0.87 | 0.07 | 0.03 | 0.60 | 0.16 | 2.89 | 0.36 | 2.41 | 2.40 | 1.54 | 0.94 | 0.44 | 12.75 |
| Range | 0.13–2.59 | 0.00–0.33 | 0.00–0.10 | 0.00–2.45 | 0.00–0.63 | 0.02–28.02 | 0.00–2.27 | 0.12–11.28 | 0.50–4.08 | 0.60–3.36 | 0.07–2.47 | 0.02–1.30 | 5.41–48.17 | |
| Mizuna (ssp. nipposinica) | ||||||||||||||
| Mean | 1 | 0.20 | 0.69 | 0.03 | 0.58 | 0.00 | 25.56 | 0.46 | 2.39 | 2.34 | 0.51 | 0.47 | 0.15 | 33.38 |
| Pak choi (ssp. chinensis) | ||||||||||||||
| Mean | 5 | 0.37 | 0.03 | 0.04 | 0.23 | 0.04 | 3.21 | 0.14 | 1.93 | 1.02 | 0.55 | 0.28 | 0.35 | 9.38 |
| Range | 0.07–1.02 | 0.00–0.07 | 0.00–0.15 | 0.04–0.44 | 0.00–0.19 | 0.84–5.08 | 0.00–0.33 | 0.83–2.9 | 0.58–1.67 | 0.41–0.88 | 0.08–0.64 | 0.2–0.49 | 4.93–11.5 | |
| Pak choi (ssp. narinosa) | ||||||||||||||
| Mean | 1 | 0.37 | 0.00 | 0.00 | 0.11 | 0.12 | 0.89 | 0.00 | 0.89 | 0.77 | 0.43 | 0.52 | 0.25 | 4.42 |
| Summer oil (ssp. dichotoma) | ||||||||||||||
| Mean | 2 | 0.19 | 0.02 | 0.01 | 0.06 | 0.25 | 16.83 | 0.29 | 1.73 | 0.17 | 0.37 | 0.12 | 0.31 | 20.35 |
| Range | 0.05–0.34 | 0.00–0.03 | 0.00–0.02 | 0.04–0.07 | 0.00–0.49 | 0.33–33.34 | 0.13–0.45 | 1.09–2.37 | 0.10–0.24 | 0.23–0.51 | 0.09–0.15 | 0.26–0.37 | 4.72–35.98 | |
| Turnip (ssp. rapa) | ||||||||||||||
| Mean | 6 | 1.17 | 0.27 | 0.02 | 0.56 | 0.07 | 20.07 | 2.69 | 7.08 | 1.77 | 0.40 | 0.37 | 0.50 | 34.98 |
| Range | 0.20–2.36 | 0.00–0.65 | 0.00–0.03 | 0.15–1.47 | 0.00–0.2 | 5.83–35.05 | 0.00–12.84 | 0.74–14.93 | 1.38–2.02 | 0.32–0.57 | 0.11–0.73 | 0.15–0.68 | 11.20–49.95 | |
| Winter oil (ssp. trilocularis) | ||||||||||||||
| Mean | 2 | 2.65 | 0.00 | 0.06 | 0.00 | 0.00 | 45.68 | 0.01 | 3.24 | 0.56 | 0.30 | 0.45 | 0.56 | 53.51 |
| Range | 0.03–5.28 | 0.00 | 0.08–0.04 | 0.00 | 0.00 | 37.04–54.32 | 0.00–0.03 | 2.66–3.82 | 0.36–0.76 | 0.29–0.31 | 0.31–0.6 | 0.32–0.79 | 47.46–59.56 | |
The means indicate the average of subspecies with the average of triplicate measurements in three independent biological replicates.
The two genotypes of mizuna (ssp. nipposinica) and pak choi (ssp. narinosa) underwent analyses of GSL content in only one accession.