Table 4.
Molecular and biochemical characteristics of the three Lpx-B1 haplotypes in durum wheat germplasm.
| Haplotype a | Year of Release | Gene/Allele a | Transcript Abundance a | Linoleate Hydroperoxidation Activity (IU/g) a,b | β-Carotene Bleaching Activity (IU/g) a,b |
|---|---|---|---|---|---|
| I | Pre–1971 |
Lpx-B1.1b
Lpx-B1.3 |
High High |
2.30–7.91 (4.60) |
0.074–0.037 (0.058) |
| II | 1971–1990 |
Lpx-B1.1a
Lpx-B1.2 |
High Very low |
1.32–4.52 (2.59) |
0.026–0.043 (0.034) |
| III | 1991–2005 |
Lpx-B1.1c
Lpx-B1.2 |
High Very low |
0.22–0.02 (0.12) |
0.007–0.003 (0.005) |
a Data from [162]; b Means are given in brackets.