Table 2.
PA profiles in developing seed coats of ‘Courier’
| GC-P | EGC-P | EC-P | GC | EGC | EC | |
|---|---|---|---|---|---|---|
| 12 DAA a | 20.5 ± 1.9b | 55.8 ± 1.9 | 0.42 ± 0.02 | 17.3 ± 0.4 | 5.65 ± 0.26 | 0.38 ± 0.03 |
| 15 DAA | 24.8 ± 0.7 | 55.2 ± 0.1 | 0.38 ± 0.03 | 15.0 ± 0.3 | 4.35 ± 0.36 | 0.32 ± 0.10 |
| 20 DAA | 27.5 ± 0.6 | 52.9 ± 0.7 | 0.36 ± 0.04 | 14.4 ± 0.7 | 4.47 ± 0.19 | 0.29 ± 0.07 |
| 25 DAA | 29.2 ± 0.6 | 51.6 ± 1.0 | 0.22 ± 0.19 | 14.3 ± 0.4 | 4.51 ± 0.16 | 0.21 ± 0.01 |
| 30 DAA | 30.8 ± 1.7 | 49.8 ± 2.2 | 0.31 ± 0.04 | 14.1 ± 0.4 | 4.76 ± 0.21 | 0.19 ± 0.05 |
aDAA, days after anthesis; bMolar% ± SE (n = 3).
GC-P, gallocatechin-(4α → 2)-phloroglucinol; EGC-P, epigallocatechin-(4β → 2)-phloroglucinol; EC-P, epicatechin-(4β → 2)-phloroglucinol; GC, gallocatechin; EGC, epigallocatechin; EC, epicatechin.
PA content was determined using the phloroglucinolysis and RP-HPLC-DAD analysis method.