Table 1.
Content and type of metabolites in phenolic acid biosynthesis pathway.
| Compounds | Molecular Weight (Da) | CPS | |||
|---|---|---|---|---|---|
| F1 | F2 | F3 | F4 | ||
| Sinapoyl malate | 340.1 | 180000 ± 80600b | 85400 ± 36800b | 74600 ± 14700b | 441000 ± 97800a |
| Caffeic aldehyde | 164.1 | 175000 ± 11600a | 238000 ± 72700a | 237000 ± 26300a | 196000 ± 44500a |
| L-Phenylalanine | 165.079 | 25700000 ± 1560000b | 26600000 ± 5000000b | 34200000 ± 3860000a | 3200000 ± 647000c |
| Cinnamic acid | 148.0524 | 71000 ± 13900a | 98900 ± 16200a | 79700 ± 16800a | 126000 ± 77500a |
| Caffeic acid | 180.0423 | 378000 ± 40700b | 772000 ± 384000ab | 608000 ± 47600ab | 1700000 ± 891000a |
| Ferulic acid | 194.0579 | 8430000 ± 6070000a | 7460000 ± 3860000a | 9710000 ± 4460000a | 9460000 ± 3640000a |
| Chlorogenic acid | 354.0951 | 3060000 ± 237000a | 2600000 ± 318000a | 2520000 ± 267000a | 1800000 ± 146000b |
| Coniferylaldehyde | 178.063 | 2090000 ± 622000b | 1930000 ± 470000b | 3050000 ± 106000a | 1880000 ± 264000b |
| Syringin | 372.142 | 13300 ± 15000b | 60300 ± 21800b | 33500 ± 23700b | 118000 ± 32500a |
| p-Coumaric acid | 164.047 | 368000 ± 131000a | 295000 ± 180000a | 84700 ± 34900a | 591000 ± 598000a |
| Coniferyl alcohol | 180.079 | 96900 ± 48600b | 110000 ± 39100b | 65700 ± 15700b | 502000 ± 54300a |
| Sinapic acid | 224.069 | 15500 ± 7880b | 41200 ± 25300b | 19000 ± 12900b | 457000 ± 183000a |
| Sinapyl alcohol | 210.089 | 6040 ± 412b | 8300 ± 6100b | 1180 ± 1660b | 103000 ± 8870a |
| Coniferin | 342.132 | 1660000 ± 2350000a | 21900000 ± 17300000a | 5200000 ± 7350000a | 44700000 ± 40500000a |
* CPS, Count Per Second; SE, Standard Error. Different small letters indicate significant difference among four different developmental stages.