Table 1.
Primers used for RT-PCR analysis
| Gene | GenBank ID | Forward primer (5' to 3') | Reverse primer (5' to 3') | Product size (bp) |
| PpPAL | HM543574.1 | AAGCTGCTGAAAAGGTGCAT | TCATTTTGGTTGCTGCTCTG | 126 |
| PpCHS | HM543568.1 | CCGTGAAGTTGGGCTTACAT | TGGGTGTGCAATCCAGAATA | 139 |
| PpCHI | HM543569.1 | AATATGGGGTGCAGCTTGAG | TGCTGGAAAATGAAACGTGA | 155 |
| PpF3H | HM543570.1 | CAAAACCCAGCTCAAGAAGC | CTCCGAGTCCTGCAATTGTT | 174 |
| PpDFR | HM543571.1 | TGAATGTCGAAGAGCACCAG | AAATGGGCCAATCACAAGAG | 197 |
| PpUFGT | JX149550.1 | TGGCCTCTCAAGGACAGTTT | CCGCCTGCTATAGTCTCCAG | 173 |
| PpANS | HM543572.1 | AGGAGTTGAAGAAGGCAGCA | GCTCAATGGGAAGATCGAAA | 123 |
| PpMYB10 | EU155160.1 | GGCAGGACTGCGAATAATGT | CCCACCAATCACGTTGAGTA | 196 |
| PpTT8 | KF585000.1 | CCGACCACCCACATTTCC | TGACCGTTGCGGCCCGTCTC | 163 |
| TEF2 | TC3544 | GGTGTGACGATGAAGAGTGATG | TGAAGGAGAGGGAAGGTGAAAG | 129 |
| UBQ10 | TC2782 | AAGGCTAAGATCCAAGACAAAGAG | CCACGAAGACGAAGCACTAAG | 146 |