Table 4.
Chemical profile of root extracts of Cingapura cultivar: inoculated plants (IP) and control plants (CP).
| RT | Alkamides | MW | MF | 7 dpi | 15 dpi | 21 dpi | 30 dpi | 45 dpi | |||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| (min) | (Figure 4) | (Molecular Weight) | (Molecular Formula) | IP | CP | IP | CP | IP | CP | IP | CP | IP | CP |
| 22.2 | 6R | 285.3350 | C17H19NO3 | X | X | X | X | X | X | − | X | X | X |
| 23.3 | 8aR/8bR | 224.3587 | C14H26NO | X | X | X | X | X | X | X | X | X | X |
| 23.9 | 9aR/9bR | 333.5457 | C22H39NO | X | X | − | X | X | X | − | X | X | X |
| 24.0 | 14aR/14bR | 335.5613 | C22H41NO | + | X | X | − | X | X | X | |||
| 24.1 | 9aR/9bR | 333.5457 | C22H39NO | X | X | X | X | − | X | X | X | ||
| 24.4 | 16R | 235.3616 | C15H25NO | X | X | X | X | X | X | − | X | X | X |
| 26.3 | 12R | 367.4772 | C23H29NO3 | X | X | X | X | X | X | X | X | X | X |
| 26.8 | 13R | 383.5191 | C24H33NO3 | X | X | X | X | X | X | X | X | X | X |
RT: Retention time; MW: Molecular weight; MF: Molecular formula; Alkamides in bold represent changes in function of the infection; (X): Alkamides present in inoculated plants and control plants; (−): Alkamides present in control plants and absent in inoculated plants; (+): Alkamides present only in inoculated plants.