Table 2.
Candidate reference genes ranked by NormFinder. α-EF: α-Elongation factor; His: Histone; UBC: Ubiquitin conjugating enzyme; 18S: 18S rRNA; GAPDH: Glyceraldehyde 3-phosphate dehydrogenase.
| Ranking | All samples | Samples of wounded stems at different times | Samples of different organs | |||
|---|---|---|---|---|---|---|
| Candidate reference genes | Stablity value | Candidate reference genes | Stablity value | Candidate reference genes | Stablity value | |
| 1 | Actin | 0.281 | UBC | 0.209 | Actin | 0.243 |
| 2 | β-tubulin | 0.395 | β-tubulin | 0.229 | β-tubulin | 0.393 |
| 3 | α-EF | 0.492 | Actin | 0.402 | a-EF | 0.621 |
| 4 | His | 0.515 | a-EF | 0.455 | His | 0.750 |
| 5 | UBC | 0.755 | His | 0.469 | UBC | 0.821 |
| 6 | 18S | 0.787 | GAPDH | 0.690 | 18S | 0.858 |
| 7 | GAPDH | 1.715 | 18S | 0.825 | GAPDH | 2.457 |