TABLE 1.
Agrobacterium-mediated transformation efficiency using the binary vector pCEiEPSPS and pCP4-EPSPS.
| Vector | Selective agent | Selection efficiency (%) | Regeneration efficiency (%) | Rooting efficiency (%) | Positive transgene events by PCR (%) | Final transformation efficiency (%) |
| pCEiEPSPS | 3 mM glyphosate | 55.18 ± 7.21a | 92.61 ± 4.89a | 82.87 ± 3.98a | 100 ± 0a | 42.07 ± 4.12a |
| 5 mM glyphosate | 58.51 ± 14.37a | 92.66 ± 2.25a | 94.02 ± 4.24b | 100 ± 0a | 51.24 ± 14.16a | |
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| pCP4-EPSPS | 3 mM glyphosate | 60.63 ± 14.04a | 81.87 ± 2.06b | 93.21 ± 6.41b | 100 ± 0a | 45.386.59a |
| 5 mM glyphosate | 59.33 ± 11.33a | 82.85 ± 8.08b | 93.92 ± 6.68b | 100 ± 0a | 46.31 ± 0.65a | |
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| pC1300 | 50 mg/L hygromycin | 47.65 ± 2.73a | 89.11 ± 3.47a | 65.95 ± 15.68c | 86.67 ± 2.36b | 27.79 ± 6b |
Data are the means ± SDs, different letters represent the significant difference by t-test, p < 0.05.