Treatment | Experiment | Number of bombardments | Number of transgenic plants | Number of transgenic plants/bombardment* |
Spermidine | I | 8 | 13 | 1.63 |
II | 8 | 15 | 1.88 | |
III | 14 | 25 | 1.79 | |
Spermidine total |
| 30 | 53 | 1.76 ± 0.07 |
Protamine | I | 8 | 23 | 2.88 |
| II | 8 | 9 | 1.13 |
| III | 14 | 16 | 1.14 |
Protamine total |
| 30 | 45 | 1.71 ± 0.58 |
Seashell DNA del TM | I | 8 | 7 | 0.88 |
| II | 8 | 9 | 1.13 |
| III | 14 | 25 | 1.79 |
Seashell DNA del TM |
| 30 | 41 | 1.26 ± 0.27 |