From: Transgene autoexcision in switchgrass pollen mediated by the Bxb1 recombinase
 | Number of T1plants |  |  | |||
---|---|---|---|---|---|---|
Cross | Total | Transgenic (TR) | Transgene-excised | Non-transgenic (NT) | Ratio TR:NT | χ 2 |
WT × MB18 | 183 | 98 | 23 | 85 | 1:0.9 | 0.92 |
MB18 × WT | 112 | 61 | NA | 51 | 1:0.8 | 0.89 |
WT × MB5 | 42 | 22 | 0 | 20 | 1:0.9 | 0.10 |
MB5 × WT | 33 | 16 | NA | 17 | 1:1.1 | 0.03 |
WT × MB17 | 99 | 67 | 15 | 32 | 3:1.4 | 2.83 |
MB17 × WT | 85 | 58 | NA | 27 | 3:1.4 | 2.07 |