TABLE 7

MuDR(p1) elements inactivated by Muk remain silenced for multiple generations

GenerationHeavily spotted kernelsWeakly spotted kernelsNonspotted kernelsNo. of crossesSpotted kernels (%)
Controla52029645082854.1
1b01481490159.0
2c33535359.7
3d637147552.8
4e2463695351.3
  • a Spotted F1 seed from the cross a1-mum2 × MuDR(p1)/–; a1-mum2 crossed as female to the a1-mum2 minimal Mutator line tester.

  • b Weakly spotted F1 seed from the cross Muk/–; a1-mum2 × MuDR(p1)/–; a1-mum2 crossed as female to the a1-mum2 minimal Mutator line tester.

  • c Weakly spotted seed from generation 1 crossed as female to the a1-mum2 minimal Mutator line tester.

  • d Weakly spotted seed from generation 2 crossed as female to the a1-mum2 minimal Mutator line tester.

  • e Weakly spotted seed from generation 3 crossed as female to the a1-mum2 minimal Mutator line tester.