The Maternally Expressed WRKY Transcription Factor TTG2 Controls Lethality in Interploidy Crosses of Arabidopsis
Brian P. Dilkes, Melissa Spielman, Renate Weizbauer, Brian Watson, Diana Burkart-Waco, Rod J. Scott, and Luca Comai
Hybrid lethality in crosses between diploids and tetraploids, plants with whole genome duplication, is determined by an epidermal regulator expressed in the maternal tissue that envelops the seed.
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