Article
Haploid facultative parthenogenesis in sunflower sexual reproduction.
Nature - 1 May 2025
Lv Jian, Liang Dawei, Bumann Eric, Mirleau Thebaud Virginie, Jin Huaibing, Li Changbao, Paris Clemence, Dan Yinghui, Li Chao, Cui Ruijie, Chen Xianxia, Szwerdszarf David, Wittich Peter, Clegg Bobby, Tassara Agustin, Dan Hongmei, Tian Xiaolong, Liu Zhiqiang, Cai Wen, Sun Bin, Carter Jared, Drayton Paul, Bock Federico, Kelliher Timothy
Abstract excerpt
Flowering plant sexual reproduction requires double fertilization, yielding embryo and endosperm seed compartments: the latter supports embryo growth and seed germination. In an experiment to generate haploid embryos through inhibition of pollen phospholipase activity in sunflower (Helianthus annus), we serendipitously discovered that emasculated sunflowers spontaneously form parthenogenic haploid seed....
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