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天方烨谈

恐龙时代活化石,苏铁基因组完成!

19 Apr 2022

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我们常说的“铁树开花”中,铁树的学名便是苏铁。苏铁是地球上现存最古老的种子植物,是著名的“活化石”植物。它的起源可以追溯到大约3亿年前,在侏罗纪时代达到最盛期,曾与恐龙一起称霸整个地球。近日,华大联合多家科研单位完成苏铁基因组解析工作,发布苏铁完整基因组图谱。4月18日,《自然-植物》(Nature Plants)以封面文章发表该研究成果。本次发布的苏铁基因组,代表着种子植物基因组演化研究中的最后一块拼图已顺利完成。

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