News Release

陆生植物祖先的压力信号传导

Peer-Reviewed Publication

Proceedings of the National Academy of Sciences

A Confocal Laser Scanning Micrograph of Zygnema Circumcarinatum

image: A confocal laser scanning micrograph of Zygnema circumcarinatum. view more 

Credit: <i>PNAS</i>

科研人员研究了6个主要的链球藻的世系的基因表达,这些藻类构成了陆生植物的祖先,结果发现,链球藻对光和冷诱导的压力做出应答,表达了在陆生植物压力应答信号传导过程中激活的基因,这包括植物压力应答信号传导的关键参与者质体基因;此外,与陆生植物亲缘关系最近的链球藻拥有参与陆生植物细胞核与质体之间通信的几个基因,这些发现可能阐明陆生植物的进化。

论文 #17-19230: "Embryophyte stress signaling evolved in the algal progenitors of land plants," 作者Jan de Vries, Bruce Curtis, Sven Gould和 John M Archibald.

媒体联系人:Jan de Vries,加拿大达尔豪斯大学
Dalhousie University, Halifax, CANADA;
电话:902-410-5165;
电子邮件:jan.devries@dal.ca

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