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Evolutionary surprises in the future ocean: Long term adaptation of marine nitrogen-fixing cyanobacteria to high CO2

时间:2015年07月13日 00:00

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时 间:2015年7月17日(星期五)10:00-

主 讲:David Hutchins, Professor of Marine and Environmental Biology, University of Southern California

地 点:周隆泉楼A3-206

    由高坤山教授邀请的,来自南加州大学的David Hutchins教授于20157-9月访问我校,并将于716日做学术报告,详情如下:

Abstract:

The Hutchins lab works on how phytoplankton communities and the marine biogeochemistry of carbon, nutrients and trace metals may be affected by future environmental change.  One current project is using experimental evolution techniques to examine the effects of long-term selection by high CO2 on the physiology, gene expression and protein expression of a key player in the ocean nitrogen cycle, the N2-fixing cyanobacterium Trichodesmium.  This cyanobacterium adapts to high CO2 in a manner that is completely unprecedented in the microbial evolution literature, and does so based on a set of surprising and unexpected mechanisms.  These results will be discussed in light of their implications for marine microbial evolution and the biogeochemical cycles of a rapidly changing ocean.

    欢迎有兴趣的老师同学前来交流!


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