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Recycling and metabolic flexibility dictate life in the lower oceanic crust 期刊论文
NATURE, 2020, 579 (7798) : 250-+
作者:  Zhou, Peng;  Yang, Xing-Lou;  Wang, Xian-Guang;  Hu, Ben;  Zhang, Lei;  Zhang, Wei;  Si, Hao-Rui;  Zhu, Yan;  Li, Bei;  Huang, Chao-Lin;  Chen, Hui-Dong;  Chen, Jing;  Luo, Yun;  Guo, Hua;  Jiang, Ren-Di;  Liu, Mei-Qin;  Chen, Ying;  Shen, Xu-Rui;  Wang, Xi;  Zheng, Xiao-Shuang;  Zhao, Kai;  Chen, Quan-Jiao;  Deng, Fei;  Liu, Lin-Lin;  Yan, Bing;  Zhan, Fa-Xian;  Wang, Yan-Yi;  Xiao, Geng-Fu;  Shi, Zheng-Li
收藏  |  浏览/下载:37/0  |  提交时间:2020/05/13

The lithified lower oceanic crust is one of Earth'  s last biological frontiers as it is difficult to access. It is challenging for microbiota that live in marine subsurface sediments or igneous basement to obtain sufficient carbon resources and energy to support growth(1-3) or to meet basal power requirements(4) during periods of resource scarcity. Here we show how limited and unpredictable sources of carbon and energy dictate survival strategies used by low-biomass microbial communities that live 10-750 m below the seafloor at Atlantis Bank, Indian Ocean, where Earth'  s lower crust is exposed at the seafloor. Assays of enzyme activities, lipid biomarkers, marker genes and microscopy indicate heterogeneously distributed and viable biomass with ultralow cell densities (fewer than 2,000 cells per cm(3)). Expression of genes involved in unexpected heterotrophic processes includes those with a role in the degradation of polyaromatic hydrocarbons, use of polyhydroxyalkanoates as carbon-storage molecules and recycling of amino acids to produce compounds that can participate in redox reactions and energy production. Our study provides insights into how microorganisms in the plutonic crust are able to survive within fractures or porous substrates by coupling sources of energy to organic and inorganic carbon resources that are probably delivered through the circulation of subseafloor fluids or seawater.


  
Evaluating Errors in Gamma-Function Representations of the Raindrop Size Distribution: A Method for Determining the Optimal Parameter Set for Use in Bulk Microphysics Schemes 期刊论文
JOURNAL OF THE ATMOSPHERIC SCIENCES, 2020, 77 (2) : 513-529
作者:  Shan, Yunpeng;  Wilcox, Eric M.;  Gao, Lan;  Lin, Lin;  Mitchell, David L.;  Yin, Yan;  Zhao, Tianliang;  Zhang, Lei;  Shi, Hongrong;  Gao, Meng
收藏  |  浏览/下载:10/0  |  提交时间:2020/07/02
Cloud parameterizations  Cloud resolving models  Clouds  
基于3-PG模型的祁连山地区青海云杉树木生长模拟研究 项目
项目编号:41701048; 经费:260000(CNY); 起止日期:2018 / dc_date_end
项目负责人:  高琳琳
收藏  |  浏览/下载:0/0  |  提交时间:2019/11/27
大尺度环境压力下中国沿海棘头梅童鱼的适应性进化研究 项目
项目编号:41706187; 经费:250000(CNY); 起止日期:2018 / dc_date_end
项目负责人:  赵林林
收藏  |  浏览/下载:0/0  |  提交时间:2019/11/27
菲律宾以东次表层潜流系统的形成机制研究 项目
项目编号:41776021; 经费:700000(CNY); 起止日期:2018 / dc_date_end
项目负责人:  张林林
收藏  |  浏览/下载:0/0  |  提交时间:2019/11/27
大别山暖季局地对流的活动特征和机理研究 项目
项目编号:41705029; 经费:230000(CNY); 起止日期:2018 / dc_date_end
项目负责人:  郑淋淋
收藏  |  浏览/下载:0/0  |  提交时间:2019/11/27
构造煤的超临界吸附/解吸特性及其机理 项目
项目编号:41702169; 经费:230000(CNY); 起止日期:2018 / dc_date_end
项目负责人:  王琳琳
收藏  |  浏览/下载:1/0  |  提交时间:2019/11/27
Inactivation of porcine endogenous retrovirus in pigs using CRISPR-Cas9 期刊论文
SCIENCE, 2017, 357 (6357) : 1303-1307
作者:  Niu, Dong;  Wei, Hong-Jiang;  Lin, Lin;  George, Haydy;  Wang, Tao;  Lee, Hsiu;  Zhao, Hong-Ye;  Wang, Yong;  Kan, Yinan;  Shrock, Ellen;  Lesha, Emal;  Wang, Gang;  Luo, Yonglun;  Qing, Yubo;  Jiao, Deling;  Zhao, Heng;  Zhou, Xiaoyang;  Wang, Shouqi;  Wei, Hong;  Gueell, Marc;  Church, George M.;  Yang, Luhan
收藏  |  浏览/下载:26/0  |  提交时间:2019/11/27
Combining CrIS double CO2 bands for detecting clouds located in different layers of the atmosphere 期刊论文
JOURNAL OF GEOPHYSICAL RESEARCH-ATMOSPHERES, 2017, 122 (3)
作者:  Lin, Lin;  Zou, Xiaolei;  Weng, Fuzhong
收藏  |  浏览/下载:5/0  |  提交时间:2019/04/09
质子辐射带长周期变化统计建模研究 项目
项目编号:41604143; 经费:170000(CNY); 起止日期:2017 / dc_date_end
项目负责人:  林瑞淋
收藏  |  浏览/下载:4/0  |  提交时间:2019/04/11