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SIMS analyses of the oldest known assemblage of microfossils document their taxon-correlated carbon isotope compositions 期刊论文
PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 2018, 115 (1) : 53-58
作者:  Schopf, J. William;  Kitajima, Kouki;  Spicuzza, Michael J.;  Kudryavtsev, Anatoliy B.;  Valley, John W.
收藏  |  浏览/下载：10/0  |  提交时间：2019/11/27
Apex chert  Archaea  Archean  methanogen  methanotrophs  
Reconstructed ancestral enzymes suggest long-term cooling of Earth's photic zone since the Archean 期刊论文
PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 2017, 114 (18) : 4619-4624
作者:  Garcia, Amanda K.;  Schopf, J. William;  Yokobori, Shin-ichi;  Akanuma, Satoshi;  Yamagishi, Akihiko
收藏  |  浏览/下载：14/0  |  提交时间：2019/11/27
ancestral sequence reconstruction  enzyme thermostability  nucleoside diphosphate kinase  phototroph  Precambrian