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The samples used in this study were collected during IODP Expedition 329 by the JOIDES Resolution. We deeply appreciate the work of the shipboard crews, operational team members, and shipboard scientists of IODP Expedition 329. The authors thank Satoko Tanaka, Sae Fukunaga, Megumi Becchaku, and Tomoka Fukumi for their technical assistance for this study. This study was partly supported by the Japan Society for the Promotion of Science (JSPS) Grant-in-Aid for Scientific Research (no. 24687004, 15H05608 and 19H00730 to Y.M., no. 15K14907 and 17H03956 to T.H., and no. 26251041 and 19H05503 to F.I.), JSPS Strategic Fund for Strengthening Leading-Edge Research and Development (to JAMSTEC and F.I.), the JSPS Funding Program for Next Generation World-Leading Researchers (no. GR102 to F.I.), and the US National Science Foundation (through the Center for Dark Energy Biosphere Investigations (C-DEBI) [grant NSF-OCE-0939564 to S.D.]). This is a contribution of the Deep Carbon Observatory (DCO) and the Earth 4D: Subsurface Science and Exploration, CIFAR. It is C-DEBI publication 532.
The authors declare no competing interests.
Peer review information Nature Communications thanks Jennifer Biddle and the other, anonymous, reviewer(s) for their contribution to the peer review of this work. Peer reviewer reports are available.
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Morono, Y., Ito, M., Hoshino, T. et al. Aerobic microbial life persists in oxic marine sediment as old as 101.5 million years. Nat Commun 11, 3626 (2020). https://doi.org/10.1038/s41467-020-17330-1
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