Naohiko Ohkouchi
- Complete genome of a nonphotosynthetic cyanobacterium in a diatom reveals recent adaptations to an intracellular lifestyle
2014/07/21 by Takuro Nakayama, Ryoma Kamikawa, Goro Tanifuji +4 · 1 voice · 7 citations
Biochemistry, Genetics and Molecular Biology · Environmental Science · #Genomics and Phylogenetic Studies #Microbial Community Ecology and Physiology #Protist diversity and phylogeny
- Contemporaneous massive subaerial volcanism and late cretaceous Oceanic Anoxic Event 2
2007/02/02 by Junichiro Kuroda, J KURODA, N OGAWA +11 · 4 citations
Earth and Planetary Sciences · #Geological and Geochemical Analysis #Geology and Paleoclimatology Research #Paleontology and Stratigraphy of Fossils
- Extraterrestrial ribose and other sugars in primitive meteorites
2019/11/18 by Yoshihiro Furukawa, Yoshito Chikaraishi, Naohiko Ohkouchi +5 · 6 citations
Physics and Astronomy · Chemistry · #Origins and Evolution of Life #Mass Spectrometry Techniques and Applications #Astro and Planetary Science
- Diazotrophic cyanobacteria as the major photoautotrophs during mid-Cretaceous oceanic anoxic events: Nitrogen and carbon isotopic evidence from sedimentary porphyrin
2008/01/25 by Yuichiro Kashiyama, Nanako O. Ogawa, Junichiro Kuroda +5 · 4 citations
Biochemistry, Genetics and Molecular Biology · Earth and Planetary Sciences · Environmental Science · #Marine and coastal ecosystems #Microbial Community Ecology and Physiology #Photosynthetic Processes and Mechanisms
- An interlaboratory study of TEX86 and BIT analysis of sediments, extracts, and standard mixtures
2013/11/12 by Stefan Schouten, Ellen C. Hopmans, Antoni Rosell‐Melé +67 · 1 voice · 1 citation
Earth and Planetary Sciences · Environmental Science · #Geology and Paleoclimatology Research #Isotope Analysis in Ecology #Methane Hydrates and Related Phenomena
- A Neanderthal's specialised burning structure compatible with tar obtention
2024/11/12 by Juan Ochando, F.J. Jiménez-Espejo, Francisco Giles Guzmán +28 · 4 voices · 2 citations
Social Sciences · Earth and Planetary Sciences · #Pleistocene-Era Hominins and Archaeology #Archaeology and ancient environmental studies #Geology and Paleoclimatology Research
- Elucidating carbon sources of hydrothermal vent animals using natural 14C abundances and habitat water temperature
2024/04/19 by Hidetaka Nomaki, Chong Chen, Nanako O. Ogawa +6 · 1 voice · 1 citation
Environmental Science · #Fish Ecology and Management Studies #Isotope Analysis in Ecology #Marine and fisheries research
- Sea ice and mixed layer depth influence on nitrate depletion and associated isotopic effects in the Drake Passage–Weddell Sea region, Southern Ocean
2025/05/13 by Aymeric P. M. Servettaz, Yuta Isaji, Chisato Yoshikawa +7 · 1 voice · 1 citation
Earth and Planetary Sciences · Environmental Science · #Arctic and Antarctic ice dynamics #Isotope Analysis in Ecology #Marine and coastal ecosystems