PhD.

学士（理学）, 修士（理学）

Earth and Planetary Science

Analytical Chemistry

Organic Geochemistry

Organic Astrochemistry

Natural sciences, Biogeoscience, 有機地球化学 ／ 生物地球化学

Natural sciences, Space and planetary science, 有機宇宙化学 ／ 地球惑星科学

Nanotechnology/Materials, Analytical chemistry, クロマトグラフィー ／ 質量分析法 ／ 分光分析法

Natural sciences, Biogeoscience, 炭素循環 ／ 物質循環 ／ 同位体動態

2024 - Present
Section Chief Editor (SCE), Progress in Earth and Planetary Science (PEPS)

2016 - Present
Associate Editor, Geochemical Journal (GJ)

2016 - Present
理事, 日本有機地球化学会

2009 - Present
サイエンスボード, 日本地球惑星科学連合

2017 - 2024
Associate Editor, Progress in Earth and Planetary Science (PEPS)

2016 - 2022
代議員, 日本地球惑星科学連合

2017 - 2021
理事, 日本地球化学会

2014 - 2020
委員, IODP/J-DESC 掘削航海専門部会

2009 - 2019
編集委員, 日本地球化学会誌 「地球化学 (Geochemistry）」

2015 - 2017
委員, JAXA 宇宙科学研究所 宇宙理学委員会

2012 - 2017
専門調査員, 文部科学省 科学技術・学術政策研究所

2013 - 2014
Science Evaluation Panel (SEP), Group chair for Biosphere Frontier (BF), International Ocean Discovery Program (IODP)

2011 - 2013
Proposal Evaluation Panel (PEP), Group chair for Biosphere Frontier (BF), Operation Task Force member, Integrated Ocean Drilling Program (IODP)

Oba Y, Koga T, Takano Y, Naraoka H, Hirakawa Y, Sunami S, Furukawa Y, Yamazaki T, Tomaru T, Dworkin JP, Glavin DP, Connolly HC, Lauretta DS
Distribution of extraterrestrial nucleobases, other N-heterocycles, and their precursors in a sample from asteroid Bennu
Communications Chemistry, 02 Apr. 2026
9, Article number:132.
[Reviewed]

Koga T, Oba Y, Takano Y, Naraoka H, Ogawa NO, Sasaki K, Sato H, Yoshimura T, Ohkouchi N
A complete set of canonical nucleobases in the carbonaceous asteroid (162173) Ryugu
Nature Astronomy,, Mar. 2026
doi:10.1038/s41550-026-02791-z., 【Selected for Featured Article (Editors' Highlights) 】
[Reviewed]

Taguchi K, Kawagucci S, Gilbert A, Ueno Y, Matsui Y, Takano Y, ...
Reassessing the origin of organic compounds in Mariana forearc serpentinite mud volcanoes: insights from isotopologue and molecular signatures
Progress in Earth and Planetary Science, 24 Feb. 2026
13,, Article number:14.
[Reviewed]

Sun Y, Ishikawa NF, Ogawa NO, Takano Y, Ohkouchi N
Carbon isotopic changes of 16 proteinogenic amino acids during trophic transfer in a cultured marine consumer
Progress in Earth and Planetary Science, 2026
13, Article number: 9.
[Reviewed]

Tsukamoto Y, Sakai HD, Takano Y, Koga T, Nishihara A, Kawai S, Yoshizawa S, Ohkuma M
Caldiplasma sukawensis gen. nov., sp. nov., and Cuniculiplasma thermophilum sp. nov., mesophilic, acidophilic, cell–wall–less, archaea of the order Thermoplasmatales, isolated from extremely acidic hot spring
Systematic and Applied Microbiology, 2026
49,, Article number: 126686.
[Reviewed]

Crowther SA; Cowpe JS; Fawcett L.; Gilmour JD; Okazaki R...
An I-Xe Age 8 Myr After Solar System Formation In A Hayabusa2 Sample Records Alteration On The Parent Planetesimal Of Asteroid Ryugu.　　　　　　　　　　　　　　　
Geochimica et Cosmochimica Acta, 2026
413,, 218, 232
[Reviewed]

Furukawa Y.; Sunami S.; Takano Y.; Koga T.; Hirakawa Y.; Oba Y.; Naraoka H.; Saigusa D.; Yoshikawa T.; Tanaka S.; Glavin DP; Dworkin JP; Connolly HC; Lauretta DS
Bio-essential sugars in samples from asteroid Bennu.
Nature Geoscience, Jan. 2026
19, 19, 24. 【Physics World Top 10:Breakthroughs of the Year 2025】
[Reviewed]

Ogawa NO; Takano Y.; Itahashi Y.; Ishikawa NF; Ohkouchi N.
Working standards and analytical framework for CSIA: isotopic composition (δ13C, δ15N, and δ34S) of 21 amino acids and 7 nucleobases
Progress in Earth and Planetary Science, Dec. 2025
12, Article number: 111.
[Reviewed]

Kaneko M.; Takano Y.; Isaji Y.; Ogawa NO; Chikaraishi Y...
Nitrogen and carbon flows in a microbial mat involving anaerobic oxidation of methane in northwestern Black Sea: perspectives from nitrogen and carbon isotopic composition of coenzyme F430 and its biosynthetic pathway
Progress in Earth and Planetary Science, Dec. 2025
12, Article number:110.
[Reviewed]
Corresponding

Itahashi Y.; Takano Y.; Chikaraishi Y.; Ogawa NO; Ishikawa NF; Ohkouchi N.; Yamane M.; Yokoyama Y.; Yoneda M.
Purification of hydroxyproline for small-scale radiocarbon dating verified using archaeological bone collagen
Progress in Earth and Planetary Science, Dec. 2025
12, Article number: 107.
[Reviewed]

Matsui Y.; Fujisaki W.; Aze T.; Miyajima T.; Kawagucci S.; Tasumi E.; Yamamoto M.; Takano Y.; Toki T.
An improved narrower-diameter EA/IRMS method with a built-in desulfurization reactor: optimization for nitrogen and carbon measurement without sulfur matrix interference
Progress in Earth and Planetary Science, Dec. 2025
12, 1, Article number:109.
[Reviewed]

Ogawa NO; Yoshimura T.; Kochi T.; Kuroda J.; Takano Y.; Ohkouchi N.
Nanomolar-scale sulfate sulfur isotope analysis using a combined ion chromatography–barite precipitation and nano-EA/IRMS
Progress in Earth and Planetary Science, Nov. 2025
12, 1, Article number: 99.
[Reviewed]

Nishimura, H.; Urai, A.; Matsui, Y.; Yoshimura, T.; Ogawara, M.; Imachi, H.; Miyairi, Y.; Yokoyama, Y.; Miyabara, Y.; Takahashi, Y.; Takano, Y.
Methane- and hydrogen-dependent prokaryotic deep biosphere at the Suwa Basin, Japan: impacts of hydrogeological processes on subsurface prokaryotic ecology at the boundary between the North American and the Eurasian Plates
Progress in Earth and Planetary Science, Oct. 2025
12, Article number:83.
[Reviewed]
Last

Blattmann, T.M.; Sun, Y.; Ogawa, N.O.; Takano, Y.; Haghipour, N.; Ishikawa, N.F.; Eglinton, T.I.; Ohkouchi, N.
Chromatographic isolation for performing enantiomer-specific radiocarbon analysis (ESRA): first method development for individual L- and D-amino acids
Progress in Earth and Planetary Science, Sep. 2025
12, Article number:84.
[Reviewed]

Hirakawa, Y.; Koga, T.; Suzuki, T.; Ohkouchi, N.; Takano, Y.
Analytical Development for Detecting Femtomole-Level Organophosphorus Compounds in Biogeochemical Samples by Ion Chromatography/High-Resolution Mass Spectrometry
ACS Omega, 31 Aug. 2025
10, 42061, 42067
[Reviewed]
Last

Toshiki Koga; Yasuhiro Oba; Yoshinori Takano; Hiroshi Naraoka; Nanako Ogawa; Kazunori Sasaki; Hajime Sato; Toshihiro Yoshimura; Naohiko Ohkouchi
A complete set of canonical nucleobases in asteroid Ryugu demonstrates their prevalence in carbonaceous asteroids
Nature Astronomy, 11 Aug. 2025
[Reviewed]

Koga T, Takano Y, Ogawa NO, Hollingsworth EH, Oba Y, Ohkouchi N.
Compound-Specific Carbon and Nitrogen Isotopic Analyses of Underivatized Pyrimidine and Purine Nucleobases
ACS Earth and Space Chemistry, Mar. 2025
9,, 424, 432.
[Reviewed]

Glavin DP; Dworkin JP; Alexander CMOD; Aponte JC; Baczynski AA
Abundant ammonia and nitrogen-rich soluble organic matter in samples from asteroid (101955) Bennu　　　　　　　　　　　　　　　
Nature Astronomy,, Jan. 2025
9,, 199, 210. 【Physics World Top 10:Breakthroughs of the Year 2025】
[Reviewed]

Sun Y, Blattmann TM, Takano Y, Ogawa NO, Isaji Y, Ishikawa NF and Ohkouchi N.
Enantiomer-Specific Stable Carbon and Nitrogen Isotopic Analyses of Underivatized Individual L- and D-Amino Acids by HPLC + HPLC Separation and Nano-EA/IRMS
Analytical Chemistry,, 15 Nov. 2024
96,, 18664, 18671
[Reviewed]

Yoshimura T, Araoka D, Naraoka H, Sakai S, Ogawa NO, Yurimoto H, ...
Breunnerite grain and magnesium isotope chemistry reveal cation partitioning during aqueous alteration of asteroid Ryugu　　　　　　　　　　　　　　　
Nature Communications, Sep. 2024
15, Article number: 6809.
[Reviewed]
Last, Corresponding

Takano Y, Naraoka H, Dworkin JP, Koga T, Sasaki K, Sato H, Oba Y, Ogawa NO, et al.
Primordial aqueous alteration recorded in water-soluble organic molecules from the carbonaceous asteroid (162173) Ryugu　　　　　　　　　　　　　　　
Nature Communications, Jul. 2024
15, Article number: 5708. doi: 10.1038/s41467-024-49237-6.
[Reviewed]
Lead, Corresponding

Matsumoto GI, Honda E, Ito K, Kang I, Seto K, Tani Y, Watanabe T, Kashima K, Ohtani S, Yamanaka T, Nakamura T, Takano Y, Imura S.
Holocene paleolimnological changes in Rundvågshetta lakes in the Soya Coast region and their paleoenvironmental significance with glacial isostatic adjustment in East Antarctica　　　　　　　　　　　　　　　
Quaternary Science Reviews, Jul. 2024
338,, :108822.
[Reviewed]

Imachi H, Nobu MK, Kato S, Takaki Y, Miyazaki M, ...
Promethearchaeum syntrophicum gen. nov., sp. nov., an anaerobic, obligately syntrophic archaeon, the first isolate of the lineage ‘Asgard’ archaea, and proposal of the new archaeal phylum Promethearchaeota phyl. nov. and kingdom Promethearchaeati regn. nov.　　　　　　　　　　　　　　　
International Journal of Systematic and Evolutionary Microbiology, Jul. 2024
74,, 006435.
[Reviewed]

Furusho, A., Ishii, C., Akita, T., Oyaide, M., Mita, M., Naraoka, H., Takano, Y., Dworkin, J.P...
Enantioselective three-dimensional high-performance liquid chromatographic determination of amino acids in the Hayabusa2 returned samples from the asteroid Ryugu
Journal of Chromatography Open, May 2024
5,, 100134.

Hashizume, K., Ishida, A., Chiba, A., Okazaki, R., Yogata, K., Yada, T...
The Earth atmosphere‐like bulk nitrogen isotope composition obtained by stepwise combustion analyses of Ryugu return samples
Meteoritics and Planetary Science, Apr. 2024
59,, 2117, 2133.
[Reviewed]

Koga, T., Takano, Y., Oba, Y., Naraoka, H., Ohkouchi, N.
Abundant extraterrestrial purine nucleobases in the Murchison meteorite: Implications for a unified mechanism for purine synthesis in carbonaceous chondrite parent bodies.
Geochimica et Cosmochimica Acta,, 10 Jan. 2024
365,, 253, 265.
[Reviewed]

Sugahara, H., Yoshimura, T., Tamenori, Y., Takano, Y., Ogawa, O. N., Chikaraishi, Y., Ohkouchi, N.
Nitrogen K-edge X-ray Adsorption Near-edge Structure Spectroscopy of Chemically Adsorbed Ammonia Gas on Clay Minerals and the 15N/14N-Nitrogen Isotopic Fractionation.　　　　　　　　　　　　　　　
Analytical Sciences, Jan. 2024
40,, 781, 789.
[Reviewed]

Fukai, R., Usui, T., Fujiya, W., Takano, Y., Bajo, K. et al.
Curation protocol of Phobos sample returned by Martian Moons Exploration　　　　　　　　　　　　　　　
Meteoritics and Planetary Science,, Jan. 2024
59,, 321, 337.
[Reviewed]

S. S. Zeichner; J. C. Aponte; S. Bhattacharjee; G. Dong; A. E. Hofmann; J. P. Dworkin...
Polycyclic aromatic hydrocarbons in samples of Ryugu formed in the interstellar medium.
Science, Dec. 2023
382, 6677, 1411, 1416.
[Reviewed]

Glavin, D., Eckley, S., Aponte, J., Berger, E., Burton, A., Dworkin, J. et al.
Investigating the Impact of X-Ray Computed Tomography Imaging on Soluble Organic Matter in the Murchison Meteorite: Implications for Bennu Sample Analyses　　　　　　　　　　　　　　　
Meteoritics and Planetary Science,, Dec. 2023
59,, 105, 133.
[Reviewed]

Yada, T; Abe, M; Nishimura, M; Sawada, H; Okazaki, R; Takano, Y; Sakamoto, K. et al.
A curation for uncontaminated Hayabusa2-returned samples in the extraterrestrial curation center of JAXA: from the beginning to present day.　　　　　　　　　　　　　　　
Earth Planets Space, Nov. 2023
75, Article number: 170.
[Reviewed]

Schmitt-Kopplin, P; Hertkorn, N; Harir, M; Moritz, F; Lucio, M et al.
Soluble organic matter Molecular atlas of Ryugu reveals cold hydrothermalism on C-type asteroid parent body
Nature Communications,, 16 Oct. 2023
14,, Article number: 6525. 【Selected for Featured Article (Editors' Highlights) 】
[Invited]

Yoshimura, T; Takano, Y; Naraoka, H; Koga, T; Araoka, D; Ogawa; N.O. et al.
Chemical evolution of primordial salts and organic sulfur molecules in the asteroid 162173 Ryugu
Nature Communications,, Sep. 2023
14,, Article number: 5284. 【Selected for Featured Article (Editors' Highlights) 】
[Reviewed]

Sun, Y; Ogawa, N.O; Ishikawa, N.F; Blattmann, T.M; Takano, Y; Ohkouchi, N
Application of a porous graphitic carbon column to carbon and nitrogen isotope analysis of underivatized individual amino acids using high‐performance liquid chromatography coupled with elemental analyzer/isotope ratio mass spectrometry
Rapid Communications in Mass Spectrometry,, 02 Aug. 2023
37,, e9602.
[Reviewed]

Oba, Y; Takano, Y; Dworkin, J.P; Naraoka, H
Ryugu asteroid sample return provides a natural laboratory for primordial chemical evolution.
Nature Communications,, 30 May 2023
14,, Article number: 3107. 【Selected for Featured Article (Editors' Highlights) 】
[Reviewed]
Corresponding

M. Hashiguchi; D. Aoki; K. Fukushima; H. Naraoka; Y. Takano; J. P. Dworkin et al
The spatial distribution of soluble organic matter and their relationship to minerals in the asteroid (162173) Ryugu
Earth, Planets and Space, 08 May 2023
75, Article number: 73.
[Reviewed]

Oba, Y; Koga, T; Takano, Y; Ogawa, N.O; Ohkouchi, N; Sasaki, K; Sato, H; Glavin, D.P; Dworkin, J.P; Naraoka, H; Tachibana, S; Yurimoto, H; Nakamura, T; Noguchi, T; Okazaki, R; Yabuta, H; Sakamoto, K; Yada, T; Nishimura, M; Nakato, A; Miyazaki, A; Yogata, K; Abe, M; Okada, T; Usui, T; Yoshikawa, M; Saiki, T; Tanaka, S; Terui, F; Nakazawa, S; Watanabe, S.-i; Tsuda, Y; Hayabusa2-initial-analysis SOM team
Uracil in the carbonaceous asteroid (162173) Ryugu
Nature Communications, 21 Mar. 2023
14, 1, Article number: 1292. 【Selected for Featured Article (Editors' Highlights) 】
[Reviewed]
Corresponding

Naraoka, H; Takano, Y; Dworkin, J.P; Oba, Y; Hamase, K; Furusho, A; Ogawa, N.O; Hashiguchi, M; Fukushima, K; Aoki, D; Schmitt-Kopplin, P; Aponte, J.C; Parker, E.T; Glavin, D.P; McLain, H.L; Elsila, J.E; Graham, H.V; Eiler, J.M; Orthous-Daunay, F.-R; Wolters, C; Isa, J; Vuitton, V; Thissen, R; Sakai, S; Yoshimura, T; Koga, T; Ohkouchi, N; Chikaraishi, Y; Sugahara, H; Mita, H; Furukawa, Y; Hertkorn, N; Ruf, A; Yurimoto, H; Nakamura, T; Noguchi, T; Okazaki, R; Yabuta, H; Sakamoto, K; Tachibana, S; Connolly, H.C; Lauretta, D.S; Abe, M; Yada, T; Nishimura, M; Yogata, K; Nakato, A; Yoshitake, M; Suzuki, A; Miyazaki, A; Furuya, S; Hatakeda, K; Soejima, H; Hitomi, Y; Kumagai, K; Usui, T; Hayashi, T; Yamamoto, D; Fukai, R; Kitazato, K; Sugita, S; Namiki, N; Arakawa, M; Ikeda, H; Ishiguro, M; Hirata, N; Wada, K; Ishihara, Y; Noguchi, R; Morota, T; Sakatani, N; Matsumoto, K; Senshu, H; Honda, R; Tatsumi, E; Yokota, Y; Honda, C; Michikami, T; Matsuoka, M; Miura, A; Noda, H; Yamada, T; Yoshihara, K; Kawahara, K; Ozaki, M; Iijima, Y.-i; Yano, H; Hayakawa, M; Iwata, T; Tsukizaki, R; Sawada, H; Hosoda, S; Ogawa, K; Okamoto, C; Hirata, N; Shirai, K; Shimaki, Y; Yamada, M; Okada, T; Yamamoto, Y; Takeuchi, H; Fujii, A; Takei, Y; Yoshikawa, K; Mimasu, Y; Ono, G; Ogawa, N; Kikuchi, S; Nakazawa, S; Terui, F; Tanaka, S; Saiki, T; Yoshikawa, M; Watanabe, S.-i; Tsuda, Y
Soluble organic molecules in samples of the carbonaceous asteroid (162173) Ryugu.
Science, 24 Feb. 2023
379, 6634, eabn9033
[Reviewed]

Okazaki, R; Marty, B; Busemann, H; Hashizume, K; Gilmour; J.D. et al.
Noble gases and nitrogen in samples of asteroid Ryugu record its volatile sources and recent surface evolution
Science., 24 Feb. 2023
379, 6634, abo0431
[Reviewed]

Aponte, J.C; Dworkin, J; Glavin, D; Elsila, J.E; Parker; E.T et al.
PAHs, hydrocarbons, and dimethylsulfides in Asteroid Ryugu samples A0106 and C0107 and the Orgueil (CI1) meteorite
Earth, Planets and Space, Feb. 2023
75, 1
[Reviewed]

Parker, E.T; McLain, H.L; Glavin, D.P; Dworkin, J.P; Elsila, J.E; Aponte, J.C; Naraoka, H; Takano, Y; Tachibana, S; Yabuta, H; Yurimoto, H; Sakamoto, K; Yada, T; Nishimura, M; Nakato, A; Miyazaki, A; Yogata, K; Abe, M; Okada, T; Usui, T; Yoshikawa, M; Saiki, T; Tanaka, S; Nakazawa, S; Tsuda, Y; Terui, F; Noguchi, T; Okazaki, R; Watanabe, S.-i; Nakamura, T
Extraterrestrial amino acids and amines identified in asteroid Ryugu samples returned by the Hayabusa2 mission
Geochimica et Cosmochimica Acta, Feb. 2023
347, 42, 57
[Reviewed]

M. W. Broadley; D. J. Byrne; E. Füri; L. Zimmermann; B. Marty; R. Okazaki
The noble gas and nitrogen relationship between Ryugu and carbonaceous chondrites　　　　　　　　　　　　　　　
Geochimica et Cosmochimica Acta, Jan. 2023
345, 62, 74
[Reviewed]

Okazaki, R; Miura, Y.N; Takano, Y; Sawada, H; Sakamoto, K; Yada, T. et al.
First asteroid gas sample delivered by the Hayabusa2 mission: A treasure box from Ryugu.
Science Advances., 22 Oct. 2022
8, 46, eabo7239.

Nakato, A; Inada, S; Furuya, S; Nishimura, M; Yada, T. et al.
Ryugu particles found outside the Hayabusa2 sample container.
Geochemical Journal., 20 Oct. 2022
doi: 10.2343/geochemj.GJ22017.
[Reviewed]

Kobayashi, K; Nauny, P; Takano, Y; Honma, C; Kurizuka, T; Ishikawa, Y; Yogosawa, S; Obayashi, Y; Kaneko, T; Kebukawa, Y; Mita, H; Ogawa, M; Enya, K; Yoshimura, Y; McKay, C.P
Biomarkers in the Atacama Desert along the moisture gradient and the depth in the hyperarid zone: Phosphatase activity as trace of microbial activity
International Journal of Astrobiology, Oct. 2022
21, 5, 329, 351

Naoto F. Ishikawa; Nanako O. Ogawa; Yuchen Sun; Yoshito Chikaraishi; Yoshinori Takano; Naohiko Ohkouchi
Integrative assessment of amino acid nitrogen isotopic composition in biological tissue samples determined by GC/C/IRMS, LC x EA/IRMS, and LC x GC/C/IRMS　　　　　　　　　　　　　　　
Limnology and Oceanography: Methods,, Aug. 2022
doi: 10.1002/lom3.10502
[Reviewed]

Atsushi Urai; Yoshinori Takano; Yohei Matsui; Hiroki Iwata; Yosuke Miyairi; Yusuke Yokoyama; Yuichi Miyabara; Naohiko Ohkouchi; Ho-Dong Park
Origin of Deep Methane from Active Faults along the Itoigawa–Shizuoka Tectonic Line between the Eurasian and North American Plates: ¹³C/¹²C and ¹⁴C/¹²C Methane Profiles from a Pull-Apart Basin at Lake Suwa
ACS Earth and Space Chemistry,, 14 Jun. 2022
doi: 10.1021/acsearthspacechem.1c00392.
Corresponding

Yayoi N. Miura; Ryuji Okazaki; Yoshinori Takano; Kanako Sakamoto; Shogo Tachibana; Keita Yamada; Saburo Sakai; Hirotaka Sawada
The GAs Extraction and Analyses system (GAEA) for immediate extraction and measurements of volatiles in the Hayabusa2 sample container
Earth, Planets and Space, Jun. 2022
74, 1, Article number: 76.
[Reviewed]

Yasuhiro Oba; Yoshinori Takano; Yoshihiro Furukawa; Toshiki Koga; Daniel P. Glavin; Jason P. Dworkin; Hiroshi Naraoka
Identifying the wide diversity of extraterrestrial purine and pyrimidine nucleobases in carbonaceous meteorites
Nature Communications, Apr. 2022
13,, Article number: 2008. 【Selected for Featured Article (Editors' Highlights) 】
[Reviewed]

Kanako Sakamoto; Yoshinori Takano; Hirotaka Sawada; Ryuji Okazaki; Takaaki Noguchi; Masayuki Uesugi; Hajime Yano; Toru Yada; Masanao Abe; Shogo Tachibana
Environmental assessment in the prelaunch phase of Hayabusa2 for safety declaration of returned samples from the asteroid (162173) Ryugu: Background monitoring and risk management during development of the sampler system
Earth, Planets and Space, 2022
74, Article number: 90.
[Reviewed]
Corresponding

Tachibana, S; Sawada, H; Okazaki, R; Takano, Y; Sakamoto, K; Miura, Y.N; Okamoto, C; Yano, H; Yamanouchi, S; Michel, P; Zhang, Y; Schwartz, S; Thuillet, F; Yurimoto, H; Nakamura, T; Noguchi, T; Yabuta, H; Naraoka, H; Tsuchiyama, A; Imae, N; Kurosawa, K; Nakamura, A.M; Ogawa, K; Sugita, S; Morota, T; Honda, R; Kameda, S; Tatsumi, E; Cho, Y; Yoshioka, K; Yokota, Y; Hayakawa, M; Matsuoka, M; Sakatani, N; Yamada, M; Kouyama, T; Suzuki, H; Honda, C; Yoshimitsu, T; Kubota, T; Demura, H; Yada, T; Nishimura, M; Yogata, K; Nakato, A; Yoshitake, M; Suzuki, A.I; Furuya, S; Hatakeda, K; Miyazaki, A; Kumagai, K; Okada, T; Abe, M; Usui, T; Ireland, T.R; Fujimoto, M; Yamada, T; Arakawa, M; Connolly, H.C; Fujii, A; Hasegawa, S; Hirata, N; Hirata, N; Hirose, C; Hosoda, S; Iijima, Y; Ikeda, H; Ishiguro, M; Ishihara, Y; Iwata, T; Kikuchi, S; Kitazato, K; Lauretta, D.S; Libourel, G; Marty, B; Matsumoto, K; Michikami, T; Mimasu, Y; Miura, A; Mori, O; Nakamura-Messenger, K; Namiki, N; Nguyen, A.N; Nittler, L.R; Noda, H; Noguchi, R; Ogawa, N; Ono, G; Ozaki, M; Senshu, H; Shimada, T; Shimaki, Y; Shirai, K; Soldini, S; Takahashi, T; Takei, Y; Takeuchi, H; Tsukizaki, R; Wada, K; Yamamoto, Y; Yoshikawa, K; Yumoto, K; Zolensky, M.E; Nakazawa, S; Terui, F; Tanaka, S; Saiki, T; Yoshikawa, M; Watanabe, S; Tsuda, Y
Pebbles and sand on asteroid (162173) Ryugu: In situ observation and particles returned to Earth
Science, 2022
375, 6584, 1011, 1016 (doi: 10.1126/science.abj8624)
[Reviewed]

Yada, T; Abe, M; Okada, T; Nakato, A; Yogata, K; Miyazaki, A; Hatakeda, K; Kumagai, K; Nishimura, M; Hitomi, Y; Soejima, H; Yoshitake, M; Iwamae, A; Furuya, S; Uesugi, M; Karouji, Y; Usui, T; Hayashi, T; Yamamoto, D; Fukai, R; Sugita, S; Cho, Y; Yumoto, K; Yabe, Y; Bibring, J.-P; Pilorget, C; Hamm, V; Brunetto, R; Riu, L; Lourit, L; Loizeau, D; Lequertier, G; Moussi-Soffys, A; Tachibana, S; Sawada, H; Okazaki, R; Takano, Y; Sakamoto, K; Miura, Y.N; Yano, H; Ireland, T.R; Yamada, T; Fujimoto, M; Kitazato, K; Namiki, N; Arakawa, M; Hirata, N; Yurimoto, H; Nakamura, T; Noguchi, T; Yabuta, H; Naraoka, H; Ito, M; Nakamura, E; Uesugi, K; Kobayashi, K; Michikami, T; Kikuchi, H; Hirata, N; Ishihara, Y; Matsumoto, K; Noda, H; Noguchi, R; Shimaki, Y; Shirai, K; Ogawa, K; Wada, K; Senshu, H; Yamamoto, Y; Morota, T; Honda, R; Honda, C; Yokota, Y; Matsuoka, M; Sakatani, N; Tatsumi, E; Miura, A; Yamada, M; Fujii, A; Hirose, C; Hosoda, S; Ikeda, H; Iwata, T; Kikuchi, S; Mimasu, Y; Mori, O; Ogawa, N; Ono, G; Shimada, T; Soldini, S; Takahashi, T; Takei, Y; Takeuchi, H; Tsukizaki, R; Yoshikawa, K; Terui, F; Nakazawa, S; Tanaka, S; Saiki, T; Yoshikawa, M; Watanabe, S.-i; Tsuda, Y
Preliminary analysis of the Hayabusa2 samples returned from C-type asteroid Ryugu
Nature Astronomy, 2022
6, 2, 214, 220 (https://doi.org/10.1038/s41550-021-01550-6)
[Reviewed]

Urai, A; Matsushita, M; Park, H.-D; Imachi, H; Ogawara, M; Iwata, H; Kaneko, M; Ogawa, N.O; Ohkouchi, N; Takano, Y
Detection of planktonic coenzyme factor 430 in a freshwater lake: Small-scale analysis for probing archaeal methanogenesis　　　　　　　　　　　　　　　
Progress in Earth and Planetary Science, Oct. 2021
6, Article number: 62. (doi: 10.1186/s40645-021-00450-7)
[Reviewed]
Last, Corresponding

Masanori Kaneko; Yoshinori Takano; Masashi Kamo; Kazuya Morimoto; Takuro Nunoura; Naohiko Ohkouchi
Insights into the methanogenic population and potential in subsurface marine sediments based on coenzyme F430 as a function-specific compound analysis　　　　　　　　　　　　　　　
JACS Au, Sep. 2021
1, 1743, 1751 (doi: 10.1021/jacsau.1c00307)
[Reviewed]

Yoko Kebukawa; Michael. E. Zolensky; Cyrena A. Goodrich; Motoo Ito; Nanako O. Ogawa; Yoshinori Takano; Naohiko Ohkouchi; Kento Kiryu; Motoko Igisu; Takazo Shibuya; Matthew A. Marcus; Takuji Ohigashi; James Martinez; Yu Kodama; Muawia H. Shaddad; Peter Jenniskens; Scott Sandford
Organic matter in carbonaceous chondrite lithologies of Almahata Sitta: Incorporation of previously unsampled carbonaceous chondrite lithologies into ureilitic regolith
Meteoritics & Planetary Science, Jul. 2021
56, 7, 1311, 1327 (https://doi.org/10.1111/maps.13713)
[Reviewed]

Ito, M; Takano, Y; Kebukawa, Y; Ohigashi, T; Matsuoka, M; Kiryu, K; Uesugi, M; Nakamura, T; Yuzawa, H; Yamada, K; Naraoka, H; Yada, T; Abe, M; Hayakawa, M; Saiki, T; Tachibana, S; Hayabusa; Project Team
Assessing the debris generated by the small carry-on impactor operated from the Hayabusa2 mission
Geochemical Journal, Jun. 2021
55, 4, 223, 239 (https://doi.org/10.2343/geochemj.2.0632)
[Reviewed]

Wataru Fujiya; Yoshihiro Furukawa; Haruna Sugahara; Mizuho Koike; Ken-ichi Bajo; Nancy L. Chabot; Yayoi N. Miura; Frederic Moynier; Sara S. Russell; Shogo Tachibana; Yoshinori Takano; Tomohiro Usui; Michael E. Zolensky
Analytical protocols for Phobos regolith samples returned by the Martian Moons eXploration (MMX) mission
Earth, Planets and Space, Jun. 2021
73, 1, 120-, (https://doi.org/10.1186/s40623-021-01438-9)
[Reviewed]

Yoshinori Takano; Yasuhiro Oba; Satoshi Furota; Hiroshi Naraoka; Nanako Ogawa; Thomas M. Blattmann; Naohiko Ohkouchi
Analytical development of seamless procedures on cation-exchange chromatography and ion-pair chromatography with high-precision mass spectrometry for short-chain peptides
International Journal of Mass Spectrometry, Feb. 2021
462, 116529, (https://doi.org/10.1016/j.ijms.2021.116529)
[Reviewed]
Corresponding

Adam D. Sproson; Yoshinori Takano; Yosuke Miyairi; Takahiro Aze; Hiroyuki Matsuzaki; Naohiko Ohkouchi; Yusuke Yokoyama
Beryllium isotopes in sediments from Lake Maruwan Oike and Lake Skallen, East Antarctica, reveal substantial glacial discharge during the late Holocene
Quaternary Science Reviews, Feb. 2021
256, 106841, 106841
[Reviewed]

Atsushi Urai; Yoshinori Takano; Hiroyuki Imachi; Shun’ichi Ishii; Yohei Matsui; Miyuki Ogawara; Eiji Tasumi; Yosuke Miyairi; Nanako O. Ogawa; Toshihiro Yoshimura; Fumio Inagaki; Yusuke Yokoyama; Kenjiro Kawano; Daisuke Murai; Ho-Dong Park; Naohiko Ohkouchi
Origin of Deep Methane Associated with a Unique Community of Microorganisms in an Organic- and Iodine-Rich Aquifer
ACS Earth and Space Chemistry, 08 Jan. 2021
5, 1, 1, 11
[Reviewed]
Corresponding

Yasuhiro Oba; Yoshinori Takano; Hiroshi Naraoka; Yoshihiro Furukawa; Daniel P. Glavin; Jason P. Dworkin; Shogo Tachibana
Extraterrestrial hexamethylenetetramine in meteorites—a precursor of prebiotic chemistry in the inner solar system
Nature Communications, Dec. 2020
11, 1, doi: 10.1038/s41467-020-20038-x.
[Reviewed]

Yoshinori Takano; Keita Yamada; Chisato Okamoto; Hirotaka Sawada; Ryuji Okazaki; Kanako Sakamoto; Yoko Kebukawa; Kento Kiryu; Takazo Shibuya; Motoko Igisu; Hajime Yano; Shogo Tachibana
Chemical assessment of the explosive chamber in the projector system of Hayabusa2 for asteroid sampling
Earth, Planets and Space, Oct. 2020
72, 1, doi: 10.1186/s40623-020-01217-y.
[Reviewed]

Yuko Takizawa; Yoshinori Takano; Bohyung Choi; Prarthana S. Dharampal; Shawn A. Steffan; Nanako O. Ogawa; Naohiko Ohkouchi; Yoshito Chikaraishi
A new insight into isotopic fractionation associated with decarboxylation in organisms: implications for amino acid isotope approaches in biogeoscience
Progress in Earth and Planetary Science, Sep. 2020
7, 1, doi: 10.1186/s40645-020-00364-w.
[Reviewed]

Yuta Isaji; Nanako O. Ogawa; Yoshinori Takano; Naohiko Ohkouchi
Quantification and Carbon and Nitrogen Isotopic Measurements of Heme B in Environmental Samples
Analytical Chemistry, Sep. 2020
92, 16, 11213, 11222
[Reviewed]

Tomohiro Usui; Ken-ichi Bajo; Wataru Fujiya; Yoshihiro Furukawa; Mizuho Koike; Yayoi N. Miura; Haruna Sugahara; Shogo Tachibana; Yoshinori Takano; Kiyoshi Kuramoto
The Importance of Phobos Sample Return for Understanding the Mars-Moon System
Space Science Reviews, Sep. 2020
216, 4, 10.1007/s11214-020-00668-9
[Reviewed]

Yuchen Sun; Naoto F. Ishikawa; Nanako O. Ogawa; Hodaka Kawahata; Yoshinori Takano; Naohiko Ohkouchi
A method for stable carbon isotope measurement of underivatized individual amino acids by multi‐dimensional high‐performance liquid chromatography and elemental analyzer/isotope ratio mass spectrometry
Rapid Communications in Mass Spectrometry, Aug. 2020
34, 20, doi:10.1002/rcm.8885.
[Reviewed]

Hideyuki Nakano; Naoki Hirakawa; Yasuhiro Matsubara; Shigeru Yamashita; Takuo Okuchi; Kenta Asahina; Ryo Tanaka; Noriyuki Suzuki; Hiroshi Naraoka; Yoshinori Takano; Shogo Tachibana; Tetsyua Hama; Yasuhiro Oba; Yuki Kimura; Naoki Watanabe; Akira Kouchi
Precometary organic matter: A hidden reservoir of water inside the snow line
Scientific Reports, May 2020
10, 7755
[Reviewed]

Marc Neveu; Ariel D. Anbar; Alfonso F. Davila; Daniel P. Glavin; Shannon M. MacKenzie; Charity M. Phillips-Lander; Brent Sherwood; Yoshinori Takano; Peter Williams; Hajime Yano
Returning Samples From Enceladus for Life Detection
Frontiers in Astronomy and Space Sciences, 06 Apr. 2020
7, doi: 10.3389/fspas.2020.00026.

Yuchen Sun; Naoto F. Ishikawa; Nanako O. Ogawa; Hodaka Kawahata; Yoshinori Takano; Naohiko Ohkouchi
High-precision compound-specific carbon isotopic analysis of underivatized amino acids using a multi-dimensional-HPLC and nano-EA/IRMS
23 Mar. 2020

Yoko Kebukawa; Michael E. Zolensky; Motoo Ito; Nanako O. Ogawa; Yoshinori Takano; Naohiko Ohkouchi; Aiko Nakato; Hiroki Suga; Yasuo Takeichi; Yoshio Takahashi; Kensei Kobayashi
Primordial organic matter in the xenolithic clast in the Zag H chondrite: Possible relation to D/P asteroids
Geochimica et Cosmochimica Acta, 15 Feb. 2020
271, 61, 77
[Reviewed]

Hiroyuki Imachi; Masaru K Nobu; Nozomi Nakahara; Yuki Morono; Miyuki Ogawara; Yoshihiro Takaki; Yoshinori Takano; Katsuyuki Uematsu; Tetsuro Ikuta; Motoo Ito; Yohei Matsui; Masayuki Miyazaki; Kazuyoshi Murata; Yumi Saito; Sanae Sakai; Chihong Song; Eiji Tasumi; Yuko Yamanaka; Takashi Yamaguchi; Yoichi Kamagata; Hideyuki Tamaki; Ken Takai
Isolation of an archaeon at the prokaryote-eukaryote interface.
Nature, Jan. 2020
577, 7791, 519, 525
[Reviewed]

Wataru Takahagi; Kaito Seo; Takazo Shibuya; Yoshinori Takano; Kosuke Fujishima; Masafumi Saitoh; Shigeru Shimamura; Yohei Matsui; Masaru Tomita; Ken Takai
Peptide Synthesis under the Alkaline Hydrothermal Conditions on Enceladus
ACS Earth and Space Chemistry, 21 Nov. 2019
3, 11, 2559, 2568
[Reviewed]

Oba Y; Takano Y; Naraoka H; Watanabe N; Kouchi A
Nucleobase synthesis in interstellar ices.
Nature Communications, Sep. 2019
10, 1, 4413
[Reviewed]

Ogawa N. O; Kebukawa Y; Zolensky M; Takano Y; Ohkouchi N
ISOTOPIC MEASUREMENTS OF < 100 ng CARBON AND NITROGEN THROUGH EA/IRMS AND ITS APPLICATION TO EXTRATERRESTRIAL MATERIALS.
METEORITICS & PLANETARY SCIENCE, Aug. 2019
54
[Reviewed]

Isaji Yuta; Kawahata Hodaka; Takano Yoshinori; Ogawa Nanako O; Kuroda Junichiro; Yoshimura Toshihiro; Lugli Stefano; Manzi Vinicio; Roveri Marco; Ohkouchi Naohiko
Diazotrophy Drives Primary Production in the Organic-Rich Shales Deposited Under a Stratified Environment During the Messinian Salinity Crisis (Vena del Gesso, Italy)
FRONTIERS IN EARTH SCIENCE, 07 May 2019
7
[Reviewed]

Masayuki Uesugi; Motoo Ito; Hikaru Yabuta; Hiroshi Naraoka; Fumio Kitajima; Yoshinori Takano; Hajime Mita; Yoko Kebukawa; Aiko Nakato; Yuzuru Karouji
Further characterization of carbonaceous materials in Hayabusa-returned samples to understand their origin
Meteoritics and Planetary Science, Mar. 2019
54, 3, 638, 666
[Reviewed]

Yoshinori Takano; Satoshi Furota; Nanako O. Ogawa; Naohiko Ohkouchi
Quest into peptide molecules: Unseen important targets in organic geochemistry
29th International Meeting on Organic Geochemistry, IMOG 2019, 2019

Y. Isaji; Y. Takano; N. O. Ogawa; N. Ohkouchi
Heme as one of the key molecules for constraining marine biogeochemical cycle　　　　　　　　　　　　　　　
29th International Meeting on Organic Geochemistry, IMOG 2019, 2019

A. Urai; Y. Takano; H. Imachi; S. Ishii; Y. Matsui; M. Ogawara; Y. Miyairi; N. O. Ogawa; T. Yoshimura; F. Inagaki; Y. Yokoyama; H. D. Park; D. Murai; K. Kawano; N. Ohkouchi
Deep methagenesis and iodine-rich aquifer: Insight from organic geochemical approach　　　　　　　　　　　　　　　
29th International Meeting on Organic Geochemistry, IMOG 2019, 2019

Haruna Sugahara; Yoshinori Takano; Shogo Tachibana; Iyo Sugawara; Yoshito Chikaraishi; Nanako O. Ogawa; Naohiko Ohkouchi; Akira Kouchi; Hisayoshi Yurimoto
Molecular and isotopic compositions of nitrogen-containing organic molecules formed during UV-irradiation of simulated interstellar ice
Geochemical Journal, 2019
53, 1, 5, 20
[Reviewed]

Haruna Sugahara; Yoshinori Takano; Yuzuru Karouji; Kazuya Kumagai; Toru Yada; Naohiko Ohkouchi; Masanao Abe
Amino acids on witness coupons collected from the ISAS/JAXA curation facility for the assessment and quality control of the Hayabusa2 sampling procedure
Earth, Planets and Space, Dec. 2018
70, 1, doi: 10.1186/s40623-018-0965-7.
[Reviewed]

Naoto F. Ishikawa; Yu Itahashi; Thomas M. Blattmann; Yoshinori Takano; Nanako O. Ogawa; Masako Yamane; Yusuke Yokoyama; Toshi Nagata; Minoru Yoneda; Negar Haghipour; Timothy I. Eglinton; Naohiko Ohkouchi
Improved Method for Isolation and Purification of Underivatized Amino Acids for Radiocarbon Analysis
Analytical Chemistry, 16 Oct. 2018
90, 20, 12035, 12041
[Reviewed]

Naresh C. Pant; Francisco J. Jimenez-Espejo; Cary P. Cook; Paromita Biswas; Robert McKay; Claudio Marchesi; Motoo Ito; Dewashish Upadhyay; Junichiro Kuroda; Kenji Shimizu; Ryoko Senda; Tina Van De Flierdt; Yoshinori Takano; Katsuhiko Suzuki; Carlota Escutia; Prakash K. Shrivastava
Suspected meteorite fragments in marine sediments from East Antarctica
Antarctic Science, 01 Oct. 2018
30, 5, 307, 321
[Reviewed]

Furota S; Ogawa NO; Takano Y; Yoshimura T; Ohkouchi N
Quantitative analysis of underivatized amino acids in the sub- to several-nanomolar range by ion-pair HPLC using a corona-charged aerosol detector (HPLC-CAD).
Journal of chromatography. B, Analytical technologies in the biomedical and life sciences, Sep. 2018
1095, 191, 197
[Reviewed]

Takano Y; Chikaraishi Y; Imachi H; Miyairi Y; Ogawa NO; Kaneko M; Yokoyama Y; Krüger M; Ohkouchi N
Insight into anaerobic methanotrophy from ¹³C/¹²C- amino acids and ¹⁴C/¹²C-ANME cells in seafloor microbial ecology.
Scientific Reports, Sep. 2018
8, 1, 14070
[Reviewed]

Haruna Sugahara; Cornelia Meinert; Laurent Nahon; Nykola C. Jones; Søren V. Hoffmann; Kenji Hamase; Yoshinori Takano; Uwe J. Meierhenrich
D-Amino acids in molecular evolution in space – Absolute asymmetric photolysis and synthesis of amino acids by circularly polarized light
Biochimica et Biophysica Acta - Proteins and Proteomics, 01 Jul. 2018
1866, 7, 743, 758
[Reviewed]

Yasuhito Sekine; Kenya Kodama; Takamichi Kobayashi; Seiji Obata; Yu Chang; Nanako O. Ogawa; Yoshinori Takano; Naohiko Ohkouchi; Koichiro Saiki; Toshimori Sekine
An experimental study on impact-induced alterations of planetary organic simulants
Meteoritics and Planetary Science, 01 Jun. 2018
53, 6, 1267, 1282
[Reviewed]

Ishikawa N. F; Chikaraishi Y; Takano Y; Sasaki Y; Takizawa Y; Tsuchiya M; Tayasu I; Nagata T; Ohkouchi N
A new analytical method for determination of the nitrogen isotopic composition of methionine: Its application to aquatic ecosystems with mixed resources
Limnology and Oceanography-Methods, 2018
16, 9, 607, 620
[Reviewed]

Yasuhiro Oba; Yoshinori Takano; Hiroshi Naraoka; Akira Kouchi; Naoki Watanabe
Deuterium Fractionation upon the Formation of Hexamethylenetetramines through Photochemical Reactions of Interstellar Ice Analogs Containing Deuterated Methanol Isotopologues
ASTROPHYSICAL JOURNAL, Nov. 2017
849, 2, 9pp
[Reviewed]

Naohiko Ohkouchi; Yoshito Chikaraishi; Hilary G. Close; Brian Fry; Thomas Larsen; Daniel J. Madigan; Matthew D. McCarthy; Kelton W. McMahon; Toshi Nagata; Yuichi I. Naito; Nanako O. Ogawa; Brian N. Popp; Shawn Steffan; Yoshinori Takano; Ichiro Tayasu; Alex S.J. Wyatt; Yasuhiko T. Yamaguchi; Yusuke Yokoyama
Advances in the application of amino acid nitrogen isotopic analysis in ecological and biogeochemical studies
Organic Geochemistry, 01 Nov. 2017
113, 150, 174
[Reviewed], [Invited]

Yasuhiko T. Yamaguchi; Yoshito Chikaraishi; Yoshinori Takano; Nanako O. Ogawa; Hiroyuki Imachi; Yusuke Yokoyama; Naohiko Ohkouchi
Fractionation of nitrogen isotopes during amino acid metabolism in heterotrophic and chemolithoautotrophic microbes across Eukarya, Bacteria, and Archaea: Effects of nitrogen sources and metabolic pathways
ORGANIC GEOCHEMISTRY, Sep. 2017
111, 101, 112
[Reviewed]

Hirotaka Sawada; Ryuji Okazaki; Shogo Tachibana; Kanako Sakamoto; Yoshinori Takano; Chisato Okamoto; Hajime Yano; Yayoi Miura; Masanao Abe; Sunao Hasegawa; Takaaki Noguchi
Hayabusa2 Sampler: Collection of Asteroidal Surface Material
SPACE SCIENCE REVIEWS, Jul. 2017
208, 1-4, 81, 106
[Reviewed]

Ryuji Okazaki; Hirotaka Sawada; Shinji Yamanouchi; Shogo Tachibana; Yayoi N. Miura; Kanako Sakamoto; Yoshinori Takano; Masanao Abe; Shoichi Itoh; Keita Yamada; Hikaru Yabuta; Chisato Okamoto; Hajime Yano; Takaaki Noguchi; Tomoki Nakamura; Keisuke Nagao
Hayabusa2 Sample Catcher and Container: Metal-Seal System for Vacuum Encapsulation of Returned Samples with Volatiles and Organic Compounds Recovered from C-Type Asteroid Ryugu
SPACE SCIENCE REVIEWS, Jul. 2017
208, 1-4, 107, 124
[Reviewed]

Keigo Kinoshita; Yoshinori Takano; Naohiko Ohkouchi; Shigeru Deguchi
Free-Radical Polymerization of Acrylic Acid under Extreme Reaction Conditions Mimicking Deep-Sea Hydrothermal Vents
ACS Omega, 30 Jun. 2017
2, 6, 2765, 2769
[Reviewed]

Yuko Takizawa; Prarthana S. Dharampal; Shawn A. Steffan; Yoshinori Takano; Naohiko Ohkouchi; Yoshito Chikaraishi
Intra-trophic isotopic discrimination of N-15/N-14 for amino acids in autotrophs: Implications for nitrogen dynamics in ecological studies
ECOLOGY AND EVOLUTION, May 2017
7, 9, 2916, 2924
[Reviewed]

Haruna Sugahara; Yoshinori Takano; Nanako O. Ogawa; Yoshito Chikaraishi; Naohiko Ohkouchi
Nitrogen Isotopic Fractionation in Ammonia during Adsorption on Silicate Surfaces
ACS EARTH AND SPACE CHEMISTRY, Mar. 2017
1, 1, 24, 29
[Reviewed]

Sebastian Naeher; Hisami Suga; Nanako O. Ogawa; Yoshinori Takano; Carsten J. Schubert; Kliti Grice; Naohiko Ohkouchi
Distributions and compound-specific isotopic signatures of sedimentary chlorins reflect the composition of photoautotrophic communities and their carbon and nitrogen sources in Swiss lakes and the Black Sea
CHEMICAL GEOLOGY, Dec. 2016
443, 198, 209
[Reviewed]

Oba Y; Takano Y; Watanabe N; Kouchi A
Deuterium fractionation during amino acid formation by photolysis of interstellar ice analogues containing deuterated methanol
Astrophysical Journal Letters, Jul. 2016
8271, 1, L18 (7pp)
[Reviewed]

Fumio Inagaki; Kai Uwe Hinrichs; Yusuke Kubo; Monika Bihan; Stephen A. Bowden; Marshall Bowles; Marcus Elvert; Clemens Glombitza; Doris Gross; Guy J. Harrington; Verena Heuer; Wei Li Hong; Tomoyuki Hori; Tatsuhiko Hoshino; Akira Ijiri; Hiroyuki Imachi; Motoo Ito; Masanori Kaneko; Mark A. Lever; Kevin Li; David Limmer; Yu Shih Lin; Chang Hong Liu; Barbara A. Methé; Sumito Morita; Yuki Morono; Masafumi Murayama; Naohiko Ohkouchi; Shuhei Ono; Young Soo Park; Stephen C. Phillips; Xavier Prieto-Mollar; Marcella Purkey; Natascha Riedinger; Yoshinori Sanada; Justine Sauvage; Glen Snyder; Rita Susilawati; Yoshinori Takano; Wataru Tanikawa; Eiji Tasumi; Takeshi Terada; Hitoshi Tomaru; Elizabeth Trembath-Reichert; David T. Wang; Yasuhiro Yamada
IODP Expedition 337: Deep Coalbed Biosphere off Shimokita - Microbial processes and hydrocarbon system associated with deeply buried coalbed in the ocean
Scientific Drilling, 27 Jun. 2016
21, 17, 28
[Reviewed]

Rachel C. Rudd; Jonathan J. Tyler; John Tibby; Yusuke Yokoyama; Ines Tavernier; Elie Verleyen; Manabu Fukui; Yoshinori Takano
A diatom-inferred record of lake variability during the last 900 years in Lutzow-Holm Bay, East Antarctica
JOURNAL OF QUATERNARY SCIENCE, Feb. 2016
31, 2, 114, 125
[Reviewed]

Furukawa Yoshihiro; Takano Yoshinori
Preface to the special issue of "Early Earth Chemistry"
Chikyukagaku, 2016
50, 3, 117, 119

高野 淑識; 力石 嘉人; 大河内 直彦
アミノ酸（ピバロイル/ イソブチルエステル誘導体）のGC/MS による解析
Researches in Organic Geochemistry, 2016
32, 1, 1, 18
[Reviewed]

Queenie Hoi Shan Chan; Yoshito Chikaraishi; Yoshinori Takano; Nanako O. Ogawa; Naohiko Ohkouchi
Amino acid compositions in heated carbonaceous chondrites and their compound-specific nitrogen isotopic ratios
EARTH PLANETS AND SPACE, Jan. 2016
68
[Reviewed]

Masanori Kaneko; Yoshinori Takano; Nanako O. Ogawa; Yuki Sato; Naohiro Yoshida; Naohiko Ohkouchi
Estimation of methanogenesis by quantification of coenzyme F430 in marine sediments
GEOCHEMICAL JOURNAL, 2016
50, 6, 453, 460
[Reviewed]

F. Inagaki; K. U. Hinrichs; Y. Kubo; M. W. Bowles; V. B. Heuer; W. L. Hong; T. Hoshino; A. Ijiri; H. Imachi; M. Ito; M. Kaneko; M. A. Lever; Y. S. Lin; B. A. Methé; S. Morita; Y. Morono; W. Tanikawa; M. Bihan; S. A. Bowden; M. Elvert; C. Glombitza; D. Gross; G. J. Harrington; T. Hori; K. Li; D. Limmer; C. H. Liu; M. Murayama; N. Ohkouchi; S. Ono; Y. S. Park; S. C. Phillips; X. Prieto-Mollar; M. Purkey; N. Riedinger; Y. Sanada; J. Sauvage; G. Snyder; R. Susilawati; Y. Takano; E. Tasumi; T. Terada; H. Tomaru; E. Trembath-Reichert; D. T. Wang; Y. Yamada
Exploring deep microbial life in coal-bearing sediment down to ∼2.5 km below the ocean floor
Science, 24 Jul. 2015
349, 6246, 420, 424
[Reviewed]

Hiroshi Naraoka; Dan Aoki; Kazuhiko Fukushima; Masayuki Uesugi; Motoo Ito; Fumio Kitajima; Hajime Mita; Hikaru Yabuta; Yoshinori Takano; Toru Yada; Yukihiro Ishibashi; Yuzuru Karouji; Takaaki Okada; Masanao Abe
ToF-SIMS analysis of carbonaceous particles in the sample catcher of the Hayabusa spacecraft
EARTH PLANETS AND SPACE, May 2015
67, doi:10.1186/ s40623-015-0224-0
[Reviewed]

Yoshito Chikaraishi; Shawn A. Steffan; Yoshinori Takano; Naohiko Ohkouchi
Diet quality influences isotopic discrimination among amino acids in an aquatic vertebrate
ECOLOGY AND EVOLUTION, May 2015
5, 10, 2048, 2059
[Reviewed]

Yoshinori Takano; Hisaya Kojima; Eriko Takeda; Yusuke Yokoyama; Manabu Fukui
Biogeochemistry and limnology in Antarctic subglacial weathering: molecular evidence of the linkage between subglacial silica input and primary producers in a perennially ice-covered lake
PROGRESS IN EARTH AND PLANETARY SCIENCE, Apr. 2015
2
[Reviewed]

Yoshinori Takano; Yoshito Chikaraishi; Naohiko Ohkouchi
Isolation of underivatized amino acids by ion-pair high performance liquid chromatography for precise measurement of nitrogen isotopic composition of amino acids: Development of comprehensive LC x GC/C/IRMS method
INTERNATIONAL JOURNAL OF MASS SPECTROMETRY, Mar. 2015
379, 16, 25
[Reviewed]

Fumio Kitajima; Masayuki Uesugi; Yuzuru Karouji; Yukihiro Ishibashi; Toru Yada; Hiroshi Naraoka; Masanao Abe; Akio Fujimura; Motoo Ito; Hikaru Yabuta; Hajime Mita; Yoshinori Takano; Tatsuaki Okada
A micro-Raman and infrared study of several Hayabusa category 3 (organic) particles 3. Space science
Earth, Planets and Space, 11 Feb. 2015
67, 1
[Reviewed]

Fumio Kitajima; Masayuki Uesugi; Yuzuru Karouji; Yukihiro Ishibashi; Toru Yada; Hiroshi Naraoka; Masanao Abe; Akio Fujimura; Motoo Ito; Hikaru Yabuta; Hajime Mita; Yoshinori Takano; Tatsuaki Okada
A micro-Raman and infrared study of several Hayabusa category 3 (organic) particles
EARTH PLANETS AND SPACE, Feb. 2015
67
[Reviewed]

高野 淑識; 力石 嘉人; 大河内 直彦
イオンペアクロマトグラフィー／電子スプレーイオン化質量分析法 (LC/ESI-MS)によるアミノ酸のマススペクトル解析
Researches in Organic Geochemistry, 2015
31, 1, 33, 49
[Reviewed]

Hikaru Yabuta; Masayuki Uesugi; Hiroshi Naraoka; Motoo Ito; A. L.David Kilcoyne; Scott A. Sandford; Fumio Kitajima; Hajime Mita; Yoshinori Takano; Toru Yada; Yuzuru Karouji; Yukihiro Ishibashi; Tatsuaki Okada; Masanao Abe
X-ray absorption near edge structure spectroscopic study of Hayabusa category 3 carbonaceous particles
Earth, Planets and Space, 03 Dec. 2014
66, 1
[Reviewed]

Masayuki Uesugi; Hiroshi Naraoka; Motoo Ito; Hikaru Yabuta; Fumio Kitajima; Yoshinori Takano; Hajime Mita; Ichiro Ohnishi; Yoko Kebukawa; Toru Yada; Yuzuru Karouji; Yukihiro Ishibashi; Takaaki Okada; Masanao Abe
Sequential analysis of carbonaceous materials in Hayabusa-returned samples for the determination of their origin Science of solar system materials examined from Hayabusa and future missions
Earth, Planets and Space, Dec. 2014
66, 1
[Reviewed]

Hikaru Yabuta; Masayuki Uesugi; Hiroshi Naraoka; Motoo Ito; A. L. David Kilcoyne; Scott A. Sandford; Fumio Kitajima; Hajime Mita; Yoshinori Takano; Toru Yada; Yuzuru Karouji; Yukihiro Ishibashi; Tatsuaki Okada; Masanao Abe
X-ray absorption near edge structure spectroscopic study of Hayabusa category 3 carbonaceous particles
EARTH PLANETS AND SPACE, Dec. 2014
66
[Reviewed]

Ito M; Uesugi M; Naraoka H; Yabuta H; Kitajima F; Mita H; Takano Y; Karouji Y; Yada T; Ishibashi Y; Okada T; Abe M
H, C, and N isotopic compositions of Hayabusa category 3 organic samples
Earth, Planets and Space, 26 Aug. 2014
66, 1
[Reviewed]

Motoo Ito; Masayuki Uesugi; Hiroshi Naraoka; Hikaru Yabuta; Fumio Kitajima; Hajime Mita; Yoshinori Takano; Yuzuru Karouji; Toru Yada; Yukihiro Ishibashi; Tatsuaki Okada; Masanao Abe
H, C, and N isotopic compositions of Hayabusa category 3 organic samples
Earth, Planets and Space, 13 Aug. 2014
66, 1
[Reviewed]

Masayuki Uesugi; Hiroshi Naraoka; Motoo Ito; Hikaru Yabuta; Fumio Kitajima; Yoshinori Takano; Hajime Mita; Ichiro Ohnishi; Yoko Kebukawa; Toru Yada; Yuzuru Karouji; Yukihiro Ishibashi; Takaaki Okada; Masanao Abe
Sequential analysis of carbonaceous materials in Hayabusa-returned samples for the determination of their origin
Earth Planets and Space, Aug. 2014
66, 1, 102
[Reviewed]

Motoo Ito; Masayuki Uesugi; Hiroshi Naraoka; Hikaru Yabuta; Fumio Kitajima; Hajime Mita; Yoshinori Takano; Yuzuru Karouji; Toru Yada; Yukihiro Ishibashi; Tatsuaki Okada; Masanao Abe
H, C, and N isotopic compositions of Hayabusa category 3 organic samples
EARTH PLANETS AND SPACE, Aug. 2014
66
[Reviewed]

Yoshinori Takano; Hajime Yano; Yasuhito Sekine; Ryu Funase; Ken Takai
Planetary protection on international waters: An onboard protocol for capsule retrieval and biosafety control in sample return mission
Advances in Space Research, Apr. 2014
53, 7, 1135, 1142

Masanori Kaneko; Yoshinori Takano; Yoshito Chikaraishi; Nanako O. Ogawa; Susumu Asakawa; Takeshi Watanabe; Seigo Shima; Martin Krueger; Makoto Matsushita; Hiroyuki Kimura; Naohiko Ohkouchi
Quantitative Analysis of Coenzyme F430 in Environmental Samples: A New Diagnostic Tool for Methanogenesis and Anaerobic Methane Oxidation
ANALYTICAL CHEMISTRY, Apr. 2014
86, 7, 3633, 3638
[Reviewed]

S. TACHIBANA; M. ABE; M. ARAKAWA; M. FUJIMOTO; Y. IIJIMA; M. ISHIGURO; K. KITAZATO; N. KOBAYASHI; N. NAMIKI; T. OKADA; R. OKAZAKI; H. SAWADA; S. SUGITA; Y. TAKANO; S. TANAKA; S. WATANABE; M. YOSHIKAWA; H. KUNINAKA
Hayabusa2: Scientific importance of samples returned from C-type near-Earth asteroid (162173) 1999 JU3
GEOCHEMICAL JOURNAL, 2014
48, 6, 571, 587

Yasuhito SEKINE; Yoshinori TAKANO; Hajime YANO; Ryu FUNASE; Ken TAKAI; Morio ISHIHARA; Takazo SHIBUYA; Shogo TACHIBANA; Kiyoshi KURAMOTO; Hikaru YABUTA; Jun KIMURA; Yoshihiro FURUKAWA
Exploration of Enceladus^|^apos; Water-Rich Plumes toward Understanding of Chemistry and Biology of the Interior Ocean
TRANSACTIONS OF THE JAPAN SOCIETY FOR AERONAUTICAL AND SPACE SCIENCES, AEROSPACE TECHNOLOGY JAPAN, 2014
12, ists29, Tk_7, Tk_11

Stefan Schouten; Ellen C. Hopmans; Antoni Rosell-Mele; Ann Pearson; Pierre Adam; Thorsten Bauersachs; Edouard Bard; Stefano M. Bernasconi; Thomas S. Bianchi; Jochen J. Brocks; Laura Truxal Carlson; Isla S. Castaneda; Sylvie Derenne; Ayca Dogrul Selver; Koushik Dutta; Timothy Eglinton; Celine Fosse; Valier Galy; Kliti Grice; Kai-Uwe Hinrichs; Yongsong Huang; Arnaud Huguet; Carme Huguet; Sarah Hurley; Anitra Ingalls; Guodong Jia; Brendan Keely; Chris Knappy; Miyuki Kondo; Srinath Krishnan; Sara Lincoln; Julius Lipp; Kai Mangelsdorf; Alfredo Martinez-Garcia; Guillemette Menot; Anchelique Mets; Gesine Mollenhauer; Naohiko Ohkouchi; Jort Ossebaar; Mark Pagani; Richard D. Pancost; Emma J. Pearson; Francien Peterse; Gert-Jan Reichart; Philippe Schaeffer; Gaby Schmitt; Lorenz Schwark; Sunita R. Shah; Richard W. Smith; Rienk H. Smittenberg; Roger E. Summons; Yoshinori Takano; Helen M. Talbot; Kyle W. R. Taylor; Rafael Tarozo; Masao Uchida; Bart E. van Dongen; Benjamin A. S. Van Mooy; Jinxiang Wang; Courtney Warren; Johan W. H. Weijers; Josef P. Werne; Martijn Woltering; Shucheng Xie; Masanobu Yamamoto; Huan Yang; Chuanlun L. Zhang; Yige Zhang; Meixun Zhao; Jaap S. Sinninghe Damste
An interlaboratory study of TEX86 and BIT analysis of sediments, extracts, and standard mixtures
GEOCHEMISTRY GEOPHYSICS GEOSYSTEMS, Dec. 2013
14, 12, 5263, 5285
[Reviewed]

N. Ohkouchi; Y. Takano
Organic Nitrogen: Sources, Fates, and Chemistry
Treatise on Geochemistry: Second Edition, Nov. 2013
12, 251, 289
[Reviewed]

Tomohiro Watanabe; Hisaya Kojima; Yoshinori Takano; Manabu Fukui
Diversity of sulfur-cycle prokaryotes in freshwater lake sediments investigated using aprA as the functional marker gene
SYSTEMATIC AND APPLIED MICROBIOLOGY, Sep. 2013
36, 6, 436, 443
[Reviewed]

Toshinori Taniuchi; Yoshinori Takano; Kensei Kobayashet
Amino Acid Precursors from a Simulated Lower Atmosphere of Titan: Experiments of Cosmic Ray Energy Source with C-13- and O-18-Stable Isotope Probing Mass Spectrometry
ANALYTICAL SCIENCES, Aug. 2013
29, 8, 777, 785
[Reviewed]

Yoshinori Takano; Masanori Kaneko; Joerg Kahnt; Hiroyuki Imachi; Seigo Shima; Naohiko Ohkouchi
Detection of coenzyme F430 in deep sea sediments: A key molecule for biological methanogenesis
ORGANIC GEOCHEMISTRY, May 2013
58, 137, 140
[Reviewed]

Masanori Kaneko; Hiroshi Naraoka; Yoshinori Takano; Naohiko Ohkouchi
Distribution and isotopic signatures of archaeal lipid biomarkers associated with gas hydrate occurrences on the northern Cascadia Margin
CHEMICAL GEOLOGY, Apr. 2013
343, 76, 84
[Reviewed]

Yoshinori Takano; Jonathan James Tyler; Hisaya Kojima; Yusuke Yokoyama; Yukiko Tanabe; Takaharu Sato; Nanako O. Ogawa; Naohiko Ohkouchi; Manabu Fukui
Holocene lake development and glacial-isostatic uplift at Lake Skallen and Lake Oyako, Lutzow-Holm Bay, East Antarctica: Based on biogeochemical facies and molecular signatures
APPLIED GEOCHEMISTRY, Dec. 2012
27, 12, 2546, 2559
[Reviewed]

Marie-Paule Bassez; Yoshinori Takano; Kensei Kobayashi
Prebiotic Organic Microstructures
ORIGINS OF LIFE AND EVOLUTION OF BIOSPHERES, Aug. 2012
42, 4, 307, 316
[Reviewed]

Hironari Kurihara; Yoshinori Takano; Takeo Kaneko; Yumiko Obayashi; Kensei Kobayashi
Stability of Amino Acids and Related Compounds in Simulated Submarine Hydrothermal Systems
BULLETIN OF THE CHEMICAL SOCIETY OF JAPAN, May 2012
85, 5, 624, 630
[Reviewed]

Hironari Kurihara; Hikaru Yabuta; Takeo Kaneko; Yumiko Obayashi; Yoshinori Takano; Kensei Kobayashi
Characterization of Organic Aggregates Formed by Heating Products of Simulated Primitive Earth Atmosphere Experiments
CHEMISTRY LETTERS, Apr. 2012
41, 4, 441, 443
[Reviewed]

Sekine Y.; Yabuta H.; Kimura J.; Furukawa Y.; Takano Y.; Yano H.; Funase R.; Takai K.; Ishihara M.; Shibuya T.; Tachibana S.; Kuramoto K.
Exploration of Enceladus' water-rich plumes toward understanding chemistry and biology of the interior ocean (Special issue: Planetary exploration in a coming decade activity: Reports of 2nd stage)
Planetary People - The Japanese Society for Planetary Sciences, 2012
21, 3, 229, 238
[Reviewed]

A. Gay; Y. Takano; W. P. Gilhooly Iii; C. Berndt; K. Heeschen; N. Suzuki; S. Saegusa; F. Nakagawa; U. Tsunogai; S. Y. Jiang; M. Lopez
Geophysical and geochemical evidence of large scale fluid flow within shallow sediments in the eastern Gulf of Mexico, offshore Louisiana
Geofluids, Feb. 2011
11, 1, 34, 47
[Reviewed]

Hidetaka Nomaki; Nanako O. Ogawa; Yoshinori Takano; Hisami Suga; Naohiko Ohkouchi; Hiroshi Kitazato
Differing utilization of glucose and algal particulate organic matter by deep-sea benthic organisms of Sagami Bay, Japan
MARINE ECOLOGY PROGRESS SERIES, 2011
431, 11, +
[Reviewed]

Yoshinori Takano; Yoshito Chikaraishi; Nanako O. Ogawa; Hidetaka Nomaki; Yuki Morono; Fumio Inagaki; Hiroshi Kitazato; Kai-Uwe Hinrichs; Naohiko Ohkouchi
Sedimentary membrane lipids recycled by deep-sea benthic archaea
NATURE GEOSCIENCE, Dec. 2010
3, 12, 858, 861
[Reviewed]

Yoshinori Takano; Yuichiro Kashiyama; Nanako O. Ogawa; Yoshito Chikaraishi; Naohiko Ohkouchi
Isolation and desalting with cation-exchange chromatography for compound-specific nitrogen isotope analysis of amino acids: application to biogeochemical samples
RAPID COMMUNICATIONS IN MASS SPECTROMETRY, Aug. 2010
24, 16, 2317, 2323
[Reviewed]

Shingo Kato; Yoshinori Takano; Takeshi Kakegawa; Hironori Oba; Kazuhiko Inoue; Chiyori Kobayashi; Motoo Utsumi; Katsumi Marumo; Kensei Kobayashi; Yuki Ito; Jun-ichiro Ishibashi; Akihiko Yamagishi
Biogeography and Biodiversity in Sulfide Structures of Active and Inactive Vents at Deep-Sea Hydrothermal Fields of the Southern Mariana Trough
APPLIED AND ENVIRONMENTAL MICROBIOLOGY, May 2010
76, 9, 2968, 2979
[Reviewed]

Masanori Fujii; Yoshinori Takano; Hisaya Kojima; Tamotsu Hoshino; Ryouichi Tanaka; Manabu Fukui
Microbial Community Structure, Pigment Composition, and Nitrogen Source of Red Snow in Antarctica
MICROBIAL ECOLOGY, Apr. 2010
59, 3, 466, 475
[Reviewed]

Takano, Y; Yokoyama, Y; Tyler, J.J; Fukui, M; Sato, T; Ogawa, N.O; Suzuki, N; Kitazato, H; Ohkouchi, N
Crustal uplifting rate associated with late-Holocene glacial-isostatic rebound at Skallen and Skarvsnes, Lutzow-Holm Bay, East Antarctica: evidence of a synchrony in sedimentary and biological facies on geological setting.
Biogeosciences Discuss, 2010
7, 4341, 4384

TAKANO Yoshinori; SUZUKI Katsuhiko
Preface to “Geochemistry of organic matter, microbes, and ecosystem”
Chikyukagaku, 2010
44, 4, 99, 101

S. Kato; K. Yanagawa; M. Sunamura; Y. Takano; J. Ishibashi; T. Kakegawa; M. Utsumi; T. Yamanaka; T. Toki; T. Noguchi; A. Moroi; H. Kimura, Y; Kawarabayasi; K. Marumo; T. Urabe; A. Yamagishi
Abundance of Zetaproteobacteria within crustal fluids in back-arc hydrothermal fields of the Southern Mariana Trough　　　　　　　　　　　　　　　
Environmental Microbiology, 2010
76, 2968, 2979
[Reviewed]

Shingo Kato; Katsunori Yanagawa; Michinari Sunamura; Yoshinori Takano; Jun-ichiro Ishibashi; Takeshi Kakegawa; Motoo Utsumi; Toshiro Yamanaka; Tomohiro Toki; Takuroh Noguchi; Kensei Kobayashi; Arimichi Moroi; Hiroyuki Kimura; Yutaka Kawarabayasi; Katsumi Marumo; Tetsuro Urabe; Akihiko Yamagishi
Abundance of Zetaproteobacteria within crustal fluids in back-arc hydrothermal fields of the Southern Mariana Trough
ENVIRONMENTAL MICROBIOLOGY, Dec. 2009
11, 12, 3210, 3222
[Reviewed]

Yoshito Chikaraishi; Nanako O. Ogawa; Yuichiro Kashiyama; Yoshinori Takano; Hisami Suga; Akiko Tomitani; Hideaki Miyashita; Hiroshi Kitazato; Naohiko Ohkouchi
Determination of aquatic food-web structure based on compound-specific nitrogen isotopic composition of amino acids
LIMNOLOGY AND OCEANOGRAPHY-METHODS, Nov. 2009
7, 740, 750
[Reviewed]

Marie-Paule Bassez; Yoshinori Takano; Naohiko Ohkouchi
Organic Analysis of Peridotite Rocks from the Ashadze and Logatchev Hydrothermal Sites
INTERNATIONAL JOURNAL OF MOLECULAR SCIENCES, Jul. 2009
10, 7, 2986, 2998
[Reviewed]

Kato,S; Takano,Y; Kakegawa,T; Oba,H; Inoue,K; Kobayashi,C; Utsumi,M; Marumo,K; Kobayashi,K; Ito,Y; Ishibashi,J.-I; Yamagishi,A
Microbial Communities in Sulfide Structures of Active and Inactive Vents at Deep-sea Hydrothermal Fields at the Southern Mariana Trough.　　　　　　　　　　　　　　　
Environmental Microbiology, Feb. 2009
doi:10.1111/j.1462-2920.
[Reviewed]

Yoshinori Takano; Yoshito Chikaraishi; Nanako O. Ogawa; Hiroshi Kitazato; Naohiko Ohkouchi
Compound-Specific Nitrogen Isotope Analysis of D-Alanine, L-Alanine, and Valine: Application of Diastereomer Separation to delta N-15 and Microbial Peptidoglycan Studies
ANALYTICAL CHEMISTRY, Jan. 2009
81, 1, 394, 399
[Reviewed]

Y. Kashiyama; H. Miyashita; S. Ohkubo; N. O. Ogawa; Y. Chikaraishi; Y. Takano; H. Suga; T. Toyofuku; H. Nomaki; H. Kitazato; T. Nagata; N. Ohkouchi
Evidence of global chlorophyll d
SCIENCE, Aug. 2008
321, 5889, 658, 658
[Reviewed]

Kensei Kobayashi; Tomoya Ogawa; Hisako Tonishi; Takeo Kaneko; Yoshinori Takano; Jun-ichi Takahashi; Takeshi Saito; Yasuyuki Muramatsu; Satoshi Yoshida; Yuichi Utsumi
Synthesis of Amino Acid Precursors from Simulated Interstellar Media by High-Energy Particles or Photons
ELECTRONICS AND COMMUNICATIONS IN JAPAN, Mar. 2008
91, 3, 15, 21
[Reviewed]

TAKANO Yoshinori
Organic geochemical studies of chemical evolution related with molecular chirality and extreme sub-surface biosphere
Chikyukagaku, 2008
42, 1, 23, 40

Kensei Kobayashi; Takeo Kaneko; Yoshinori Takano; Jun-ichi Takahashi
Formation of amino acid precursors with large molecular weight in dense clouds and their relevance to origins of bio-homochirality
IAU: ORGANIC MATTER IN SPACE, 2008
251, 465, +

Katsumi Marumo; Tetsuro Urabe; Akiko Goto; Yoshinori Takano; Miwako Nakaseama
Mineralogy and isotope geochemistry of active submarine hydrothermal field at Suiyo Seamount, Izu-Bonin Arc, west Pacific Ocean
RESOURCE GEOLOGY, 2008
58, 3, 220, 248
[Reviewed]

Kobayashi Kensei; Kurihara Hironari; Kaneko Takeo; Hashimoto Hirofumi; Takahashi Jun-ichi; Takano Yoshinori
High molecular weight complex organics in dense clouds and their relevance to origins of life
ASTROBIOLOGY, Jun. 2007
7, 3, 517, 518
[Reviewed]

Yoshinori Takano; Jun-ichi Takahashi; Takeo Kaneko; Katsumi Marumo; Kensel Kobayashi
Asymmetric synthesis of amino acid precursors in interstellar complex organics by circularly polarized light
EARTH AND PLANETARY SCIENCE LETTERS, Feb. 2007
254, 1-2, 106, 114
[Reviewed]

Kensei Kobayashi; Tomoya Ogawa; Hisako Tonishi; Takeo Kaneko; Yoshinori Takano; Jun-Ichi Takahashi; Takeshi Saito; Yasuyuki Muramatsu; Satoshi Yoshida; Yuichi Utsumi
Synthesis of amino acid precursors from simulated interstellar media by high-energy particles or photons
IEEJ Transactions on Electronics, Information and Systems, 2007
127, 3, 293, 298
[Reviewed]

Yoshinori Takano; Kensei Kobayashi; Yoji Ishikawa; Katsumi Marumo
Corrigendum to "Emergence of the inflection point on the racemization rate constant for d- and l-amino acids in the early stages of terrestrial diagenesis" [Organic Geochemistry 37 (2006), 334-341] (DOI:10.1016/j.orggeochem.2005.10.009)
Organic Geochemistry, Sep. 2006
37, 9, 1195
[Reviewed]

Hironari Kurihara; Suguru Yabashi; Tsukasa Horiuchi; Nazrul Islam; Takeo Kaneko; Yoshinori Takano; Katsumi Marumo; Kensei Kobayashi
Stability of organic compounds in high-temperature and high-pressure environments simulating submarine hydrothermal systems
ORIGINS OF LIFE AND EVOLUTION OF THE BIOSPHERE, Jun. 2006
36, 3, 338, 340
[Reviewed]

Takano Yoshinori; Tsuboi Taiki; Kaneko Takeo; Marumo Katsumi; Kobayashi Kensei
High-molecular-weight complex organics: Three dimensional imaging and pyrolysis experiment of simulated product via interstellar gas mixture irradiated with 3 MeV proton beam
ORIGINS OF LIFE AND EVOLUTION OF BIOSPHERES, Jun. 2006
36, 3, 246, 248
[Reviewed]

Y Takano; K Kobayashi; Y Ishikawa; K Marumo
Emergence of the inflection point on racemization rate constants for D- and L-amino acids in the early stages of terrestrial diagenesis
ORGANIC GEOCHEMISTRY, 2006
37, 3, 334, 341
[Reviewed]

Y Takano; H Mori; T Kaneko; Y Ishikawa; K Marumo; K Kobayashi
Phosphatase and microbial activity with biochemical indicators in semi-permafrost active layer sediments over the past 10,000 years
APPLIED GEOCHEMISTRY, Jan. 2006
21, 1, 48, 57
[Reviewed]

Junya Kudo; Kensei Kobayashi; Katsumi Marumo; Yoshinori Takano
Fluctuation in proteinaceous labile organic matter verified with degradation rate constants of terrestrial biochemical indicators
ORGANIC GEOCHEMISTRY, 2006
37, 12, 1655, 1663
[Reviewed]

Y Takano; LP Gupta; H Kawahata; K Kobayashi; K Marumo
Characterization of water-extractable amino acids in the sub-surface of semi-permafrost environments
BULLETIN OF THE CHEMICAL SOCIETY OF JAPAN, Nov. 2005
78, 11, 1994, 1999
[Reviewed]

Marumo Katsumi; Urabe Tetsuro; Takano Yoshinori; Goto Akiko
Shallow Drilling of Submarine Hydrothermal Systems Using Benthic Multi-Coring System
Journal of the Oceanographical Society of Japan, 2005
14, 2, 203, 220

Yamanaka Toshiro; Naraoka Hiroshi; Suzuki Yaeko; Kitajima Fumio; Nanba Kenji; Takano Yoshinori; Kobayashi Kensei; Horiuchi Tsukasa
Preliminary Study of a Subsurface Biosphere Based on Spatial Distribution and Stable Isotopic Composition of Organic Matter in a Seafloor Hydrothermal System
Journal of the Oceanographical Society of Japan, 2005
14, 2, 267, 277

Takano Yoshinori; Yamanaka Toshiro; Edazawa Yae; Kobayashi Kensei; Marumo Katsumi; Urabe Tetsuro
Characterization of Biogenic Amino Acids and Enzymatic Activites in Deep-sea Hydrothermal Systems at Suiyo Seamount, Izu-Bonin Arc, Pacific Ocean
Journal of the Oceanographical Society of Japan, 2005
14, 2, 237, 249

Y Takano; Y Edazawa; K Kobayashi; T Urabe; K Marumo
Evidence of sub-vent biosphere: enzymatic activities in 308 degrees C deep-sea hydrothermal systems at Suiyo seamount, Izu-Bonin Arc, Western Pacific Ocean
EARTH AND PLANETARY SCIENCE LETTERS, Jan. 2005
229, 3-4, 193, 203
[Reviewed]

Y Takano; K Marumo; S Yabashi; T Kaneko; K Kobayashi
Pyrolysis of complex organics following high-energy proton irradiation of a simple inorganic gas mixture
APPLIED PHYSICS LETTERS, Aug. 2004
85, 9, 1633, 1635
[Reviewed]

Y Takano; J Kudo; T Kaneko; K Kobayashi; Y Ishikawa; K Marumo
Evidence of the hypsithermal verified using the racemization rate constant of amino acids: An estimation of paleo-ground temperatures
BULLETIN OF THE CHEMICAL SOCIETY OF JAPAN, May 2004
77, 5, 1029, 1030
[Reviewed]

Y Takano; LP Gupta; H Kawahata; K Marumo; Y Ishikawa; K Kobayashi
Glucosamine and galactosamine in terrestrial organic matter and their correlation with other biochemical indicators
BULLETIN OF THE CHEMICAL SOCIETY OF JAPAN, Apr. 2004
77, 4, 729, 732
[Reviewed]

Y Takano; T Tsuboi; T Kaneko; K Kobayashi; K Marumo
Pyrolysis of high-molecular-weight complex organics synthesized from a simulated interstellar gas mixture irradiated with 3 MeV proton beam
BULLETIN OF THE CHEMICAL SOCIETY OF JAPAN, Apr. 2004
77, 4, 779, 783
[Reviewed]

Y Takano; T Kaneko; K Kobayashi; K Marumo
Correlation coefficients between biomarkers and sub-surface microbial activities in terrestrial sediment over the past 10000 years
BUNSEKI KAGAKU, Mar. 2004
53, 3, 167, 172
[Reviewed]

Y Takano; K Kobayashi; T Yamanaka; K Marumo; T Urabe
Amino acids in the 308 degrees C deep-sea hydrothermal system of the Suiyo Seamount, Izu-Bonin Arc, Pacific Ocean
EARTH AND PLANETARY SCIENCE LETTERS, Feb. 2004
219, 1-2, 147, 153
[Reviewed]

Y Takano; A Ohashi; T Kaneko; K Kobayashi
Abiotic synthesis of high-molecular-weight organics from an inorganic gas mixture of carbon monoxide, ammonia, and water by 3 MeV proton irradiation
APPLIED PHYSICS LETTERS, Feb. 2004
84, 8, 1410, 1412
[Reviewed]

Y Takano; J Kudo; T Kaneko; K Kobayashi; Y Kawasaki; Y Ishikawa
Distribution of amino acid and its stereochemistry related with biological activities in Rikubetsu, Hokkaido, Japan
GEOCHEMICAL JOURNAL, 2004
38, 2, 153, 161
[Reviewed]

Y Takano; T Kaneko; K Kobayashi; D Hiroishi; H Ikeda; K Marumo
Experimental verification of photostability for free- and bound-amino acids exposed to gamma-rays and UV irradiation
EARTH PLANETS AND SPACE, 2004
56, 7, 669, 674
[Reviewed]

T Horiuchi; Y Takano; J Ishibashi; K Marumo; T Urabe; K Kobayashi
Amino acids in water samples from deep sea hydrothermal vents at Suiyo Seamount, Izu-Bonin Arc, Pacific Ocean
ORGANIC GEOCHEMISTRY, 2004
35, 10, 1121, 1128
[Reviewed]

Y Takano; T Horiuchi; K Marumo; M Nakashima; T Urabe; K Kobayashi
Vertical distribution of amino acids and chiral ratios in deep sea hydrothermal sub-vents of the Suiyo Seamount, Izu-Bonin Arc, Pacific Ocean
ORGANIC GEOCHEMISTRY, 2004
35, 10, 1105, 1120
[Reviewed]

K Kobayashi; Y Takano; H Masuda; H Tonishi; T Kaneko; H Hashimoto; T Saito
Possible cometary organic compounds as sources of planetary biospheres
SPACE LIFE SCIENCES: SEARCH FOR SIGNATURES OF LIFE, AND SPACE FLIGHT ENVIRONMENTAL EFFECTS ON THE NERVOUS SYSTEM, 2004
33, 8, 1277, 1281
[Reviewed]

Y Takano; T Horiuchi; K Kobayashi; K Marumo; T Urabe
Large enantiomeric excesses of L-form amino acids in deep-sea hydrothermal sub-vent of 156 degrees C fluids at the Suiyo Seamount, Izu-Bonin Arc, Pacific Ocean
CHEMISTRY LETTERS, Oct. 2003
32, 10, 970, 971
[Reviewed]

Y Takano; K Ushio; T Kaneko; K Kobayashi; H Hashimoto
Amino acid precursors from carbon monoxide in simulated interstellar dust ice mantle by UV irradiation at 10 K
CHEMISTRY LETTERS, Jul. 2003
32, 7, 612, 613

J Kudo; Y Takano; T Kaneko; K Kobayashi
Suitable pretreatment method for the determination of amino acids and their D/L ratios in soil samples
BUNSEKI KAGAKU, Jan. 2003
52, 1, 35, 40
[Reviewed]

Y Takano; R Sato; T Kaneko; K Kobayashi; K Marumo
Biological origin for amino acids in a deep subterranean hydrothermal vent, Toyoha mine, Hokkaido, Japan
ORGANIC GEOCHEMISTRY, 2003
34, 11, 1491, 1496
[Reviewed]

Y Takano; H Masuda; T Kaneko; K Kobayashi
Formation of amino acids from possible interstellar media by gamma-rays and UV irradiation
CHEMISTRY LETTERS, Oct. 2002
2002, 10, 986, 987
[Reviewed]

大場康弘, 古賀俊貴, 高野淑識, 古川善博, 奈良岡浩, ジェイソン・ドワーキン, ダニエル・グラビン, ハロルド・コノリー・ジュニア, ダンテ・ローレッタ
炭素質小惑星 Bennu 試料からのアミノ酸・核酸塩基検出とその意義　　　　　　　　　　　　　　　
環境と測定技術, 2025
52, 7, 11, 17
[Reviewed]

Takano Y.; Ogawa O.N.; Yoshimura T.; koga T.; Sakai S.; Ohkouchi N.; Oba Y.; Furukawa Y.
Carbonaceous asteroid Ryugu and Solar System Science: Advances in method for light elements and molecular analysis on future prospects　　　　　　　　　　　　　　　
環境と測定技術, Jan. 2025
52,, 41, 47.
[Reviewed], [Invited]
Lead, Corresponding

高野 淑識
人新世の開港と太陽系大航海時代　　　　　　　　　　　　　　　
岩波「科学」, Dec. 2023
93, 12, 1033, 1037.
Lead

Rintaro Kimura; Kazutaka Mannen; Hidenori Kumagai; Yohei Matsui; Motoko Igisu; Yoshinori Takano
Chemical analysis for the black component of the outer layer on the eggshell of "black eggs" from Owakudani, Hakone Hot Springs, Japan.
Bunseki Kagaku, Jul. 2023
72,, 249, 256. (https://doi.org/10.2116/bunsekikagaku.72.249)【2023年 エコたま基金・優秀賞 (論文賞) 】
[Reviewed]
Last, Corresponding

矢田 達; 安部 正真; 岡田 達明; 中藤 亜衣子; 与賀田 佳澄; 宮﨑 明子; 西村 征洋; 坂本 佳奈子; 畠田 健太朗; 熊谷 和也; 古屋 静萌; 岩前 絢子; 吉武 美和; 人見 勇矢; 副島 広道; 長島 加奈; 金丸 礼; 山本 大貴; 林 佑; 深井 稜汰; 管原 春菜; 鈴木 志野; 橘 省吾; 臼井 寛裕; 圦本 尚義; 藤本 正樹; 澤田 弘崇; 岡崎 隆司; 高野 淑識; 三浦 弥生; 矢野 創; Trevor Ireland; 杉田 精司; 長 雄一郎; 湯本 航生; 矢部 佑奈; 森 晶輝; Jean-Pierre Bibring; Cedric Pilorget; Rosario Brunetto; Lucie Riu; Damian Loizeau; Lionel Lourit; Vincent Hamm; 中澤 暁; 田中 智; 佐伯 孝尚; 吉川 真; 渡邊 誠一郎; 津田 雄一
『火の鳥「はやぶさ」未来編』その26 ~リュウグウ帰還試料のキュレーション
日本惑星科学会誌, Jul. 2022
31, 2, 153, 161.(https://doi.org/10.14909/yuseijin.31.2_153)
[Reviewed], [Invited]

高野 淑識; 浦井 暖史; 金子 雅紀; 大河内 直彦
-　　　　　　　　　　　　　　　
Isotope News, Dec. 2021
778, 36, 40
[Reviewed], [Invited]
Lead, Corresponding

Yoshinori Takano; Yasuhiro Oba; Naohiko Ohkouchi
LC/ESI-MS analysis of underivatized short-chain peptides and mass spectrum　　　　　　　　　　　　　　　
Researches in Organic Geochemistry,, Sep. 2021
37, 15, 43 (https://doi.org/10.20612/rog.37.1_15)
[Reviewed]
Lead, Corresponding

高野 淑識
「メタン分子レベル放射性炭素同位体測定法：地球生命科学と深部炭素の新しい描像」（トピックス）　　　　　　　　　　　　　　　
ぶんせき, May 2021
5, 243, (http://www.jamstec.go.jp/biogeochem/pdf/Takano_Bunseki_2021.pdf)
[Reviewed], [Invited]

高野 淑識; 加藤 真悟
分析試料の正しい取り扱いかた 『海底下の試料（地球深部の堆積物および岩石）』 [依頼総説]　　　　　　　　　　　　　　　
日本分析化学会誌 ぶんせき, Aug. 2020
9, 314, 319
[Reviewed], [Invited]
Lead, Corresponding

高野 淑識
Japan Geoscience Letters (JGL)
Japan Geoscience Letters (JGL), Feb. 2018
14, 1, 9, 11
[Invited]
Lead

Yoshinori Takano; Yoshito Chikaraishi; Naohiko Ohkouchi
LC/ESI-MS analysis of underivatized amino acids and mass spectrum　　　　　　　　　　　　　　　
Researches in Organic Geochemistry, Feb. 2015
31, 33, 49 (https://doi.org/10.20612/rog.31.1_33)
[Reviewed]
Lead

Yoshinori TAKANO; Naohiko OHKOUCHI
Origins of Carbon and Nitrogen in Mantle Xenolith
Journal of Geography (Chigaku Zasshi), 2015
124, 3, 503, 514(https://doi.org/10.5026/jgeography.124.503)
[Reviewed]
Lead

橘 省吾; 澤田 弘崇; 岡崎 隆司; 高野 淑識
Hayabusa2 sample‐return mission and its scientific significance in primitive small‐body exploration
地球化学, 25 Dec. 2014
48, 4, 265, 278 (https://doi.org/10.14934/chikyukagaku.48.265)

CHIKARAISHI Yoshito; TAKANO Yoshinori; OGAWA Nanako O.; SASAKI Yoko; TSUCHIYA Masashi; OHKOUCHI Naohiko
Food chain analysis by nitrogen isotopic composition of amino acids : Application to terrestrial environments
Researches in organic geochemistry, 30 Sep. 2011
27, 3, 11

高野 淑識; 大河内 直彦
「初期太陽系物質科学の最前線」有機分子で探る母天体の物質進化:特に水質変成と分子非対称性の共進化
日本惑星科学会誌, 25 Dec. 2010
19, 4, 254, 267

TAKANO Yoshinori; CHIKARAISHI Yoshito; OHKOUCHI Naohiko
Quality control by wet chemical pre-treatment for precise compound-specific isotope analysis
Researches in organic geochemistry, 24 Dec. 2010
26, 81, 93

高野 淑識; 大河内 直彦
Deep biosphere and its biogeochemical processes: a linkage between past and present microbes in sub‐seafloor
地球化学, 24 Dec. 2010
44, 4, 185, 204 (https://doi.org/10.14934/chikyukagaku.44.185)

力石 嘉人; 小川 奈々子; 高野 淑識; 土屋 正史; 大河内 直彦
Food chain analysis by nitrogen isotopic composition of amino acids
地球化学, 24 Dec. 2010
44, 4, 233, 241

CHIKARAISHI Yoshito; TAKANO Yoshinori; OHKOUCHI Naohiko
GC/MS analysis of amino acids as pivaloyl/isopropylesters
Researches in organic geochemistry, 30 Nov. 2009
25, 61, 70. (https://doi.org/10.20612/rog.25.0_61)

地学団体研究会, Contributor
『新版 地学事典』（増補・改訂版）　　　　　　　　　　　　　　　
平凡社, 2024
9784582115086

監修:生命の起源と進化学会; 分担執筆; 高野 淑識
「生命起源の事典」（生命の起源と進化学会 監修）　　　　　　　　　　　　　　　
朝倉書店, 2024
9784254160789

編集: 高井 研、共編著者: 高野 淑識
生命の起源はどこまでわかったか
岩波書店, Mar. 2018
9784000062848

編集:山岸 明彦、共編著者:高野 淑識・関根 康人
化学同人・バイオサイエンスシリーズ「アストロバイオロジー」
化学同人, Mar. 2013
9784759815047

日本地球化学会 編(分担執筆・高野 淑識)
地球と宇宙の化学事典
朝倉書店, Sep. 2012
9784254160574

Basiuk, Vladimir A (Joint work with)
Astrobiology : Emergence, Search and Detection of Life
American Scientific Publishers, 2010
9781588831378

International Astronomical Union; Kwok, Sun; Sandford, Scott
Organic Matter in Space : The International Astronomical Union
Cambridge University Press, 2008
9780521889827