Researcher Information
researchmap URL
Research Areas
Research History
Research activity information
Papers
- Koudai Taguchi; Shinsuke Kawagucci; Alexis Gilbert; Yuichiro Ueno; Yohei Matsui; Yoshinori Takano; Eiji Tasumi; Masayuki Miyazaki; Akiko Makabe; Junichi Miyazaki; Hikaru Sawada; Naoto Takahata; Ken Takai
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 - C. Yoshikawa; H. Yamaguchi; N.O. Ogawa; A. Makabe; M. Sato; Y. Mino; K. Matsumoto; Y. Nakano; S. Kawagucci; T. Fujiki; N. Harada; M. Kawachi; N. Ohkouchi
Nitrogenous sources for summertime phytoplankton at two contrasting stations in the subarctic and subtropical western North Pacific
Progress in Oceanography, Jan. 2026
240, 103614, 103614 - Mengqi Jiang; Tetsuroh Ishikawa; Keisuke Takatsudo; Ken’ichi Osaka; Nay Lin Maung; Hirotsugu Arai; Akiko Makabe; Naoko Tokuchi; Kentaro Hayashi; Keisuke Koba
Enhancing nitrogen status evaluation using qualitative indicators: a case study in Matsushima Bay, Japan
Progress in Earth and Planetary Science, 23 Dec. 2025
12, 1 - Chiho Sukigara; Taichi Yokokawa; Akiko Makabe; Kaho Mori; Yu Nakajima; Shinya Kouketsu; Eiji Tasumi; Masumi Hasegawa-Takano; Naoto F. Ishikawa; Chunqi Jiang; Siyu Jiang; Riku Miyase; Satoshi Nishino; Youta Sugai; Kento Tominaga; Hiroshi Uchida; Yu Yoshida; Susumu Yoshizawa; Shinsuke Kawagucci
Diel and daily changes of water mass structure and biogeochemical processes in early spring in the western subtropical North Pacific
Progress in Earth and Planetary Science, 20 Nov. 2025 - Cong Thuan Nguyen; Tomoya Iwata; Yuta Ikeda; Midori Yano; Akiko Makabe; Keisuke Koba
Elucidating the isotopic dynamics of nitrate and ammonium in the Fuji River using a Lagrangian approach: stable nitrate and fractionating ammonium
PROGRESS IN EARTH AND PLANETARY SCIENCE, 14 Oct. 2025
12, 1 - Natalia Konstantinova; James R. Hein; Liang Yi; Yu Liu; Hiroyuki Matsuzaki; Qing Chang; Akiko Makabe; Harald Brekke; Sergei Skolotnev; Georgy Cherkashov; Katsuhiko Suzuki
Refined Os isotope stratigraphy of ferromanganese crusts from the Arctic Ocean and implications for polar environmental change since the late Miocene
SEDIMENTARY GEOLOGY, Aug. 2025
486 - Kanae Kobayashi; Kazuya Nishina; Keitaro Fukushima; Yuji Onishi; Akiko Makabe; Mamoru Oshiki; Keisuke Koba; Satoshi Okabe
Oxygen isotope fractionation during anaerobic ammonium oxidation by the marine representative Candidatus Scalindua sp.
The ISME Journal, 02 Jun. 2025 - Hiroshi Uchida; Masahide Wakita; Akiko Makabe; Akihiko Murata; Alexander Petrovic
Changes in the Composition of International Association for the Physical Sciences of the Oceans Standard Seawater
Springer Oceanography, 23 Mar. 2025
163, 189 - Takuhei Shiozaki; Amane Fujiwara; Eiji Watanabe; Shigeto Nishino; Naomi Harada; Akiko Makabe
Enhancing role of nitrogen fixation in biogeochemical cycles of the Pacific Arctic
15 Mar. 2025 - Tomoko Takahashi; Eiji Tasumi; Wataru Takahagi; Yatsuse Majima; Shotaro Tagawa; Junichi Miyazaki; Akiko Makabe; Naoki Nishimura; Koudai Taguchi; Blair Thornton; Ken Takai
In Situ Monitoring of the Liquid-Gas Phase Transition for CO2-Rich Fluids Emitted at Deep-Sea Hydrothermal Vent Fields
2025 IEEE Underwater Technology (UT), 02 Mar. 2025
1, 5 - Satoshi Okada; Junji Torimoto; Takahiro Kuribayashi; Toshiro Nagase; Akira Owada; Jun-ichiro Ishibashi; Akiko Makabe; Yutaro Takaya; Tatsuo Nozaki
Microscopic evidence for nanoparticle-mediated growth of native gold in sulfide deposits at the Higashi–Aogashima Knoll Caldera hydrothermal field
PLOS ONE, 17 Jan. 2025
[Reviewed] - Nicolaas Glock; Julien Richirt; Christian Woehle; Christopher Algar; Maria Armstrong; Daniela Eichner; Hanna Firrincieli; Akiko Makabe; Anjaly Govindankutty Menon; Yoshiyuki Ishitani; Thomas Hackl; Raphaël Hubert-Huard; Markus Kienast; Yvonne Milker; André Mutzberg; Sha Ni; Satoshi Okada; Subhadeep Rakshit; Gerhard Schmiedl; Zvi Steiner; Akihiro Tame; Zhouling Zhang; Hidetaka Nomaki
Widespread occurrence and relevance of phosphate storage in foraminifera.
Nature, 15 Jan. 2025 - Tatsuo Nozaki; Yasuyuki Fukushima; Satoshi Okada; Yutaro Takaya; Akiko Makabe; Masayuki Watanabe
In situ gold adsorption experiment at an acidic hot spring using a blue-green algal sheet
Scientific Reports, Dec. 2024
14, 1 - Hidetaka Nomaki; Chong Chen; Nanako O. Ogawa; Yosuke Miyairi; Naohiko Ohkouchi; Akiko Makabe; Shinsuke Kawagucci; Yusuke Yokoyama; Motohiro Shimanaga
Elucidating carbon sources of hydrothermal vent animals using natural 14C abundances and habitat water temperature
Limnology and Oceanography, 19 Apr. 2024
[Reviewed] - Tomoko Takahashi; Wataru Takahagi; Eiji Tasumi; Akiko Makabe; Koudai Taguchi; Blair Thornton; Ken Takai
In Situ Measurement of Liquid and Gas CO2 with High Purity at Deep-Sea Hydrothermal Vents in the Mariana Arc Using Raman Spectroscopy
ACS Earth and Space Chemistry, 21 Dec. 2023 - Sakae Toyoda; Kotaro Terajima; Naohiro Yoshida; Chisato Yoshikawa; Akiko Makabe; Fuminori Hashihama; Hiroshi Ogawa
Extensive Accumulation of Nitrous Oxide in the Oxygen Minimum Zone in the Bay of Bengal
Global Biogeochemical Cycles, Sep. 2023 - Takuhei Shiozaki; Amane Fujiwara; Koji Sugie; Shigeto Nishino; Akiko Makabe; Naomi Harada
Bottom‐associated phytoplankton bloom and its expansion in the Arctic Ocean
Global Change Biology, 27 Sep. 2022 - Chisato Yoshikawa; Nanako O. Ogawa; Yoshito Chikaraishi; Akiko Makabe; Yohei Matsui; Yoshikazu Sasai; Masahide Wakita; Makio C. Honda; Yoshihisa Mino; Maki N. Aita; Tetsuichi Fujiki; Takuro Nunoura; Naomi Harada; Naohiko Ohkouchi
Nitrogen Isotopes of Sinking Particles Reveal the Seasonal Transition of the Nitrogen Source for Phytoplankton
Geophysical Research Letters, 16 Sep. 2022
49, 17 - Norio Kitadai; Satoshi Okada; Akiko Makabe; Eiji Tasumi; Masayuki Miyazaki
Polysulfide-assisted urea synthesis from carbon monoxide and ammonia in water
PeerJ Organic Chemistry, 11 Jul. 2022 - Yuta Isaji; C. Yoshikawa; N. O. Ogawa; K. Matsumoto; A. Makabe; S. Toyoda; N. F. Ishikawa; H. Ogawa; H. Saito; M. C. Honda; N. Ohkouchi
Nitrogen Sources for Phytoplankton in the Eastern Indian Ocean Determined From δ 15 N of Chlorophyll a and Divinylchlorophyll a
Geochemistry, Geophysics, Geosystems, Apr. 2022
23, 4 - Hisahiro Ueda; Takazo Shibuya; Yusuke Sawaki; Katsumi Shozugawa; Akiko Makabe; Ken Takai
Chemical Nature of Hydrothermal Fluids Generated by Serpentinization and Carbonation of Komatiite: Implications for H-2-Rich Hydrothermal System and Ocean Chemistry in the Early Earth
GEOCHEMISTRY GEOPHYSICS GEOSYSTEMS, Dec. 2021
22, 12 - Takuhei Shiozaki; Fuminori Hashihama; Hisashi Endo; Minoru Ijichi; Noriko Takeda; Akiko Makabe; Amane Fujiwara; Shigeto Nishino; Naomi Harada
Assimilation and oxidation of urea‐derived nitrogen in the summer Arctic Ocean
Limnology and Oceanography, Dec. 2021
66, 12, 4159, 4170 - Xinghua Ding; Wensheng Lan; Yiliang Li; Aixin Yan; Yoko Katayama; Keisuke Koba; Akiko Makabe; Keitaro Fukushima; Midori Yano; Yuji Onishi; Qinya Ge; Ji-Dong Gu
An internal recycling mechanism between ammonia/ammonium and nitrate driven by ammonia-oxidizing archaea and bacteria (AOA, AOB, and Comammox) and DNRA on Angkor sandstone monuments
INTERNATIONAL BIODETERIORATION & BIODEGRADATION, Nov. 2021
165 - Shinsuke Kawagucci; Yohei Matsui; Akiko Makabe; Tatsuhiro Fukuba; Yuji Onishi; Takuro Nunoura; Taichi Yokokawa
Hydrogen and carbon isotope fractionation factors of aerobic methane oxidation in deep-sea water
23 Jun. 2021
[Reviewed] - Fujio Hyodo; Yu Takebayashi; Akiko Makabe; David A. Wardle; Keisuke Koba
Changes in stable nitrogen isotopes of plants, bulk soil and soil dissolved N during ecosystem retrogression in boreal forest
Ecological Research, May 2021
36, 3, 420, 429
[Reviewed] - Manabu Nishizawa; Takuya Saito; Akiko Makabe; Hisahiro Ueda; Masafumi Saitoh; Takazo Shibuya; Ken Takai
Stable Abiotic Production of Ammonia from Nitrate in Komatiite-Hosted Hydrothermal Systems in the Hadean and Archean Oceans
Minerals, 19 Mar. 2021
11, 3, 321, 321
[Reviewed] - Kanae Kobayashi; Keitaro Fukushima; Yuji Onishi; Kazuya Nishina; Akiko Makabe; Midori Yano; Scott D. Wankel; Keisuke Koba; Satoshi Okabe
Influence ofδ18O of water on measurements ofδ18O of nitrite and nitrate
Rapid Communications in Mass Spectrometry, 30 Jan. 2021
35, 2
[Reviewed] - Satoshi Hiraoka; Miho Hirai; Yohei Matsui; Akiko Makabe; Hiroaki Minegishi; Miwako Tsuda; Juliarni; Eugenio Rastelli; Roberto Danovaro; Cinzia Corinaldesi; Tomo Kitahashi; Eiji Tasumi; Manabu Nishizawa; Ken Takai; Hidetaka Nomaki; Takuro Nunoura
Microbial community and geochemical analyses of trans-trench sediments for understanding the roles of hadal environments
ISME JOURNAL, Mar. 2020
14, 3, 740, 756
[Reviewed] - Shotoku Kotajima; Keisuke Koba; Daisuke Ikeda; Akihiko Terada; Kazuichi Isaka; Kazuya Nishina; Yuuya Kimura; Akiko Makabe; Midori Yano; Hirotsugu Fujitani; Norisuke Ushiki; Satoshi Tsuneda; Muneoki Yoh
Nitrogen and Oxygen Isotope Signatures of Nitrogen Compounds during Anammox in the Laboratory and a Wastewater Treatment Plant
Microbes and Environments, 2020
35, 4, n/a, n/a
[Reviewed] - Y. Isaji; H. Kawahata; N. O. Ogawa; J. Kuroda; T. Yoshimura; F. J. Jiménez-Espejo; A. Makabe; T. Shibuya; S. Lugli; A. Santulli; V. Manzi; M. Roveri; N. Ohkouchi
Efficient recycling of nutrients in modern and past hypersaline environments
Scientific Reports, Dec. 2019
9, 1
[Reviewed] - Florian Breider; Chisato Yoshikawa; Akiko Makabe; Sakae Toyoda; Masahide Wakita; Yohei Matsui; Shinsuke Kawagucci; Tetsuichi Fujiki; Naomi Harada; Naohiro Yoshida
Response of N2O production rate to ocean acidification in the western North Pacific
NATURE CLIMATE CHANGE, Dec. 2019
9, 12, 954, +
[Reviewed] - Kanae Kobayashi; Akiko Makabe; Midori Yano; Mamoru Oshiki; Tomonori Kindaichi; Karen L. Casciotti; Satoshi Okabe
Dual nitrogen and oxygen isotope fractionation during anaerobic ammonium oxidation by anammox bacteria
ISME JOURNAL, Oct. 2019
13, 10, 2426, 2436
[Reviewed] - Takuhei Shiozaki; Minoru Ijichi; Amane Fujiwara; Akiko Makabe; Shigeto Nishino; Chisato Yoshikawa; Naomi Harada
Factors Regulating Nitrification in the Arctic Ocean: Potential Impact of Sea Ice Reduction and Ocean Acidification
GLOBAL BIOGEOCHEMICAL CYCLES, Aug. 2019
33, 8, 1085, 1099
[Reviewed] - Kazuki Shinoda; Midori Yano; Muneoki Yoh; Makoto Yoshida; Akiko Makabe; Yohei Yamagata; Benjamin Z. Houlton; Keisuke Koba
Control of the Nitrogen Isotope Composition of the Fungal Biomass: Evidence of Microbial Nitrogen Use Efficiency
MICROBES AND ENVIRONMENTS, Mar. 2019
34, 1, 5, 12
[Reviewed] - Numaho Sota; Shibuya Takazo; Ueda Hisahiro; Saito Takuya; Kikuchi Sakiko; Makabe Akiko; Nishizawa Manabu; Torimoto Junji; Tomita Masaru
Hydrogen generation by water rock interactions at hydrothermal field within Saturn's icy moon Enceladus.
Abstracts of Annual Meeting of the Geochemical Society of Japan, 2019
66, 0, 228, 228 - Shinsuke Kawagucci; Akiko Makabe; Taketoshi Kodama; Yohei Matsui; Chisato Yoshikawa; Etsuro Ono; Masahide Wakita; Takuro Nunoura; Hiroshi Uchida; Taichi Yokokawa
Hadal water biogeochemistry over the Izu-Ogasawara Trench observed with a full-depth CTD-CMS
OCEAN SCIENCE, Jul. 2018
14, 4, 575, 588
[Reviewed] - Chisato Yoshikawa; Akiko Makabe; Yohei Matsui; Takuro Nunoura; Naohiko Ohkouchi
Nitrate Isotope Distribution in the Subarctic and Subtropical North Pacific
GEOCHEMISTRY GEOPHYSICS GEOSYSTEMS, Jul. 2018
19, 7, 2212, 2224
[Reviewed] - Xue-Yan Liu; Keisuke Koba; Lina A. Koyama; Sarah E. Hobbie; Marissa S. Weiss; Yoshiyuki Inagaki; Gaius R. Shaver; Anne E. Giblin; Satoru Hobara; Knute J. Nadelhoffer; Martin Sommerkorn; Edward B. Rastetter; George W. Kling; James A. Laundre; Yuriko Yano; Akiko Makabe; Midori Yano; Cong-Qiang Liu
Nitrate is an important nitrogen source for Arctic tundra plants
PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, Mar. 2018
115, 13, 3398, 3403
[Reviewed] - Nguyen Cong Thuan; Keisuke Koba; Midori Yano; Akiko Makabe; Co Thi Kinh; Akihiko Terada; Sakae Toyoda; Naohiro Yoshida; Yotaro Tanaka; Masanori Katsuyama; Muneoki Yoh
N2O production by denitrification in an urban river: evidence from isotopes, functional genes, and dissolved organic matter
LIMNOLOGY, Jan. 2018
19, 1, 115, 126
[Reviewed] - Junichi Miyazaki; Shinsuke Kawagucci; Akiko Makabe; Ayu Takahashi; Kazuya Kitada; Junji Torimoto; Yohei Matsui; Eiji Tasumi; Takazo Shibuya; Kentaro Nakamura; Shunsuke Horai; Shun Sato; Jun-ichiro Ishibashi; Hayato Kanzaki; Satoshi Nakagawa; Miho Hirai; Yoshihiro Takaki; Kyoko Okino; Hiromi KayamaWatanabe; Hidenori Kumagai; Chong Chen
Deepest and hottest hydrothermal activity in the Okinawa Trough: the Yokosuka site at Yaeyama Knoll
ROYAL SOCIETY OPEN SCIENCE, Nov. 2017
4, 12
[Reviewed] - Junichi Miyazaki; Akiko Makabe; Yohei Matsui; Naoya Ebina; Saki Tsutsumi; Jun-ichiro Ishibashi; Chong Chen; Sho Kaneko; Ken Takai; Shinsuke Kawagucci
WHATS-3: An Improved Flow-Through Multi-bottle Fluid Sampler for Deep-Sea Geofluid Research
FRONTIERS IN EARTH SCIENCE, Jun. 2017
5
[Reviewed] - Kawagucci Shinsuke; Tokokawa Taichi; Nunoura Takuro; Matsui Yohei; Makabe Akiko; Uchida Hiroshi
CTD seawater sampling at Izu-Ogasawara trench region by R/V KAIMEI
Abstracts of Annual Meeting of the Geochemical Society of Japan, 2017
64, 52, 52 - O. Ogawa Nanako; Yoshikawa Chisato; Hisami Suga; Makabe Akiko; Matsui Yohei; Kawagucci Shinsuke; Fujiki Tetsuichi; Harada Naomi; Ohkouchi Naohiko
Nitrogen isotopic composition of chlorophylls to reconstruct photosynthetic nitrogen cycle in the ocean
Abstracts of Annual Meeting of the Geochemical Society of Japan, 2017
64, 13, 13 - Christine B. Wenk; Caitlin H. Frame; Keisuke Koba; Karen L. Casciotti; Mauro Veronesi; Helge Niemann; Carsten J. Schubert; Naohiro Yoshida; Sakae Toyoda; Akiko Makabe; Jakob Zopfi; Moritz F. Lehmann
Differential N2O dynamics in two oxygen-deficient lake basins revealed by stable isotope and isotopomer distributions
LIMNOLOGY AND OCEANOGRAPHY, Sep. 2016
61, 5, 1735, 1749
[Reviewed] - Manabu Nishizawa; Sanae Sakai; Uta Konno; Nozomi Nakahara; Yoshihiro Takaki; Yumi Saito; Hiroyuki Imachi; Eiji Tasumi; Akiko Makabe; Keisuke Koba; Ken Takai
Nitrogen and Oxygen Isotope Effects of Ammonia Oxidation by Thermophilic Thaumarchaeota from a Geothermal Water Stream
APPLIED AND ENVIRONMENTAL MICROBIOLOGY, Aug. 2016
82, 15, 4492, 4504
[Reviewed] - Chisato Yoshikawa; Akiko Makabe; Takuhei Shiozaki; Sakae Toyoda; Osamu Yoshida; Ken Furuya; Naohiro Yoshida
Nitrogen isotope ratios of nitrate and N* anomalies in the subtropical South Pacific
GEOCHEMISTRY GEOPHYSICS GEOSYSTEMS, May 2015
16, 5, 1439, 1448
[Reviewed] - Kiwamu Umezawa; Kouta Takeda; Takuya Ishida; Naoki Sunagawa; Akiko Makabe; Kazuo Isobe; Keisuke Koba; Hiroyuki Ohno; Masahiro Samejima; Nobuhumi Nakamura; Kiyohiko Igarashi; Makoto Yoshida
A Novel Pyrroloquinoline Quinone-Dependent 2-Keto-D-Glucose Dehydrogenase from Pseudomonas aureofaciens
JOURNAL OF BACTERIOLOGY, Apr. 2015
197, 8, 1322, 1329
[Reviewed] - Takuro Nunoura; Yoshihiro Takaki; Miho Hirai; Shigeru Shimamura; Akiko Makabe; Osamu Koide; Tohru Kikuchi; Junichi Miyazaki; Keisuke Koba; Naohiro Yoshida; Michinari Sunamura; Ken Takai
Hadal biosphere: Insight into the microbial ecosystem in the deepest ocean on Earth
PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, Mar. 2015
112, 11, E1230, E1236
[Reviewed] - Yunting Fang; Keisuke Koba; Akiko Makabe; Chieko Takahashi; Weixing Zhu; Takahiro Hayashi; Azusa A. Hokari; Rieko Urakawa; Edith Bai; Benjamin Z. Houlton; Dan Xi; Shasha Zhang; Kayo Matsushita; Ying Tu; Dongwei Liu; Feifei Zhu; Zhenyu Wang; Guoyi Zhou; Dexiang Chen; Tomoko Makita; Hiroto Toda; Xueyan Liu; Quansheng Chen; Deqiang Zhang; Yide Li; Muneoki Yoh
Microbial denitrification dominates nitrate losses from forest ecosystems
PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, Feb. 2015
112, 5, 1470, 1474
[Reviewed] - Manabu Nishizawa; Junichi Miyazaki; Akiko Makabe; Keisuke Koba; Ken Takai
Physiological and isotopic characteristics of nitrogen fixation by hyperthermophilic methanogens: Key insights into nitrogen anabolism of the microbial communities in Archean hydrothermal systems
GEOCHIMICA ET COSMOCHIMICA ACTA, Aug. 2014
138, 117, 135
[Reviewed] - Xue-Yan Liu; Keisuke Koba; Akiko Makabe; Cong-Qiang Liu
Nitrate dynamics in natural plants: insights based on the concentration and natural isotope abundances of tissue nitrate
FRONTIERS IN PLANT SCIENCE, Jul. 2014
5
[Reviewed] - Midori Yano; Sakae Toyoda; Takeshi Tokida; Kentaro Hayashi; Toshihiro Hasegawa; Akiko Makabe; Keisuke Koba; Naohiro Yoshida
Isotopomer analysis of production, consumption and soil-to-atmosphere emission processes of N2O at the beginning of paddy field irrigation
SOIL BIOLOGY & BIOCHEMISTRY, Mar. 2014
70, 66, 78
[Reviewed] - Ang Wang; Yun-Ting Fang; De-Xiang Chen; Keisuke Koba; Akiko Makabe; Yi-De Li; Tu-Shou Luo; Muneoki Yoh
Variations in nitrogen-15 natural abundance of plant and soil systems in four remote tropical rainforests, southern China
OECOLOGIA, Feb. 2014
174, 2, 567, 580
[Reviewed] - Yunting Fang; Keisuke Koba; Muneoki Yoh; Akiko Makabe; Xueyan Liu
Patterns of foliar delta N-15 and their control in Eastern Asian forests
ECOLOGICAL RESEARCH, Sep. 2013
28, 5, 735, 748
[Reviewed] - Xue-Yan Liu; Keisuke Koba; Akiko Makabe; Xiao-Dong Li; Muneoki Yoh; Cong-Qiang Liu
Ammonium first: natural mosses prefer atmospheric ammonium but vary utilization of dissolved organic nitrogen depending on habitat and nitrogen deposition
NEW PHYTOLOGIST, Jul. 2013
199, 2, 407, 419
[Reviewed] - Manabu Nishizawa; Keisuke Koba; Akiko Makabe; Naohiro Yoshida; Masanori Kaneko; Shingo Hirao; Jun-ichiro Ishibashi; Toshiro Yamanaka; Takazo Shibuya; Tohru Kikuchi; Miho Hirai; Junichi Miyazaki; Takuro Nunoura; Ken Takai
Nitrification-driven forms of nitrogen metabolism in microbial mat communities thriving along an ammonium-enriched subsurface geothermal stream
GEOCHIMICA ET COSMOCHIMICA ACTA, Jul. 2013
113, 152, 173
[Reviewed] - Shinsuke Kawagucci; Yuichiro Ueno; Ken Takai; Tomohiro Toki; Michihiro Ito; Kazuhiro Inoue; Akiko Makabe; Naohiro Yoshida; Yasuyuki Muramatsu; Naoto Takahata; Yuji Sano; Taku Narita; Genta Teranishi; Hajime Obata; Satoshi Nakagawa; Takuro Nunoura; Toshitaka Gamo
Geochemical origin of hydrothermal fluid methane in sediment-associated fields and its relevance to the geographical distribution of whole hydrothermal circulation
CHEMICAL GEOLOGY, Feb. 2013
339, 213, 225
[Reviewed] - Yunting Fang; Keisuke Koba; Akiko Makabe; Feifei Zhu; Shaoyan Fan; Xueyan Liu; Muneoki Yoh
Low delta O-18 Values of Nitrate Produced from Nitrification in Temperate Forest Soils
ENVIRONMENTAL SCIENCE & TECHNOLOGY, Aug. 2012
46, 16, 8723, 8730
[Reviewed] - Nobuhito Ohte; Ichiro Tayasu; Ayato Kohzu; Chikage Yoshimizu; Ken'ichi Osaka; Akiko Makabe; Keisuke Koba; Naohiro Yoshida; Toshi Nagata
Spatial distribution of nitrate sources of rivers in the Lake Biwa watershed, Japan: Controlling factors revealed by nitrogen and oxygen isotope values (vol 46, W07505, 2010)
WATER RESOURCES RESEARCH, Aug. 2012
48
[Reviewed] - Mayuko Nakagawa; Yuichiro Ueno; Shohei Hattori; Maki Umemura; Akihiko Yagi; Ken Takai; Keisuke Koba; Yuji Sasaki; Akiko Makabe; Naohiro Yoshida
Seasonal change in microbial sulfur cycling in monomictic Lake Fukami-ike, Japan
LIMNOLOGY AND OCEANOGRAPHY, Jul. 2012
57, 4, 974, 988
[Reviewed] - Y. Sasaki; K. Koba; M. Yamamoto; A. Makabe; Y. Ueno; M. Nakagawa; S. Toyoda; N. Yoshida; M. Yoh
Biogeochemistry of nitrous oxide in Lake Kizaki, Japan, elucidated by nitrous oxide isotopomer analysis
Journal of Geophysical Research, 21 Dec. 2011
116, G4
[Reviewed] - Sakae Toyoda; Midori Yano; Sei-ichi Nishimura; Hiroko Akiyama; Atsushi Hayakawa; Keisuke Koba; Shigeto Sudo; Kazuyuki Yagi; Akiko Makabe; Yoshifumi Tobari; Nanako O. Ogawa; Naohiko Ohkouchi; Keita Yamada; Naohiro Yoshida
Characterization and production and consumption processes of N2O emitted from temperate agricultural soils determined via isotopomer ratio analysis
GLOBAL BIOGEOCHEMICAL CYCLES, May 2011
25
[Reviewed] - Masayuki Itoh; Yasuhiro Takemon; Akiko Makabe; Chikage Yoshimizu; Ayato Kohzu; Nobuhito Ohte; Dashzeveg Tumurskh; Ichiro Tayasu; Naohiro Yoshida; Toshi Nagata
Evaluation of wastewater nitrogen transformation in a natural wetland (Ulaanbaatar, Mongolia) using dual-isotope analysis of nitrate
SCIENCE OF THE TOTAL ENVIRONMENT, Mar. 2011
409, 8, 1530, 1538
[Reviewed] - Shinsuke Kawagucci; Hitoshi Chiba; Jun-ichiro Shibash; Toshiro Yamanaka; Tomohiro Toki; Yasuyuki Muramatsu; Yuichiro Ueno; Akiko Makabe; Kazuhiro Inoue; Naohiro Yoshida; Satoshi Nakagawa; Takuro Nunoura; Ken Takai; Naoto Takahata; Yuji Sano; Taku Narita; Genta Teranishi; Hajime Obata; Toshitaka Gamo
Hydrothermal fluid geochemistry at the Iheya North field in the mid-Okinawa Trough: Implication for origin of methane in subseafloor fluid circulation systems
GEOCHEMICAL JOURNAL, 2011
45, 2, 109, 124
[Reviewed] - Nobuhito Ohte; Ichiro Tayasu; Ayato Kohzu; Chikage Yoshimizu; Kenichi Osaka; Akiko Makabe; Keisuke Koba; Naohiro Yoshida; Toshi Nagata
Spatial distribution of nitrate sources of rivers in the Lake Biwa watershed, Japan: Controlling factors revealed by nitrogen and oxygen isotope values
WATER RESOURCES RESEARCH, Jul. 2010
46
[Reviewed]
Misc.
- KOBAYASHI Kanae; MAKABE Akiko; SHIGEMITSU Masahito; HIRAOKA Satoshi; TSUDA Miwako; MIYAZAKI Masayuki; SUMIDA Tomomi; NOMAKI Hidetaka; NUNOURA Takuro; KAWAGUCHI Shinsuke
Combined molecular and stable isotopic analyses reveal the microbial nitrogen cycle in the deep-sea sediments
日本微生物生態学会大会(Web), 2023
36th - 佐藤佳子; 佐藤佳子; 佐藤佳子; 管家拓巳; 管家拓巳; 芳賀さくら; 芳賀さくら; 吉田汐里; 吉田汐里; 一條祐里奈; 一條祐里奈; 熊谷英憲; 眞壁明子; 渋谷岳造
Radioactivity and its environmental behavior in soil samples collected from Fukushima prefecture
日本地球惑星科学連合大会予稿集(Web), 2020
2020 - 吉川知里; 眞壁明子; 松井洋平; 豊田栄; 本多牧生; 横川太一; 布浦拓郎; 大河内直彦
Nitrogen and oxygen isotopes of nitrate in the eastern Indian Ocean
日本地球化学会年会要旨集(Web), 2020
67th - 小林香苗; 福島慶太郎; 大西雄二; 仁科一哉; 眞壁明子; 押木守; 金田一智規; 木庭啓介; 岡部聡
Analysis of nitrogen and oxygen isotope effects of a marine anammox species; “Ca. Scalindua sp.”
日本水環境学会年会講演集, 2020
54th - 眞壁明子; 布浦拓郎; 吉川知里; 木庭啓介
Nitrification rates in the North Pacific: Relationship between proportions of ammonia and nitrite oxidation in nitrification and environmental factors
日本生態学会大会講演要旨(Web), 2020
67th - 兵藤不二夫; 竹林佑; 眞壁明子; 眞壁明子; DAVID Wardle A.; DAVID Wardle A.; 木庭啓介; 木庭啓介
Changes in belowground nitrogen sources and physiological status of boreal forest plants during retrogression as revealed by stable isotope analysis
日本生態学会大会講演要旨(Web), 2020
67th - 小林香苗; 福島慶太郎; 大西雄二; 眞壁明子; 矢野翠; 押木守; 金田一智規; 木庭啓介; 岡部聡
嫌気性アンモニア酸化細菌“Ca.Scalindua sp.”の酸素同位体分別の解析
日本微生物生態学会大会(Web), 2019
33rd - 内田裕; 小野越郎; 小野越郎; 横川太一; 川口慎介; 布浦拓郎; 脇田昌英; 梅田振一郎; 熊本雄一郎; 前野克尚; 前田洋作; 平井美穂; 眞壁明子; 松井洋平; 宮崎征行; 多田雄哉; 田角栄二; 佐々木瑶子; 望月芳和; 砂村倫成; 砂村倫成; 浦山俊一; 浦山俊一; 須田好; 須田好
「かいめい」慣熟航海における伊豆・小笠原海溝のCTD採水観測
ブルーアースサイエンス・テク要旨集, 2018
2018 - 矢野翠; 矢野翠; 眞壁明子; 福澤加里部; 柴田英昭; 佐藤冬樹; 野口泉; 山口高志; 吉田未来; 鈴木希実; 内藤梨沙; 木庭啓介; 木庭啓介
硝酸安定同位体比による森林施業が冷温帯森林集水域の窒素循環に与える影響評価
日本生態学会大会講演要旨(Web), 2017
64th - 山下尚之; 角和暁; 矢野翠; 眞壁明子; 木庭啓介; KIETVUTTINON Bopit; GARIVAIT Hathairatana; VISARATANA Thiti; 佐瀬裕之
熱帯季節林から流出する硝酸の起源-酸素同位体異常を用いた解析-
日本地球惑星科学連合大会予稿集(Web), 2017
2017 - Toki Tomohiro; Tasumi Eiji; Hirai Miho; Ishibashi Jun―ichiro; On―board member C; Shinjo Ryuichi; Nunoura Takuro; Makabe Akiko; Matsui Youhei; Kawagucci Shinsuke; Saitoh Masafumi; Kato Shingo; Nakagawa Satoshi
Chemical compositions of interstitial waters from Iheya North Knoll and Noho Site during CK16-01 cruise
Abstracts of Annual Meeting of the Geochemical Society of Japan, 2016
63, 0 - 田中(小田)あゆみ; 遠藤いず貴; 額尓徳尼; 額尓徳尼; 大手信人; 大手信人; UNDAMAA Jamsran; 山中典和; 矢野翠; 眞壁明子; 木庭啓介; 那沁; 廣部宗; 古川賢
モンゴル国マンダルゴビ地域における草本種の窒素利用特性の違い
日本森林学会大会学術講演集, 2015
126th - 平井美穂; 布浦拓郎; JULIARNI; 野牧秀隆; 西澤学; 菅寿美; 田角栄二; 宮崎淳一; 眞壁明子; 木庭啓介; 高井研
6つの異なる海域の海底堆積物表層での窒素循環に関わる微生物の分布と化学環境の比較
日本土壌微生物学会講演要旨集, 2014
2014 - 平井美穂; 布浦拓郎; JULIANI; 野牧秀隆; 西澤学; 菅寿美; 田角栄二; 宮崎淳一; 眞壁明子; 木庭啓介; 高井研
堆積物表層における硝化菌・嫌気的アンモニア酸化菌の分布と化学環境
ブルーアース要旨集, 2014
2014 - Nunoura Takuro; Sunamura Michinari; Hirai Miho; Miyazaki Junichi; Makabe Akiko; Inoue Kazuhiro; Kikuchi Tohru; Koide Osamu; Ueno Yuichiro; Takai Ken
PAa-23 The trench biosphere: insights into microbial ecosystem in the deepest ocean(PAa Aquatic microbial ecology(general),Poster session)
日本微生物生態学会講演要旨集, 2012
28, 137, 137 - 西澤学; 布浦拓郎; 平井美穂; 真壁明子; 柳川勝紀; 野牧秀隆; 北橋倫; 木庭啓介; 高井研
海溝堆積物における窒素動態と微生物生態(S03窒素循環と微生物群集・機能:最先端研究の現場より,シンポジウムセッション)
日本微生物生態学会講演要旨集, 2012
28 - NUNOURA TAKURO; SUNAMURA MICHINARI; HIRAI MIHO; MIYAZAKI JUNICHI; MAKABE AKIKO; INOUE KAZUHIRO; KIKUCHI TOHRU; KOIDE OSAMU; UENO YUICHIRO; TAKAI KEN
1C-11 Trench biosphere exploration -Microbial ecosystem in the Challenger Deep at the Mariana Trench(Oral Session)
日本微生物生態学会講演要旨集, 2010
26, 81, 81 - Lombard Loic; Keita Yamada; Hattori Shohei; Sasaki Yuji; Makabe Akiko; Koba Keisuke; Yoshida Naohiro
Characterizing the methane cycle in lake system using isotopic signature in Lake-Kizaki, Japan
Abstracts of Annual Meeting of the Geochemical Society of Japan, 2009
56, 0, 222, 222 - 布浦 拓郎; 砂村 倫成; 眞壁 明子; 井上 一大; 菊池 徹; 小出 修; 上野 雄一郎; 宮崎 淳一; 高井 研
1B-6 マリアナ海溝チャレンジャー海淵水塊中の微生物分布(口頭発表)
日本微生物生態学会講演要旨集, 2009
25, 12, 12 - 大澤弘敬; 吉田弘; 井上朝哉; 澤隆雄; 渡邊佳孝; 石橋正二郎; 田原淳一郎; 伊藤和彰; 高井研; 宮崎淳一; 布浦拓郎; 諸野祐樹; 稲垣史生; 菊池徹; 小出修; 眞壁明子; 井上一大; 砂村倫成
大深度小型無人機(ABISMO)の実海域実験
海洋研究開発機構航海概要報告書&運航実績一覧&航跡図&運航線表(CD-ROM), 2008
2008 - 伊藤雅之; 真壁明子; 竹門康弘; 高津文人; 陀安一郎; 由水千景; TUMURSUKH; 大手信人; 木庭啓介; 藤田昇; JAVZAN C.; BAYANSAN T.; SAULYEGUL A; 永田俊
モンゴル国ウランバートル市の下水処理場からの排水流出とそれが湿地・河川環境に及ぼす影響-安定同位体比による評価-
日本生態学会大会講演要旨集, 2008
55th - 永田俊; 陀安一郎; 藤田昇; 木庭啓介; 眞壁明子; 吉田尚宏; 竹門康弘; 高津文人
各種安定同位体比に基づく流域生態系の健全性/持続可能性指標の構築 モンゴル国トール川流域の水質汚濁の現状と安定同位体指標の適用
研究領域「水の循環系モデリングと利用システム」第5回領域シンポジウム(平成15年度採択研究課題終了シンポジウム)講演要旨集 平成20年, 2008 - 永田俊; 大手信人; 大河内直彦; 木庭啓介; 眞壁明子; 吉田尚宏; 由水千景; 高津文人; 陀安一郎; 宮島利宏
各種安定同位体比に基づく流域生態系の健全性/持続可能性指標の構築 琵琶湖および琵琶湖集水域における有機物負荷と窒素循環:各種安定同位体比を用いた総合的な環境評価
研究領域「水の循環系モデリングと利用システム」第5回領域シンポジウム(平成15年度採択研究課題終了シンポジウム)講演要旨集 平成20年, 2008 - 高津文人; 由水千景; 大手信人; 陀安一郎; 木庭啓介; 眞壁明子; KIM Chulgoo; 槙洸; 西村洋子; 小林由紀; 横川太一; 伊藤雅之; 尾坂兼一; 藤本将光; 石川尚人; 永田俊
高密度シノプティツク観測による河川の環境診断 炭素安定同位体比による評価
日本陸水学会大会講演要旨集, 2007
72nd - 眞壁明子; 木庭啓介; 由水千景; 陀安一郎; 金哲九; 小川奈々子; 大河内直彦; 豊田栄; 戸張賀史; 吉田尚弘; 永田俊
安定同位体からみた琵琶湖における一酸化二窒素生成・消滅機構
第6回SORSTジョイントシンポジウム講演要旨集 超微量物質の同定/認識の化学 平成19年, 2007 - 眞壁明子; 木庭啓介; 陀安一郎; 高津文人; 伊藤雅之; 由水千景; 小川奈々子; 大河内直彦; 豊田栄; 吉田尚弘; 永田俊
モンゴル下水流入河川における硝化・脱窒の日変化~アイソトポマー比による解析~
日本生態学会大会講演要旨集, 2007
54th - 眞壁明子; 木庭啓介; 由水千景; 小川奈々子; 陀安一郎; KIM Chulgoo; 大河内直彦; 豊田栄; 吉田尚弘; 永田俊
安定同位体からみた琵琶湖における一酸化二窒素の生成機構
日本陸水学会大会講演要旨集, 2007
72nd - 由水千景; 高津文人; 大手信人; 陀安一郎; 木庭啓介; 眞壁明子; KIM Chulgoo; 槙洸; 西村洋子; 小林由紀; 横川太一; 伊藤雅之; 尾坂兼一; 藤本将光; 石川尚人; 永田俊
高密度シノプティック観測による河川の環境診断-窒素安定同位体比による評価
日本陸水学会大会講演要旨集, 2007
72nd - 木庭啓介; 木庭啓介; 眞壁明子; 眞壁明子
Studies on Nitrogen Dynamics in Lotic Ecosystems Using Stable Isotope Techniques
水文・水資源学会誌, 2006
19, 4 - 眞壁明子; 木庭啓介; 木庭啓介; 由水千景; 陀安一郎; 陀安一郎; 金てつ九; 小川奈々子; 大河内直彦; 豊田栄; 戸張賀史; 吉田尚弘; 吉田尚弘; 永田俊; 永田俊
安定同位体を用いた琵琶湖における亜酸化窒素生成・消費メカニズムの解析
日本生態学会大会講演要旨集, 2006
53rd - 真壁明子; 木庭啓介; 由水千景; 高津文人; 小川奈々子; 大河内直彦; 金哲九; 小林由紀; 吉田尚弘
安定同位体比を用いた都市河川における窒素化合物の挙動解明
日本生態学会大会講演要旨集, 2005
52nd - 真壁明子; 木庭啓介; 由水千景; 陀安一郎; 金てつ九; 小川奈々子; 大河内直彦; 豊田栄; 戸張賀史; 吉田尚弘; 永田俊; 永田俊
安定同位体比による琵琶湖窒素循環の解釈
日本陸水学会大会講演要旨集, 2005
70th
