| Hadal biosphere: insight into the microbial ecosystem in the deepest ocean on Earth T Nunoura, Y Takaki, M Hirai, S Shimamura, A Makabe, O Koide, ... Proceedings of the National Academy of Sciences 112 (11), E1230-E1236, 2015 | 285 | 2015 |
| Microbial denitrification dominates nitrate losses from forest ecosystems Y Fang, K Koba, A Makabe, C Takahashi, W Zhu, T Hayashi, AA Hokari, ... Proceedings of the National Academy of Sciences 112 (5), 1470-1474, 2015 | 213 | 2015 |
| Characterization and production and consumption processes of N2O emitted from temperate agricultural soils determined via isotopomer ratio analysis S Toyoda, M Yano, S Nishimura, H Akiyama, A Hayakawa, K Koba, ... Global Biogeochemical Cycles 25 (2), 2011 | 147 | 2011 |
| Hydrothermal fluid geochemistry at the Iheya North field in the mid-Okinawa Trough: Implication for origin of methane in subseafloor fluid circulation systems S Kawagucci, H Chiba, J Ishibashi, T Yamanaka, T Toki, Y Muramatsu, ... Geochemical Journal 45 (2), 109-124, 2011 | 140 | 2011 |
| Nitrate is an important nitrogen source for Arctic tundra plants XY Liu, K Koba, LA Koyama, SE Hobbie, MS Weiss, Y Inagaki, GR Shaver, ... Proceedings of the National Academy of Sciences 115 (13), 3398-3403, 2018 | 117 | 2018 |
| Microbial community and geochemical analyses of trans-trench sediments for understanding the roles of hadal environments S Hiraoka, M Hirai, Y Matsui, A Makabe, H Minegishi, M Tsuda, E Rastelli, ... The ISME journal 14 (3), 740-756, 2020 | 114 | 2020 |
| Geochemical origin of hydrothermal fluid methane in sediment-associated fields and its relevance to the geographical distribution of whole hydrothermal circulation S Kawagucci, Y Ueno, K Takai, T Toki, M Ito, K Inoue, A Makabe, ... Chemical Geology 339, 213-225, 2013 | 84 | 2013 |
| Ammonium first: natural mosses prefer atmospheric ammonium but vary utilization of dissolved organic nitrogen depending on habitat and nitrogen deposition XY Liu, K Koba, A Makabe, XD Li, M Yoh, CQ Liu New Phytologist 199 (2), 407-419, 2013 | 74 | 2013 |
| Spatial distribution of nitrate sources of rivers in the Lake Biwa watershed, Japan: controlling factors revealed by nitrogen and oxygen isotope values N Ohte, I Tayasu, A Kohzu, C Yoshimizu, K Osaka, A Makabe, K Koba, ... Water Resources Research 46 (7), 2010 | 71 | 2010 |
| Low δ18O Values of Nitrate Produced from Nitrification in Temperate Forest Soils Y Fang, K Koba, A Makabe, F Zhu, S Fan, X Liu, M Yoh Environmental science & technology 46 (16), 8723-8730, 2012 | 61 | 2012 |
| Isotopomer analysis of production, consumption and soil-to-atmosphere emission processes of N2O at the beginning of paddy field irrigation M Yano, S Toyoda, T Tokida, K Hayashi, T Hasegawa, A Makabe, K Koba, ... Soil Biology and Biochemistry 70, 66-78, 2014 | 58 | 2014 |
| Deepest and hottest hydrothermal activity in the Okinawa Trough: the Yokosuka site at Yaeyama Knoll J Miyazaki, S Kawagucci, A Makabe, A Takahashi, K Kitada, J Torimoto, ... Royal Society Open Science 4 (12), 171570, 2017 | 56 | 2017 |
| Evaluation of wastewater nitrogen transformation in a natural wetland (Ulaanbaatar, Mongolia) using dual-isotope analysis of nitrate M Itoh, Y Takemon, A Makabe, C Yoshimizu, A Kohzu, N Ohte, ... Science of the Total Environment 409 (8), 1530-1538, 2011 | 52 | 2011 |
| Physiological and isotopic characteristics of nitrogen fixation by hyperthermophilic methanogens: Key insights into nitrogen anabolism of the microbial communities in Archean … M Nishizawa, J Miyazaki, A Makabe, K Koba, K Takai Geochimica et Cosmochimica Acta 138, 117-135, 2014 | 51 | 2014 |
| Nitrate dynamics in natural plants: insights based on the concentration and natural isotope abundances of tissue nitrate XY Liu, K Koba, A Makabe, CQ Liu Frontiers in Plant Science 5, 355, 2014 | 48 | 2014 |
| Response of N2O production rate to ocean acidification in the western North Pacific F Breider, C Yoshikawa, A Makabe, S Toyoda, M Wakita, Y Matsui, ... Nature Climate Change 9 (12), 954-958, 2019 | 43 | 2019 |
| Dual nitrogen and oxygen isotope fractionation during anaerobic ammonium oxidation by anammox bacteria K Kobayashi, A Makabe, M Yano, M Oshiki, T Kindaichi, KL Casciotti, ... The ISME Journal 13 (10), 2426-2436, 2019 | 43 | 2019 |
| Variations in nitrogen-15 natural abundance of plant and soil systems in four remote tropical rainforests, southern China A Wang, YT Fang, DX Chen, K Koba, A Makabe, YD Li, TS Luo, M Yoh Oecologia 174, 567-580, 2014 | 39 | 2014 |
| Nitrogen isotope ratios of nitrate and N* anomalies in the subtropical South Pacific C Yoshikawa, A Makabe, T Shiozaki, S Toyoda, O Yoshida, K Furuya, ... Geochemistry, Geophysics, Geosystems 16 (5), 1439-1448, 2015 | 36 | 2015 |
| Hadal water biogeochemistry over the Izu–Ogasawara Trench observed with a full-depth CTD-CMS S Kawagucci, A Makabe, T Kodama, Y Matsui, C Yoshikawa, E Ono, ... Ocean Science 14 (4), 575-588, 2018 | 34 | 2018 |
